{"title":"Factory Phone Jammers for Sale","description":"\u003ch2\u003e\u003cspan\u003eProfessional Phone Jammers for Sale\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMobile phones have become an important part of everyday communication, but in certain controlled environments, unauthorized calls, messaging, or mobile data connections can create security, privacy, or operational concerns.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ephone jammers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are designed for authorized applications where cellular communications need to be restricted within a designated area.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features \u0026amp; Benefits of Our Phone Jammers\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFull-Band Coverage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Supports multiple cellular frequency bands across 2G, 3G, 4G, 5G and WIFI signals, helping provide comprehensive signal disruption within designated areas.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e120W High-Power Output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — High-power configurations provide strong RF interference for applications requiring broader and more demanding coverage.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e8–100 m Coverage Range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Provides a specified shielding range of 8–100 meters, making it suitable for different designated coverage areas.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDirectional High-Gain Antenna\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Uses a directional high-gain antenna array to concentrate RF interference toward the intended area, helping provide more targeted coverage.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/5_0814ac77-1575-4455-85ec-e71d3ef491ad.png?v=1787710843\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cb\u003e\u003cspan\u003eWhat is A Signal Jammer?\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"15\"\u003eA signal jammer works by sending out interference on the same radio frequencies used by wireless devices. This interference weakens or overwhelms the original signal, making it difficult for the device to maintain a normal connection.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Are Phone Jammers Needed?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIn some environments, unrestricted mobile communication can create practical problems:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrivacy concerns\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Unauthorized mobile communications may create information-security risks.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSecurity requirements\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Certain controlled facilities may need to restrict wireless communications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOperational control\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Meetings, examinations, and other controlled activities may require limited mobile connectivity.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRestricted communication areas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Security-sensitive environments may require designated areas where cellular communications are unavailable.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWhat Determines Phone Jammer Effectiveness?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eChoosing a phone jammer based only on advertised power can lead to the wrong product selection. Several factors should be considered together.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e1. Frequency Coverage\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe jammer must cover the cellular bands used in the target environment. Different networks and generations of cellular technology may use different frequency ranges.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e2. Output Power\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOutput power influences the available interference level, but higher power does not automatically mean better results in every environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e3. Distance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe distance between the target device and the relevant cellular base station can influence the RF conditions significantly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e4. Antenna Configuration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAntenna type, quantity, orientation, and installation can affect how RF energy is distributed within the intended area.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Choose the Right Phone Jammer?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInstead of choosing a model based on power alone, evaluate your requirements in this order:\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFor Small Controlled Areas\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor smaller authorized areas, a compact configuration may be more appropriate where portability and simple deployment are important.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFor Larger Areas\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLarger controlled areas may require a different antenna configuration and higher-capacity RF system, depending on the environment and applicable authorization.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFor Fixed Installations\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFixed installations are generally selected when the equipment needs to remain in a designated location as part of an approved RF control system.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFor Project-Based Applications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor government, institutional, or security projects, product selection should be based on the project's required frequency bands, coverage conditions, installation requirements, and regulatory approval.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Choose Us?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Dexinkang_Finally_Signal_Jammer_Company_Information.jpg?v=1788060495\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e","products":[{"product_id":"100w-mobile-phone-signal-jammer","title":"100W E-12 Directional Full-band Cell Phone Jammer 5G GSM WIFI Bluetooth Signal Jammer","description":"\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eE-12-100W 5G Jammer offers full-band jamming \u003c\/span\u003e\u003cspan\u003e(CDMA\/GSM\/DCS\/3G\/4G\/5G\/Wifi\/Bluetooth), 24\/7 operation, and excellent durability, making it the nemesis of wireless cheating devices such as mobile phones, WIFI, Bluetooth, and electronic watches.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eIt only blocks the reception of on-site mobile devices and does not affect surrounding base stations. \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eAnd it has reliable performance near cellular base stations where standard blockers fail.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan\u003eCustomizable configuration available:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eFull Bands Mobile Phone 5G\/4G\/3G\/2G + WiFi 2.4G + WiFi 5G + GPS L1-L5 + LORA + LOJACK\/UHF\/VHF\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Product specification sheet for an anti-drone communication blocker used in security applications.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/E-12_3ff6ab93-ad6b-48e1-b4c1-71bf6553eafe.png?v=1747096925\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eThis portable cell phone blocker is an omnidirectional full-band communication signal jammer, \u003c\/span\u003e\u003cspan\u003eusing an \u003c\/span\u003e\u003cspan\u003eomnidirectional\u003c\/span\u003e\u003cspan\u003e high-gain antenna array, significantly increasing the shielding distance. And it \u003c\/span\u003e\u003cspan\u003eadopts split-output, with a single\u003c\/span\u003e\u003cspan\u003e transmitter power exceeding 100W, and each channel output is between 5W\u003cspan style=\"font-family: 宋体;\"\u003e～\u003c\/span\u003e\u003cspan style=\"font-family: Arial;\"\u003e10W. \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eThey only block the reception of on-site mobile phone devices and do not affect surrounding base stations at all, making it\u003c\/span\u003e\u003cspan\u003e a security guard and purification expert in confidential meetings and standardized examination venues.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"the diagram shows the deplyment of your jammers in the meeting room\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/directional_phone_blocker800.jpg?v=1756263295\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black cell phone jammer with size dimensions on a white background\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_signal_jammer_device.jpg?v=1753926206\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/20_692a0602-b6a5-4f02-827d-6679645a298b.png?v=1756264963\" alt=\"Portable multi-band signal processing equipment, front close-up showing the power switch and interface.\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_signal_blockers.jpg?v=1756264963\" alt=\"Signal blocker device features four-fan cooling array and technical controls\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\n\u003cstrong\u003ePrecautions:\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cdiv\u003e\u003cspan\u003e1. Factors affecting the actual shielding range include signal field strength, base station distance, mobile phone format, obstacles, installation height, installation specifications, etc.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e2. It is normal for the host to heat up after working for a long time. If the temperature is too high, please turn off the power and contact your local dealer\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e3. The normal installation height is 1.8m～2.5m, try to choose the place where there is no obstacle between the target shielding area. \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Best_cell_phone_application2.jpg?v=1748088716\" alt=\"Multi-band signal blocker used in educational and industrial settings\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cimg alt=\"Benefits of cell phone jammers in the  classrooms and meeting rooms\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/all_benefits_of_cell_phone_jammers_1.jpg?v=1748331329\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Dexinkang anti-drone company - FAQ covering samples, shipping, payment, and frequency customization\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/1_0986ed0c-7bf0-44b0-9c87-25f65c0bf19c.jpg?v=1747105195\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46448655761582,"sku":"","price":1215.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Cell_phone_signal_jammer.jpg?v=1747211871"},{"product_id":"handheld-6-band-gps-2g-3g-4g-wi-fi-bluetooth-cell-phone-signal-blocker-for-vehile-car-truck-personal-position-location-privacy-protection-anti-tracking","title":"Customizable Handheld 6-Band GPS\/2G\/3G\/4G\/Wi-Fi\/Bluetooth Cell Phone Signal Blocker for Vehile Car Truck Personal Position Location Privacy Protection Anti-tracking","description":"\u003cp\u003e\u003cspan class=\"Polaris-Text--root Polaris-Text--headingLg Polaris-Text--bold\"\u003e\u003cspan\u003eDescBoot SH6 is handheld and lightweight, highly convenient for carrying. It has six antennas. When you extra out the antennas, you can be effortlessly placed into the pocket. What's more, t\u003cspan\u003ehe use of a high-dispersion aluminum alloy shell and fan ensures that the working temperature is low and the shielding effect is more stable. Whether for professional or personal use, this product distinguishes itself by its remarkable design and functionality.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: center;\"\u003eProduct Show\u003c\/h3\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Hdd570216362542408144ac0e1aec8fffi.jpg?v=1719390320\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/6-3_eb8ecb31-b736-46fe-8f5d-b9b124f2f4a5.jpg?v=1719390354\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/6-2.jpg?v=1719390383\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/10W_Anti_Drone_Mod_Adv.jpg?v=1719891215\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/84e5b28946b8055194797331f6a7fb80_f2abc435-f8c7-47f4-93aa-54f3c21ec6e0.jpg?v=1719968372\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/c8577a1df210126991a8c79837c61c3f.jpg?v=1719969238\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Finally_DXK_Introduction_1_838d2abe-d8f5-4d86-9ac0-4e9c11ec451f.jpg?v=1750302683\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"DescBoost","offers":[{"title":"2\/3\/4G+GPS","offer_id":46602427302062,"sku":"DESC-SH6-A","price":299.0,"currency_code":"USD","in_stock":true},{"title":"2\/3\/4G+Wifi+Bluetooth","offer_id":46602427334830,"sku":"DESC-SH6-B","price":319.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/products\/6-1.jpg?v=1645855739"},{"product_id":"handheld-3-band-gps-2g-gsm-cdma-dcs-phs-3g-cell-phone-signal-blocker-for-vehile-car-truck-cell-phone-personal-position-location-privacy-protection-anti-tracking","title":"Customizable Handheld 3-Band GPS\/2G\/GSM\/CDMA\/DCS\/PHS\/3G Cell Phone Signal Blocker for Vehile Car Truck Cell Phone Personal Position Location Privacy Protection Anti-tracking","description":"\u003cp\u003e\u003cspan class=\"Polaris-Text--root Polaris-Text--headingLg Polaris-Text--bold\"\u003e\u003cspan\u003eDescBoot SH3 is handheld and lightweight, highly convenient for carrying. It is easy to operate and has low power consumption of only 0.5W\/h. What's more, t\u003cspan\u003ehe use of a high-dispersion aluminum alloy shell and fan ensures that the working temperature is low and the shielding effect is more stable. Whether for professional or personal use, this product distinguishes itself by its remarkable design and functionality.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: center;\"\u003eProduct Show\u003c\/h3\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Hcaa7533ef7da4f9c94ec2b2f83b8f169K_3.jpg?v=1719391121\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/2_5be1e3d4-74f5-47b0-a5f1-c9b24d70ec7d.jpg?v=1719969724\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/7_1c1153eb-275b-483b-ae09-96cbb609cbf0.jpg?v=1719391175\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/5_8c9d9f1a-2e52-489f-a73b-a3a501da2972.jpg?v=1719391175\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/10W_Anti_Drone_Mod_Adv.jpg?v=1719891215\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/84e5b28946b8055194797331f6a7fb80_f2abc435-f8c7-47f4-93aa-54f3c21ec6e0.jpg?v=1719968372\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/c8577a1df210126991a8c79837c61c3f.jpg?v=1719969238\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Finally_DXK_Introduction_1_838d2abe-d8f5-4d86-9ac0-4e9c11ec451f.jpg?v=1750302683\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e","brand":"DescBoost","offers":[{"title":"2G+GPS","offer_id":46602431398062,"sku":"DESC-SH3-B","price":69.0,"currency_code":"USD","in_stock":true},{"title":"2G+3G","offer_id":46602431430830,"sku":"DESC-SH3-A","price":49.0,"currency_code":"USD","in_stock":true},{"title":"GPS Only","offer_id":46602431463598,"sku":"DESC-SH3-C","price":49.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/20240621173614.jpg?v=1718963570"},{"product_id":"50w-cell-phone-blocker","title":"50W Exam Full-band K-12 Omnidirectional Cell Phone Blocker 5G WIFI Bluetooth Blocker","description":"\u003ch3 style=\"text-align: center;\"\u003eNo Signals. No Cheating. No Compromise\u003c\/h3\u003e\n\u003cdiv\u003eBy deploying classroom cell phone blockers, schools can instantly block calls, texts, and data connections—eliminating cheating methods, hidden devices, and unauthorized communication, while creating a secure, distraction-free, and fair examination environment.\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eOur portable cell phone blocker can support all the 2G\/3G\/4G\/5G cellular bands of different mobile network operators and Wi-Fi frequency bands all in one device. However, it only blocks the reception of on-site mobile devices and does not affect surrounding base stations.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003eAdvanced\u003ca href=\"https:\/\/desc-boost.com\/products\/120w-cell-phone-signal-blocker\" title=\"cellular blocker\"\u003e cellular blockers\u003c\/a\u003e allow adjustable range control, ensuring coverage is limited to the classroom without affecting neighboring areas.\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/111_b732ed16-3f96-47d1-9028-0fdc7bd480a5.jpg?v=1760411709\" alt=\"Official Inspection Report: K-12 phone Blocker Model DXK3000K-12-5G Certification\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"How phone blocker works emitting radio frequencies to block communication signals\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_DescBoost_phone_blocker.jpg?v=1756995463\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/finally_cell_phone_jammer_application_2_fdf5e4a8-3410-445a-8e16-abafbda0518b.jpg?v=1756202479\" alt=\"Cell phone blocker and 5G blocker used in examination, meeting room, and library\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Why choose our Signal Blocker? We are the Primary Factory with a Professional Team.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Why_choose_us_1_c2be93cb-19fb-41ab-8b24-6af3e597465c.jpg?v=1754985610\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"9-step ODM\/OEM manufacturing workflow for a Wireless Signal Blocker device.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/oem_odm.jpg?v=1754985611\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: center;\"\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli data-start=\"62\" data-end=\"453\"\u003e\n\u003cstrong data-start=\"62\" data-end=\"169\"\u003eIs the omnidirectional signal blocker effective in high-signal environments (e.g., near mobile towers)?\u003c\/strong\u003e\u003cbr data-start=\"169\" data-end=\"172\"\u003eYes, even in areas with strong external signals, such as near mobile towers, our omnidirectional blocker ensures reliable performance due to its high-power RF modules and high-gain antennas, effectively maintaining a fair examination environment free from external interferences.\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"796\"\u003e\n\u003cstrong data-start=\"455\" data-end=\"554\"\u003eWill the signal blocker interfere with other electronic devices like projectors or microphones?\u003c\/strong\u003e\u003cbr data-start=\"554\" data-end=\"557\"\u003eNo, the blocker only affects wireless communication signals (mobile, Wi-Fi, Bluetooth, GPS) and does not interfere with wired devices such as projectors, printers, or classroom sound systems, ensuring normal teaching and exam operations.\u003c\/li\u003e\n\u003cli data-start=\"798\" data-end=\"1030\"\u003e\n\u003cstrong data-start=\"798\" data-end=\"857\"\u003eCan I adjust the blocking range for my examination hall?\u003c\/strong\u003e\u003cbr data-start=\"857\" data-end=\"860\"\u003eYes, the blocking range is adjustable from 1m to 30m, allowing for precise coverage of exam halls of different sizes without affecting nearby classrooms or office areas.\u003c\/li\u003e\n\u003cli data-start=\"1032\" data-end=\"1376\"\u003e\n\u003cstrong data-start=\"1032\" data-end=\"1129\"\u003eWill multiple omnidirectional blockers interfere with each other in a large examination hall?\u003c\/strong\u003e\u003cbr data-start=\"1129\" data-end=\"1132\"\u003eNo, with proper placement, multiple blockers will not interfere with each other. We provide layout recommendations to ensure that each unit works seamlessly without overlap or signal leakage, maintaining the integrity of the exam environment.\u003c\/li\u003e\n\u003cli data-start=\"1378\" data-end=\"1735\"\u003e\n\u003cstrong data-start=\"1378\" data-end=\"1475\"\u003eDo I need to install additional equipment outside the examination building for full coverage?\u003c\/strong\u003e\u003cbr data-start=\"1475\" data-end=\"1478\"\u003eTypically no additional equipment is needed. However, in schools located near mobile towers or areas with strong external signals, an outdoor unit can be added to strengthen coverage and prevent unauthorized communications from penetrating the exam halls.\u003c\/li\u003e\n\u003cli data-start=\"1737\" data-end=\"2016\"\u003e\n\u003cstrong data-start=\"1737\" data-end=\"1801\"\u003eDoes installation require modifying the classroom structure?\u003c\/strong\u003e\u003cbr data-start=\"1801\" data-end=\"1804\"\u003eNo, our devices are flexible in installation. They can be wall-mounted, ceiling-mounted, or placed on any flat surface without any structural modifications, making them easy to integrate into school facilities.\u003c\/li\u003e\n\u003cli data-start=\"2018\" data-end=\"2287\"\u003e\n\u003cstrong data-start=\"2018\" data-end=\"2100\"\u003eCan the device run continuously without overheating during long exam sessions?\u003c\/strong\u003e\u003cbr data-start=\"2100\" data-end=\"2103\"\u003eYes, the system supports continuous operation with built-in cooling systems and soft-start circuits, ensuring stable 24\/7 operation throughout exam periods without cheating risks.\u003c\/li\u003e\n\u003cli data-start=\"2289\" data-end=\"2566\"\u003e\n\u003cstrong data-start=\"2289\" data-end=\"2349\"\u003eDo you offer customization for school examination needs?\u003c\/strong\u003e\u003cbr data-start=\"2349\" data-end=\"2352\"\u003eYes, we provide OEM\/ODM services to tailor power levels, frequency bands, and housing designs to fit specific school requirements, ensuring exam fairness and confidentiality according to your institution’s needs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46792846573742,"sku":null,"price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/phone_blocker.jpg?v=1756993817"},{"product_id":"80w-5g-portable-phone-blocker","title":"Cusstomizable Meeting Room 80W Full-band K-14 Omnidirectional Cell Phone Jammer 5G Portable Phone Jammer","description":"\u003cp\u003eDo you know what happens the moment a mobile phone enters your confidential meeting room? One person discreetly snaps a photo of a classified document, sending it off before anyone blinks. Another might pass along key points to people outside, putting your plans and strategies at risk.\u003cbr data-end=\"415\" data-start=\"412\"\u003eEvery unblocked device is a ticking time bomb—threatening security, destroying trust, and letting external influence into spaces that must remain strictly confidential.\u003c\/p\u003e\n\u003cp data-end=\"449\" data-start=\"84\"\u003eOur K-14 cell phone and wifi blocker is a versatile wall-mounted signal jammer designed to protect confidential meeting rooms. \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Mobile phone signal blocker device blocking GSM 4G 5G WiFi GPS signals\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_DescBoost_cell_phone_blocker_how_it_work.jpg?v=1756995678\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/finally_cell_phone_jammer_application_2_fdf5e4a8-3410-445a-8e16-abafbda0518b.jpg?v=1756202479\" alt=\"Applications of cell phone blocker and WiFi blocker in multiple environments\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Why_choose_us_1_c2be93cb-19fb-41ab-8b24-6af3e597465c.jpg?v=1754985610\" alt=\"Brand Protection: Why choose us for our Signal Blocker? Primary Factory, Professional Team, High-quality Equipment.\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"ODM\/OEM process flowchart for manufacturing a Cell Phone Signal Blocker.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/oem_odm.jpg?v=1754985611\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: center;\"\u003eFAQs\u003c\/h3\u003e\n\u003carticle data-turn=\"assistant\" data-scroll-anchor=\"true\" data-testid=\"conversation-turn-278\" data-turn-id=\"request-68ac0dbf-3dcc-8329-b315-4b72c1fd84f9-19\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @[37rem]:[--thread-content-margin:--spacing(6)] @[72rem]:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:32rem] @[34rem]:[--thread-content-max-width:40rem] @[64rem]:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-model-slug=\"gpt-4o-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-5\" dir=\"auto\" data-message-id=\"4bf0e0c8-69db-4a61-8677-6b573d7dc09c\" data-message-author-role=\"assistant\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003col data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2526\" data-start=\"0\"\u003e\n\u003cli data-end=\"370\" data-start=\"0\"\u003e\n\u003cp data-end=\"370\" data-start=\"3\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"110\" data-start=\"3\"\u003eIs the omnidirectional signal blocker effective in high-signal environments (e.g., near mobile towers)?\u003c\/strong\u003e\u003cbr data-end=\"113\" data-start=\"110\"\u003eYes, even in areas with strong external signals, such as near mobile towers, our omnidirectional blocker ensures reliable performance due to its high-power RF modules and high-gain antennas, protecting your confidential meetings from external interferences.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"715\" data-start=\"372\"\u003e\n\u003cp data-end=\"715\" data-start=\"375\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"474\" data-start=\"375\"\u003eWill the signal blocker interfere with other electronic devices like projectors or microphones?\u003c\/strong\u003e\u003cbr data-end=\"477\" data-start=\"474\"\u003eNo, the blocker only affects wireless communication signals (mobile, Wi-Fi, Bluetooth, GPS) and does not interfere with wired devices such as projectors or microphones, ensuring smooth operation of all equipment during sensitive meetings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"975\" data-start=\"717\"\u003e\n\u003cp data-end=\"975\" data-start=\"720\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"788\" data-start=\"720\"\u003eCan I adjust the jamming range for my confidential meeting room?\u003c\/strong\u003e\u003cbr data-end=\"791\" data-start=\"788\"\u003eYes, the jamming range is adjustable from 7m to 50m, allowing for precise coverage of your meeting space without disrupting adjacent areas, ensuring the confidentiality of discussions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1331\" data-start=\"977\"\u003e\n\u003cp data-end=\"1331\" data-start=\"980\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"1078\" data-start=\"980\"\u003eWill multiple omnidirectional blockers interfere with each other in a conference room setting?\u003c\/strong\u003e\u003cbr data-end=\"1081\" data-start=\"1078\"\u003eNo, with proper placement, multiple blockers will not interfere with each other. We provide layout recommendations to ensure that each unit works seamlessly without overlap or signal interference, maintaining the integrity of your secure environment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1676\" data-start=\"1333\"\u003e\n\u003cp data-end=\"1676\" data-start=\"1336\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"1425\" data-start=\"1336\"\u003eDo I need to install additional equipment outside the meeting room for full coverage?\u003c\/strong\u003e\u003cbr data-end=\"1428\" data-start=\"1425\"\u003eTypically no additional equipment is needed. However, in areas with strong external interference, such as near a mobile tower, an outdoor unit can be added to reinforce coverage, and ensure that no unauthorized communications can penetrate the room.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1962\" data-start=\"1678\"\u003e\n\u003cp data-end=\"1962\" data-start=\"1681\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"1742\" data-start=\"1681\"\u003eDoes installation require modifying the room's structure?\u003c\/strong\u003e\u003cbr data-end=\"1745\" data-start=\"1742\"\u003eNo, our devices are flexible in installation. They can be wall-mounted, ceiling-mounted, or placed on any surface without any structural modifications, offering hassle-free integration into your meeting room’s layout.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2233\" data-start=\"1964\"\u003e\n\u003cp data-end=\"2233\" data-start=\"1967\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"2044\" data-start=\"1967\"\u003eCan the device run continuously without overheating during long meetings?\u003c\/strong\u003e\u003cbr data-end=\"2047\" data-start=\"2044\"\u003eYes, the system supports continuous operation with built-in cooling systems and soft-start circuits, ensuring uninterrupted operation for 24\/7 protection without the risk of overheating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-is-last-node=\"\" data-end=\"2526\" data-start=\"2235\"\u003e\n\u003cp data-is-last-node=\"\" data-end=\"2526\" data-start=\"2238\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"2299\" data-start=\"2238\"\u003eDo you offer customization for secure meeting room needs?\u003c\/strong\u003e\u003cbr data-end=\"2302\" data-start=\"2299\"\u003eYes, we provide OEM\/ODM services to tailor power levels, frequency bands, and housing designs to fit your specific security requirements, ensuring that your confidential meetings are protected according to your unique needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46821056250030,"sku":null,"price":196.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/mobile_phone_blockers_1.jpg?v=1756993682"},{"product_id":"120w-portable-cell-phone-blocker","title":"120W Prison Customizable Full-band K-16 Omnidirectional Cell Phone Blocker","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta content=\"width=device-width, initial-scale=1.0\" name=\"viewport\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n    * {\n      margin: 0;\n      padding: 0;\n      box-sizing: border-box;\n      font-family: Arial, sans-serif;\n    }\n    body {\n      padding: 10px;\n      background-color: #f5f5f5;\n    }\n    .container {\n      display: grid;\n      grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));\n      gap: 8px;\n      justify-items: center;\n    }\n    .product-card {\n      background: white;\n      border: 1px solid #ddd;\n      border-radius: 6px;\n      padding: 10px;\n      width: 100%;\n      max-width: 160px;\n      text-align: center;\n      box-shadow: 0 2px 4px rgba(0,0,0,0.08);\n      transition: transform 0.2s ease, box-shadow 0.2s ease;\n    }\n    .product-card:hover {\n      transform: translateY(-2px);\n      box-shadow: 0 3px 6px rgba(0,0,0,0.15);\n    }\n    .product-card a {\n      text-decoration: none;\n      color: #000;\n      font-weight: 600;\n      font-size: 15px;\n      display: block;\n      padding: 5px 0;\n      transition: color 0.2s ease;\n    }\n\n    \/* 悬浮字体颜色变 eab12c *\/\n    .product-card a:hover {\n      color: #eab12c;\n      text-decoration: none;\n    }\n\n    \/* 手机上一行固定显示 2 个分类 *\/\n    @media (max-width: 600px) {\n      .container {\n        grid-template-columns: repeat(2, 1fr);\n      }\n    }\n\u003c\/style\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"product-card\"\u003e\u003ca href=\"https:\/\/desc-boost.com\/blogs\/cell-phone-jammer\" style=\"border-bottom: 0px;\"\u003eSuccessful Cases\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-card\"\u003e\u003ca href=\"https:\/\/desc-boost.com\/pages\/anti-drone-company\" style=\"border-bottom: 0px;\"\u003eOur Company\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003ch2 style=\"text-align: center;\" data-end=\"184\" data-start=\"153\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 style=\"text-align: center;\" data-end=\"184\" data-start=\"153\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/OEM_ODM_Manufacturer.jpg?v=1764646856\"\u003e\u003c\/h2\u003e\n\u003ch3 class=\"MsoNormal\" style=\"text-align: center;\"\u003eNo Phones. No Smuggling. No Escape. No Risk.\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\" class=\"MsoNormal\"\u003eBy deploying cell phone blockers, correctional facilities can instantly cut off calls, texts, and data connections—eliminating contraband phones, unauthorized communication, and smuggling attempts, while ensuring a controlled, confidential, and secure environment.\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003eFeatures\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\" class=\"O0\"\u003e\u003cspan\u003e\u003cstrong\u003eSupport all cellular bands\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eThe blocker can support all the 2G\/3G\/4G\/5G cellular bands of different mobile network operators and Wi-Fi frequency bands all in one device. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" class=\"O0\"\u003e\u003cspan\u003e\u003cstrong\u003ePlug and play\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eThe blocker may be used in various scenarios and places, where the cellular frequencies may be different. To make the service fulfillment easy, the blocker is designed to adapt to different radio environment automatically. It supports plug and play, without the necessity of parameter setting.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eNo interference to base stations\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"text-align: left;\" class=\"MsoNormal\"\u003e\u003cspan\u003eIt only blocks the reception of on-site mobile devices and does not affect surrounding base stations.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" class=\"MsoNormal\"\u003e\u003cstrong\u003e7-50M Omnidirectional Blocking\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" class=\"MsoNormal\"\u003e\u003cspan\u003eThe K-14-5G device uses an omnidirectional antenna array, significantly increasing the blocking distance. It blocks various types of mobile phone signals within a range of 7-50 meters, completely interrupting all communications.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eRemote and local management\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eThe signal blocker could be centrally managed through the internet and standard TCP\/IP protocol or configured locally with a PC.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_blocker.jpg?v=1747791145\" alt=\"cell phone blocker\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_DescBoost_cell_phone_blocker_how_it_work_25011872-b1ab-482b-889e-7f96b49b5e05.jpg?v=1756996784\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/5_a2f57487-bee4-41f9-821e-f229d313e1bc.jpg?v=1747098721\"\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\n\u003cspan\u003ePrecautions:\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e1. Factors affecting the actual shielding range include signal field strength, base station distance, mobile phone format, obstacles, installation height, installation specifications, etc.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e2. It is normal for the host to heat up after working for a long time. If the temperature is too high, please turn off the power and contact your local dealer\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cspan\u003e3. The normal installation height is 1.8m～2.5m, try to choose the place where there is no obstacle between the target shielding area. \u003c\/span\u003e\u003cspan\u003eThe wall-mounted installation requires the antenna to be vertically upward. When using on a desktop, the antenna can be folded 90 degrees and then vertically upward. There should be no AC power lines or other audio and video lines within 0.2 meters of the antenna.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e4. In order to avoid possible interference with some electronic equipment, please try to keep 1~2 meters above the following common equipment: audio, wireless microphone, radio, computer, TV, Wi-Fi router, Rcied, etc.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Best_cell_phone_application2.jpg?v=1748088716\"\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"anti drone company\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/11_Best_company_information_1.jpg?v=1753178171\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46828154126510,"sku":null,"price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/wifi_5g_mobile_phone_jammer.jpg?v=1753868170"},{"product_id":"80w-full-band-k-14-omnidirectional-cell-phone-blocker-for-wall-mounted-desktop","title":"80W Meeting Rooms Customizable Full-band K-14 Omnidirectional Cell Phone Bluetooth Blocker","description":"\u003cp\u003eDo you know what happens the moment a mobile phone enters your confidential meeting room? One person discreetly snaps a photo of a classified document, sending it off before anyone blinks. Another might pass along key points to people outside, putting your plans and strategies at risk.\u003cbr data-start=\"412\" data-end=\"415\"\u003eEvery unblocked device is a ticking time bomb—threatening security, destroying trust, and letting external influence into spaces that must remain strictly confidential.\u003c\/p\u003e\n\u003cp data-start=\"84\" data-end=\"449\"\u003eOur K-14 phone blocker\u003cspan\u003e is a plug-and-play device that can disrupt indoor 2G\/3G\/4G\/5G and WIFI network services without interference to mobile network providers' base stations. The blocker has reliable performance near cellular base stations where standard blockers fail. \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_DescBoost_cell_phone_blocker_how_it_work.jpg?v=1756995678\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/finally_cell_phone_jammer_application_2_fdf5e4a8-3410-445a-8e16-abafbda0518b.jpg?v=1756202479\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Why_choose_us_1_c2be93cb-19fb-41ab-8b24-6af3e597465c.jpg?v=1754985610\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/oem_odm.jpg?v=1754985611\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: center;\"\u003eFAQs\u003c\/h3\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-68ac0dbf-3dcc-8329-b315-4b72c1fd84f9-19\" data-testid=\"conversation-turn-278\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @[37rem]:[--thread-content-margin:--spacing(6)] @[72rem]:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:32rem] @[34rem]:[--thread-content-max-width:40rem] @[64rem]:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"4bf0e0c8-69db-4a61-8677-6b573d7dc09c\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-5\" data-message-model-slug=\"gpt-4o-mini\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003col data-start=\"0\" data-end=\"2526\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"0\" data-end=\"370\"\u003e\n\u003cp data-start=\"3\" data-end=\"370\"\u003e\u003cstrong data-start=\"3\" data-end=\"110\" data-is-only-node=\"\"\u003eIs the omnidirectional signal blocker effective in high-signal environments (e.g., near mobile towers)?\u003c\/strong\u003e\u003cbr data-start=\"110\" data-end=\"113\"\u003eYes, even in areas with strong external signals, such as near mobile towers, our omnidirectional blocker ensures reliable performance due to its high-power RF modules and high-gain antennas, protecting your confidential meetings from external interferences.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"372\" data-end=\"715\"\u003e\n\u003cp data-start=\"375\" data-end=\"715\"\u003e\u003cstrong data-start=\"375\" data-end=\"474\" data-is-only-node=\"\"\u003eWill the signal blocker interfere with other electronic devices like projectors or microphones?\u003c\/strong\u003e\u003cbr data-start=\"474\" data-end=\"477\"\u003eNo, the blocker only affects wireless communication signals (mobile, Wi-Fi, Bluetooth, GPS) and does not interfere with wired devices such as projectors or microphones, ensuring smooth operation of all equipment during sensitive meetings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"717\" data-end=\"975\"\u003e\n\u003cp data-start=\"720\" data-end=\"975\"\u003e\u003cstrong data-start=\"720\" data-end=\"788\" data-is-only-node=\"\"\u003eCan I adjust the blocking range for my confidential meeting room?\u003c\/strong\u003e\u003cbr data-start=\"788\" data-end=\"791\"\u003eYes, the blocking range is adjustable from 7m to 50m, allowing for precise coverage of your meeting space without disrupting adjacent areas, ensuring the confidentiality of discussions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"977\" data-end=\"1331\"\u003e\n\u003cp data-start=\"980\" data-end=\"1331\"\u003e\u003cstrong data-start=\"980\" data-end=\"1078\" data-is-only-node=\"\"\u003eWill multiple omnidirectional blockers interfere with each other in a conference room setting?\u003c\/strong\u003e\u003cbr data-start=\"1078\" data-end=\"1081\"\u003eNo, with proper placement, multiple blockers will not interfere with each other. We provide layout recommendations to ensure that each unit works seamlessly without overlap or signal interference, maintaining the integrity of your secure environment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1333\" data-end=\"1676\"\u003e\n\u003cp data-start=\"1336\" data-end=\"1676\"\u003e\u003cstrong data-start=\"1336\" data-end=\"1425\" data-is-only-node=\"\"\u003eDo I need to install additional equipment outside the meeting room for full coverage?\u003c\/strong\u003e\u003cbr data-start=\"1425\" data-end=\"1428\"\u003eTypically no additional equipment is needed. However, in areas with strong external interference, such as near a mobile tower, an outdoor unit can be added to reinforce coverage, and ensure that no unauthorized communications can penetrate the room.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1678\" data-end=\"1962\"\u003e\n\u003cp data-start=\"1681\" data-end=\"1962\"\u003e\u003cstrong data-start=\"1681\" data-end=\"1742\" data-is-only-node=\"\"\u003eDoes installation require modifying the room's structure?\u003c\/strong\u003e\u003cbr data-start=\"1742\" data-end=\"1745\"\u003eNo, our devices are flexible in installation. They can be wall-mounted, ceiling-mounted, or placed on any surface without any structural modifications, offering hassle-free integration into your meeting room’s layout.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1964\" data-end=\"2233\"\u003e\n\u003cp data-start=\"1967\" data-end=\"2233\"\u003e\u003cstrong data-start=\"1967\" data-end=\"2044\" data-is-only-node=\"\"\u003eCan the device run continuously without overheating during long meetings?\u003c\/strong\u003e\u003cbr data-start=\"2044\" data-end=\"2047\"\u003eYes, the system supports continuous operation with built-in cooling systems and soft-start circuits, ensuring uninterrupted operation for 24\/7 protection without the risk of overheating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2235\" data-end=\"2526\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"2238\" data-end=\"2526\" data-is-last-node=\"\"\u003e\u003cstrong data-start=\"2238\" data-end=\"2299\" data-is-only-node=\"\"\u003eDo you offer customization for secure meeting room needs?\u003c\/strong\u003e\u003cbr data-start=\"2299\" data-end=\"2302\"\u003eYes, we provide OEM\/ODM services to tailor power levels, frequency bands, and housing designs to fit your specific security requirements, ensuring that your confidential meetings are protected according to your unique needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46939064959150,"sku":null,"price":196.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/mobile_phone_blockers_1.jpg?v=1756993682"},{"product_id":"120w-exam-cell-phone-blocker","title":"120W N-14 Exam 2\/3\/4\/5G\/WIFI\/Bluetooth\/GSM Phone Blocker with Built-in Directional Power Adjustable Signal Blocker","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n    * {\n      margin: 0;\n      padding: 0;\n      box-sizing: border-box;\n      font-family: Arial, sans-serif;\n    }\n    body {\n      padding: 10px;\n      background-color: #f5f5f5;\n    }\n    .container {\n      display: grid;\n      grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));\n      gap: 8px;\n      justify-items: center;\n    }\n    .product-card {\n      background: white;\n      border: 1px solid #ddd;\n      border-radius: 6px;\n      padding: 10px;\n      width: 100%;\n      max-width: 160px;\n      text-align: center;\n      box-shadow: 0 2px 4px rgba(0,0,0,0.08);\n      transition: transform 0.2s ease, box-shadow 0.2s ease;\n    }\n    .product-card:hover {\n      transform: translateY(-2px);\n      box-shadow: 0 3px 6px rgba(0,0,0,0.15);\n    }\n    .product-card a {\n      text-decoration: none;\n      color: #000;\n      font-weight: 600;\n      font-size: 15px;\n      display: block;\n      padding: 5px 0;\n      transition: color 0.2s ease;\n    }\n\n    \/* 悬浮字体颜色变 eab12c *\/\n    .product-card a:hover {\n      color: #eab12c;\n      text-decoration: none;\n    }\n\n    \/* 手机上一行固定显示 2 个分类 *\/\n    @media (max-width: 600px) {\n      .container {\n        grid-template-columns: repeat(2, 1fr);\n      }\n    }\n\u003c\/style\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"product-card\"\u003e\u003ca style=\"border-bottom: 0px;\" href=\"https:\/\/desc-boost.com\/blogs\/cell-phone-jammer\"\u003eSuccessful Cases\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-card\"\u003e\u003ca style=\"border-bottom: 0px;\" href=\"https:\/\/desc-boost.com\/pages\/anti-drone-company\"\u003eOur Company\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003ch2 data-start=\"153\" data-end=\"184\" style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 data-start=\"153\" data-end=\"184\" style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/OEM_ODM_Manufacturer.jpg?v=1764646856\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/h2\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eReliable Solutions from a Trusted Manufacturer\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eWith the rise of electronic cheating in exam halls, signal blockers have become an essential tool for maintaining exam integrity. As a manufacturer specializing in information security protection, we have 21 years of experience in research and development. Our devices are recognized for reliable quality and competitive pricing, making them a reliable choice for exam environments. For those having customizable requests or seeking reliable signal blocker manufacturers, we welcome you to \u003ca href=\"https:\/\/wa.me\/+8615813705916\" style=\"color: rgb(0, 0, 0);\"\u003econsult with us\u003c\/a\u003e. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\" data-end=\"108\" data-start=\"86\" data-section-id=\"uvdx3z\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable style=\"margin-left: 0px; margin-right: auto; width: 100.334%;\" class=\"w-fit min-w-(--thread-content-width)\" data-end=\"487\" data-start=\"195\"\u003e\n\u003cthead data-end=\"218\" data-start=\"195\"\u003e\n\u003ctr data-end=\"218\" data-start=\"195\"\u003e\n\u003cth style=\"width: 33.3901%;\" class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"207\" data-start=\"195\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"width: 66.3826%;\" class=\"last:pe-10\" data-col-size=\"md\" data-end=\"218\" data-start=\"207\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"487\" data-start=\"229\"\u003e\n\u003ctr style=\"text-align: left;\" data-end=\"266\" data-start=\"229\"\u003e\n\u003ctd style=\"width: 33.3901%;\" data-col-size=\"sm\" data-end=\"250\" data-start=\"229\"\u003eFrequency Coverage\u003c\/td\u003e\n\u003ctd style=\"width: 66.3826%;\" data-col-size=\"md\" data-end=\"266\" data-start=\"250\"\u003e758–5850 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"text-align: left;\" data-end=\"293\" data-start=\"267\"\u003e\n\u003ctd style=\"width: 33.3901%;\" data-col-size=\"sm\" data-end=\"278\" data-start=\"267\"\u003eChannels\u003c\/td\u003e\n\u003ctd style=\"width: 66.3826%;\" data-col-size=\"md\" data-end=\"293\" data-start=\"278\"\u003e12 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"text-align: left;\" data-end=\"359\" data-start=\"294\"\u003e\n\u003ctd style=\"width: 33.3901%;\" data-col-size=\"sm\" data-end=\"314\" data-start=\"294\"\u003eSupported Signals\u003c\/td\u003e\n\u003ctd style=\"width: 66.3826%;\" data-col-size=\"md\" data-end=\"359\" data-start=\"314\"\u003e2G \/ 3G \/ 4G \/ 5G \/ WiFi 2.4G \/ WiFi 5.8G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"text-align: left;\" data-end=\"379\" data-start=\"360\"\u003e\n\u003ctd style=\"width: 33.3901%;\" data-col-size=\"sm\" data-end=\"368\" data-start=\"360\"\u003eRange\u003c\/td\u003e\n\u003ctd style=\"width: 66.3826%;\" data-col-size=\"md\" data-end=\"379\" data-start=\"368\"\u003e8–100 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"text-align: left;\" data-end=\"408\" data-start=\"380\"\u003e\n\u003ctd style=\"width: 33.3901%;\" data-col-size=\"sm\" data-end=\"395\" data-start=\"380\"\u003eOutput Power\u003c\/td\u003e\n\u003ctd style=\"width: 66.3826%;\" data-col-size=\"md\" data-end=\"408\" data-start=\"395\"\u003e37–40 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"text-align: left;\" data-end=\"437\" data-start=\"409\"\u003e\n\u003ctd style=\"width: 33.3901%;\" data-col-size=\"sm\" data-end=\"429\" data-start=\"409\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"width: 66.3826%;\" data-col-size=\"md\" data-end=\"437\" data-start=\"429\"\u003e480W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"text-align: left;\" data-end=\"467\" data-start=\"438\"\u003e\n\u003ctd style=\"width: 33.3901%;\" data-col-size=\"sm\" data-end=\"445\" data-start=\"438\"\u003eSize\u003c\/td\u003e\n\u003ctd style=\"width: 66.3826%;\" data-col-size=\"md\" data-end=\"467\" data-start=\"445\"\u003e435 × 293 × 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"487\" data-start=\"468\"\u003e\n\u003ctd style=\"text-align: left; width: 33.3901%;\" data-col-size=\"sm\" data-end=\"477\" data-start=\"468\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"text-align: left; width: 66.3826%;\" data-col-size=\"md\" data-end=\"487\" data-start=\"477\"\u003e7.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 data-end=\"127\" data-start=\"96\" style=\"text-align: left;\"\u003e\u003cstrong data-end=\"125\" data-start=\"96\"\u003eWhy Choose Our N-14-120W?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1080\" data-start=\"129\" style=\"text-align: left;\"\u003e\n\u003cli data-end=\"235\" data-start=\"129\"\u003e\n\u003cp data-end=\"235\" data-start=\"131\"\u003e\u003cstrong data-end=\"166\" data-start=\"131\"\u003eMulti-Band High-Power Coverage:\u003c\/strong\u003e Blocks GSM\/CDMA\/3G\/4G\/5G\/Wi-Fi simultaneously for full protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"488\" data-start=\"236\"\u003e\n\u003cp data-end=\"488\" data-start=\"238\"\u003e\u003cstrong data-end=\"284\" data-start=\"238\"\u003eAdjustable Power \u0026amp; Strong Signal Blocking:\u003c\/strong\u003e Power can be adjusted; even in areas with the strongest mobile signals (near base stations), it effectively blocks signals over 10 meters—solving the limitations of ordinary blockers near base stations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"592\" data-start=\"489\"\u003e\n\u003cp data-end=\"592\" data-start=\"491\"\u003e\u003cstrong data-end=\"517\" data-start=\"491\"\u003eDirectional Precision:\u003c\/strong\u003e Built-in directional modules ensure targeted and efficient interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"592\" data-start=\"489\"\u003e\n\u003cp data-end=\"592\" data-start=\"491\"\u003e\u003cstrong data-end=\"1002\" data-start=\"968\"\u003eSafe for Surrounding Networks:\u003c\/strong\u003e Only blocks on-site mobile devices; nearby base stations remain unaffected.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"836\" data-start=\"720\"\u003e\n\u003cp data-end=\"836\" data-start=\"722\"\u003e\u003cstrong data-end=\"751\" data-start=\"722\"\u003eStrong Security Benefits:\u003c\/strong\u003e Eliminates unauthorized communication, recording, live-streaming, or data leakage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"965\" data-start=\"837\"\u003e\n\u003cp data-end=\"965\" data-start=\"839\"\u003e\u003cstrong data-end=\"869\" data-start=\"839\"\u003eIdeal for High-Risk Areas:\u003c\/strong\u003e Perfect for courts, prisons, exam halls, confidential meetings, and security-sensitive zones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/phone_jammer_details_1.jpg?v=1754533850\" alt=\"Cell phone jammer details\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_jammer_size_2.jpg?v=1754553138\" alt=\"cell phone blocker size\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003ch3 data-end=\"2599\" data-start=\"2563\" style=\"text-align: center;\"\u003eHow Does the N-14-120W Work?\u003c\/h3\u003e\n\u003cp data-end=\"2773\" data-start=\"2663\"\u003eThe N-14-120W operates by generating a \u003cstrong data-end=\"2731\" data-start=\"2702\"\u003econtrolled RF environment\u003c\/strong\u003e within a designated zone. When activated:\u003c\/p\u003e\n\u003col\u003e\n\u003cli data-end=\"2904\" data-start=\"2778\"\u003eThe system’s\u003cstrong\u003e \u003c\/strong\u003edirectional antenna array emits regulated, low-interference RF signals across selected communication bands.\u003c\/li\u003e\n\u003cli data-end=\"3016\" data-start=\"2908\"\u003eMobile devices within this zone cannot establish stable communication links with nearby base stations.\u003c\/li\u003e\n\u003cli data-end=\"3143\" data-start=\"3020\"\u003eCalls, messages, data connections, Wi-Fi, and other wireless functions remain inactive during the system’s operation.\u003c\/li\u003e\n\u003cli data-end=\"3273\" data-start=\"3147\"\u003eSurrounding base stations and external areas remain unaffected, as the system only influences the localized coverage area.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 data-end=\"3420\" data-start=\"3406\" style=\"text-align: center;\"\u003eWarranty\u003c\/h3\u003e\n\u003cul data-end=\"3669\" data-start=\"3422\"\u003e\n\u003cli data-end=\"3511\" data-start=\"3422\"\u003e\n\u003cp data-end=\"3511\" data-start=\"3424\"\u003eStandard 12-month warranty covering manufacturing defects and component failures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3579\" data-start=\"3512\"\u003e\n\u003cp data-end=\"3579\" data-start=\"3514\"\u003eLifetime maintenance support is available from our technical team.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3669\" data-start=\"3580\"\u003e\n\u003cp data-end=\"3669\" data-start=\"3582\"\u003eOptional extended warranty plans can be purchased depending on regional requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePrecautions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e1. Factors affecting the actual shielding range include signal field strength, base station distance, mobile phone format, obstacles, installation height, installation specifications, etc.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e2. It is normal for the host to heat up after working for a long time. If the temperature is too high, please turn off the power and contact your local dealer\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e3. The normal installation height is 1.8m～3m, try to choose the place where there is no obstacle between the target shielding area.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n.security-section{\n    width:100%;\n    text-align:center;\n    padding:20px 0 40px;\n}\n\n.security-title{\n    font-size:40px;\n    font-weight:700;\n    color:#2c3e50;\n    margin:0 0 40px;\n    text-align:center;\n}\n\n.security-cards{\n    display:flex;\n    justify-content:center;\n    align-items:stretch;\n    gap:30px;\n    flex-wrap:wrap;\n    width:100%;\n    margin:0 auto;\n}\n\n.card{\n    width:320px;\n    display:flex;\n    flex-direction:column;\n    background:#fff;\n    border-radius:10px;\n    overflow:hidden;\n    box-shadow:0 4px 10px rgba(0,0,0,.08);\n    text-decoration:none;\n    color:inherit;\n    transition:.3s;\n}\n\n.card:hover{\n    transform:translateY(-5px);\n    box-shadow:0 10px 20px rgba(0,0,0,.15);\n}\n\n.card-header{\n    padding:25px 20px;\n    text-align:center;\n    color:#fff;\n}\n\n.exam-header{\n    background:linear-gradient(135deg,#3498db,#2c3e50);\n}\n\n.prison-header{\n    background:linear-gradient(135deg,#e74c3c,#c0392b);\n}\n\n.meeting-header{\n    background:linear-gradient(135deg,#16a085,#1abc9c);\n}\n\n.card-title{\n    margin:0 0 8px;\n    font-size:28px;\n    color:#fff;\n}\n\n.card-subtitle{\n    margin:0;\n    color:#fff;\n}\n\n.card-body{\n    padding:16px 22px 14px;\n    text-align:left;\n}\n\n.feature-list{\n    list-style:none;\n    margin:0;\n    padding:0;\n}\n\n.feature-list li{\n    display:flex;\n    align-items:center;\n    padding:6px 0;\n    line-height:1.5;\n}\n\n.feature-list li:last-child{\n    padding-bottom:0;\n}\n\n.feature-list li::before{\n    content:\"✓\";\n    color:#2ecc71;\n    font-weight:bold;\n    margin-right:10px;\n}\n\n@media (max-width:768px){\n    .security-cards{\n        flex-direction:column;\n        align-items:center;\n    }\n\n    .card{\n        width:100%;\n        max-width:320px;\n    }\n}\n\u003c\/style\u003e\n\u003cdiv class=\"security-section\"\u003e\n\u003ch1 class=\"security-title\"\u003eSecurity Solutions\u003c\/h1\u003e\n\u003cdiv class=\"security-cards\"\u003e\n\u003ca href=\"https:\/\/desc-boost.com\/pages\/school-phone-blocker\" class=\"card\" target=\"_blank\"\u003e\n\u003cdiv class=\"card-header exam-header\"\u003e\n\u003ch2 class=\"card-title\"\u003eExam Room\u003c\/h2\u003e\n\u003cp class=\"card-subtitle\"\u003eEnsure fairness in examination halls\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card-body\"\u003e\n\u003cul class=\"feature-list\"\u003e\n\u003cli\u003eFull coverage\u003c\/li\u003e\n\u003cli\u003eOmnidirectional design\u003c\/li\u003e\n\u003cli\u003eSilent operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003ca href=\"https:\/\/desc-boost.com\/pages\/prison-phone-blocker\" class=\"card\" target=\"_blank\"\u003e\n\u003cdiv class=\"card-header prison-header\"\u003e\n\u003ch2 class=\"card-title\"\u003ePrison\u003c\/h2\u003e\n\u003cp class=\"card-subtitle\"\u003eMaintain order and security\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card-body\"\u003e\n\u003cul class=\"feature-list\"\u003e\n\u003cli\u003eDirectional interference\u003c\/li\u003e\n\u003cli\u003eAdjustable power output\u003c\/li\u003e\n\u003cli\u003eStable operation near base stations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003ca href=\"https:\/\/desc-boost.com\/pages\/meeting-room-phone-blocker\" class=\"card\" target=\"_blank\"\u003e\n\u003cdiv class=\"card-header meeting-header\"\u003e\n\u003ch2 class=\"card-title\"\u003eMeeting Room\u003c\/h2\u003e\n\u003cp class=\"card-subtitle\"\u003eMaintain confidentiality\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card-body\"\u003e\n\u003cul class=\"feature-list\"\u003e\n\u003cli\u003eFull coverage\u003c\/li\u003e\n\u003cli\u003eLow-noise operation\u003c\/li\u003e\n\u003cli\u003eRemote management support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"text-align: center;\" class=\"tabTitle\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eFAQS\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-end=\"256\" data-start=\"185\"\u003e1. What frequency bands can your products block? Does it support 5G?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"259\" data-start=\"256\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eOur devices support full-spectrum blocking, including 2G\/3G\/4G\/5G, Wi-Fi 2.4G\/5.8G, GPS L1–L5, Bluetooth, UHF\/VHF, LoRa, etc. Specific bands can be customized according to your application requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"692\" data-start=\"516\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-end=\"598\" data-start=\"516\"\u003e2. Can output power be adjusted individually per band? Why is this important?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"601\" data-start=\"598\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eYes. Each frequency module supports independent power adjustment. This allows for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-end=\"902\" data-start=\"693\"\u003e\n\u003cli data-end=\"767\" data-start=\"693\" style=\"color: rgb(0, 0, 0);\"\u003e\n\u003cp data-end=\"767\" data-start=\"695\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eAccurate control of the blocking radius (preventing unwanted overspill)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"830\" data-start=\"768\" style=\"color: rgb(0, 0, 0);\"\u003e\n\u003cp data-end=\"830\" data-start=\"770\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eEnhancing specific bands with strong external interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"902\" data-start=\"831\" style=\"color: rgb(0, 0, 0);\"\u003e\n\u003cp data-end=\"902\" data-start=\"833\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eReducing noise and power consumption while improving system stability\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e3. \u003c\/strong\u003e\u003cstrong data-end=\"1307\" data-start=\"1218\"\u003eIs it effective in high-signal environments (e.g., \u0026lt;200 meters from cell towers)?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"1310\" data-start=\"1307\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eAbsolutely. Featuring built-in high-power directional RF modules and high-gain antennas, our blockers remain effective even under extreme interference levels from nearby base stations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cspan data-end=\"267\" data-start=\"169\"\u003e4. \u003c\/span\u003e\u003c\/strong\u003e\u003cstrong data-end=\"267\" data-start=\"169\"\u003eWill the signal blocker affect other electronic equipment, like projectors or microphones?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"270\" data-start=\"267\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eNo. Our signal blockers only target wireless communication frequencies (e.g., mobile, WiFi, GPS). They won’t affect wired audio-visual equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"633\" data-start=\"424\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-end=\"480\" data-start=\"424\"\u003e5. Can I adjust the power output of each frequency?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"483\" data-start=\"480\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eYes. Each frequency module can be independently adjusted to control the blocking distance (e.g., 8–100 meters) based on your actual environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"846\" data-start=\"635\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-end=\"707\" data-start=\"635\"\u003e6. Will multiple omnidirectional blockers interfere with each other?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"710\" data-start=\"707\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eNo, if properly installed. We provide optimized layout and directional separation to avoid overlap or interference between units.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1083\" data-start=\"848\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-end=\"908\" data-start=\"848\"\u003e7. Do I need to install any equipment outside the classroom?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"911\" data-start=\"908\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eUsually not. But in extreme environments (e.g., near strong outdoor base stations), we may recommend an outdoor blocking unit to strengthen coverage from both sides.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1523\" data-start=\"1289\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-start=\"1794\" data-end=\"1888\"\u003e8. Does installation require damaging the building structure? Can the layout be flexible?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-start=\"1888\" data-end=\"1891\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eNo structural damage is needed. The blocker can be mounted on walls, ceilings, or pillars. Recommended installation height is 2.5–3 meters, and the layout is fully adaptable to your site conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2343\" data-end=\"2592\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-start=\"2343\" data-end=\"2407\"\u003e9. Can the device operate 24\/7? Is it prone to overheating?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-start=\"2407\" data-end=\"2410\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eYes. Our blockers support continuous 24\/7 operation and are equipped with 6-zone fan cooling and soft-start circuitry for stable long-term performance without freezing or overheating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong data-start=\"2599\" data-end=\"2683\"\u003e10. Do you support OEM\/ODM? Can the device be customized for specific scenarios?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-start=\"2683\" data-end=\"2686\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eYes. With over 21 years of OEM\/ODM experience, we can customize power levels, frequency bands, housing structure, and communication protocols for classrooms, conference rooms, prisons, military sites, vehicles, and more.\u003cstrong data-start=\"2908\" data-end=\"2982\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":47051606294702,"sku":null,"price":1500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/5G_4G_cell_phone_detector.jpg?v=1765769464"},{"product_id":"80w-cell-phone-blocker-exam","title":"80W 5G Exam Blocker Full-band K-14 Omnidirectional 4G Cell Phone Blocker","description":"\u003ch3 style=\"text-align: center;\"\u003eNo Signals. No Cheating. No Compromise\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003eBy deploying classroom cell phone blockers, schools can instantly block calls, texts, and data connections—eliminating cheating methods, hidden devices, and unauthorized communication, while creating a secure, distraction-free, and fair examination environment.\u003c\/div\u003e\n\u003ch3 style=\"text-align: center;\"\u003eFeatures\u003c\/h3\u003e\n\u003cp class=\"O0\"\u003e\u003cspan\u003e\u003cstrong\u003eSupport all cellular bands\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe blocker can support all the 2G\/3G\/4G\/5G cellular bands of different mobile network operators and Wi-Fi frequency bands all in one device. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"O0\"\u003e\u003cspan\u003e\u003cstrong\u003ePlug and play\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe blocker may be used in various scenarios and places, where the cellular frequencies may be different. To make the service fulfillment easy, the blocker is designed to adapt to different radio environment automatically. It supports plug and play, without the necessity of parameter setting.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNo interference to base stations\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eIt only blocks the reception of on-site mobile devices and does not affect surrounding base stations.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e7-50M Omnidirectional Blocking\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eThe K-14-5G device uses an omnidirectional antenna array, significantly increasing the blocking distance. It blocks various types of mobile phone signals within a range of 7-50 meters, completely interrupting all communications.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eRemote and local management\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe signal blocker could be centrally managed through the internet and standard TCP\/IP protocol or configured locally with a PC.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_K-14_DescBoost_cell_phone_blocker_how_it_work.jpg?v=1762134678\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/finally_cell_phone_jammer_application_2_fdf5e4a8-3410-445a-8e16-abafbda0518b.jpg?v=1756202479\" alt=\"Cell phone blocker and 5G blocker used in examination, meeting room, and library\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Why choose our Signal Blocker? We are the Primary Factory with a Professional Team.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Why_choose_us_1_c2be93cb-19fb-41ab-8b24-6af3e597465c.jpg?v=1754985610\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_factory.jpg?v=1767578113\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"9-step ODM\/OEM manufacturing workflow for a Wireless Signal Blocker device.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/oem_odm.jpg?v=1754985611\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: center;\"\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli data-start=\"62\" data-end=\"453\"\u003e\n\u003cstrong data-start=\"62\" data-end=\"169\"\u003eIs the omnidirectional signal blocker effective in high-signal environments (e.g., near mobile towers)?\u003c\/strong\u003e\u003cbr data-start=\"169\" data-end=\"172\"\u003eYes, even in areas with strong external signals, such as near mobile towers, our omnidirectional blocker ensures reliable performance due to its high-power RF modules and high-gain antennas, effectively maintaining a fair examination environment free from external interferences.\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"796\"\u003e\n\u003cstrong data-start=\"455\" data-end=\"554\"\u003eWill the signal blocker interfere with other electronic devices like projectors or microphones?\u003c\/strong\u003e\u003cbr data-start=\"554\" data-end=\"557\"\u003eNo, the blocker only affects wireless communication signals (mobile, Wi-Fi, Bluetooth, GPS) and does not interfere with wired devices such as projectors, printers, or classroom sound systems, ensuring normal teaching and exam operations.\u003c\/li\u003e\n\u003cli data-start=\"798\" data-end=\"1030\"\u003e\n\u003cstrong data-start=\"798\" data-end=\"857\"\u003eCan I adjust the blocking range for my examination hall?\u003c\/strong\u003e\u003cbr data-start=\"857\" data-end=\"860\"\u003eYes, the blocking range is adjustable from 1m to 30m, allowing for precise coverage of exam halls of different sizes without affecting nearby classrooms or office areas.\u003c\/li\u003e\n\u003cli data-start=\"1032\" data-end=\"1376\"\u003e\n\u003cstrong data-start=\"1032\" data-end=\"1129\"\u003eWill multiple omnidirectional blockers interfere with each other in a large examination hall?\u003c\/strong\u003e\u003cbr data-start=\"1129\" data-end=\"1132\"\u003eNo, with proper placement, multiple blockers will not interfere with each other. We provide layout recommendations to ensure that each unit works seamlessly without overlap or signal leakage, maintaining the integrity of the exam environment.\u003c\/li\u003e\n\u003cli data-start=\"1378\" data-end=\"1735\"\u003e\n\u003cstrong data-start=\"1378\" data-end=\"1475\"\u003eDo I need to install additional equipment outside the examination building for full coverage?\u003c\/strong\u003e\u003cbr data-start=\"1475\" data-end=\"1478\"\u003eTypically no additional equipment is needed. However, in schools located near mobile towers or areas with strong external signals, an outdoor unit can be added to strengthen coverage and prevent unauthorized communications from penetrating the exam halls.\u003c\/li\u003e\n\u003cli data-start=\"1737\" data-end=\"2016\"\u003e\n\u003cstrong data-start=\"1737\" data-end=\"1801\"\u003eDoes installation require modifying the classroom structure?\u003c\/strong\u003e\u003cbr data-start=\"1801\" data-end=\"1804\"\u003eNo, our devices are flexible in installation. They can be wall-mounted, ceiling-mounted, or placed on any flat surface without any structural modifications, making them easy to integrate into school facilities.\u003c\/li\u003e\n\u003cli data-start=\"2018\" data-end=\"2287\"\u003e\n\u003cstrong data-start=\"2018\" data-end=\"2100\"\u003eCan the device run continuously without overheating during long exam sessions?\u003c\/strong\u003e\u003cbr data-start=\"2100\" data-end=\"2103\"\u003eYes, the system supports continuous operation with built-in cooling systems and soft-start circuits, ensuring stable 24\/7 operation throughout exam periods without cheating risks.\u003c\/li\u003e\n\u003cli data-start=\"2289\" data-end=\"2566\"\u003e\n\u003cstrong data-start=\"2289\" data-end=\"2349\"\u003eDo you offer customization for school examination needs?\u003c\/strong\u003e\u003cbr data-start=\"2349\" data-end=\"2352\"\u003eYes, we provide OEM\/ODM services to tailor power levels, frequency bands, and housing designs to fit specific school requirements, ensuring exam fairness and confidentiality according to your institution’s needs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 style=\"text-align: left;\"\u003eAttention:\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003eCompliance \u0026amp; Legal Information\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eUnited States (FCC Regulations)\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eOur cell phone blocker and drone blockers comply with FCC Part 15 regulations; use is restricted to authorized environments.\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003ePrivate placement is strictly prohibited by law. Please consult local authorities before deployment.\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eEuropean Union (EU Authorization)\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eUsage of our blockers in public environments requires authorization from local communications regulators. Only approved sites are allowed.\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003ePakistan＆Brazil＆Indonesian＆Russian＆Singapore\u0026amp;Mainland China\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eDeployment requires approval from relevant government authorities. Use is restricted to educational, confidential, and designated security areas.\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eSafety \u0026amp; Certifications\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eCertified (CE, FCC, RoHS). Does not interfere with emergency or life-critical equipment. Only for legal, authorized uses.\u003c\/div\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":47109031231662,"sku":null,"price":196.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/mobile_phone_blockers_1_130ce410-526c-4334-9a0a-83c16b8ddb46.jpg?v=1762134585"},{"product_id":"120w-k-16-phone-blocker-school","title":"Customizable 120W Full-band Omnidirectional Cell Phone Blocker 5G WIFI Blocker","description":"\u003ch3 style=\"text-align: center;\"\u003eNo Signals. No Cheating. No Compromise\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003eBy deploying classroom cell phone blockers, schools can instantly block calls, texts, and data connections—eliminating cheating methods, hidden devices, and unauthorized communication, while creating a secure, distraction-free, and fair examination environment.\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eOur portable cell phone blockers are plug-and-play devices—just switches, an indicator light, and built-in antennas. Advanced\u003ca title=\"cellular blocker\" href=\"https:\/\/desc-boost.com\/products\/120w-cell-phone-signal-blocker\"\u003e cellular blockers\u003c\/a\u003e allow adjustable range control, ensuring coverage is limited to the classroom without affecting neighboring areas.\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_DescBoost_phone_blocker.jpg?v=1756995463\" alt=\"How phone blocker works emitting radio frequencies to block communication signals\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/7.jpg_800.jpg?v=1764574862\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/k-16_signla_blocker.jpg?v=1764575587\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/k-16_phone_blocker.jpg?v=1764575587\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"Cell phone blocker and 5G blocker used in examination, meeting room, and library\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/finally_cell_phone_jammer_application_2_fdf5e4a8-3410-445a-8e16-abafbda0518b.jpg?v=1756202479\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Why_choose_us_1_c2be93cb-19fb-41ab-8b24-6af3e597465c.jpg?v=1754985610\" alt=\"Why choose our Signal Blocker? We are the Primary Factory with a Professional Team.\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/oem_odm.jpg?v=1754985611\" alt=\"9-step ODM\/OEM manufacturing workflow for a Wireless Signal Blocker device.\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: center;\"\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli data-end=\"453\" data-start=\"62\"\u003e\n\u003cstrong data-end=\"169\" data-start=\"62\"\u003eIs the omnidirectional signal blocker effective in high-signal environments (e.g., near mobile towers)?\u003c\/strong\u003e\u003cbr data-end=\"172\" data-start=\"169\"\u003eYes, even in areas with strong external signals, such as near mobile towers, our omnidirectional blocker ensures reliable performance due to its high-power RF modules and high-gain antennas, effectively maintaining a fair examination environment free from external interferences.\u003c\/li\u003e\n\u003cli data-end=\"796\" data-start=\"455\"\u003e\n\u003cstrong data-end=\"554\" data-start=\"455\"\u003eWill the signal blocker interfere with other electronic devices like projectors or microphones?\u003c\/strong\u003e\u003cbr data-end=\"557\" data-start=\"554\"\u003eNo, the blocker only affects wireless communication signals (mobile, Wi-Fi, Bluetooth, GPS) and does not interfere with wired devices such as projectors, printers, or classroom sound systems, ensuring normal teaching and exam operations.\u003c\/li\u003e\n\u003cli data-end=\"1030\" data-start=\"798\"\u003e\n\u003cstrong data-end=\"857\" data-start=\"798\"\u003eCan I adjust the blocking range for my examination hall?\u003c\/strong\u003e\u003cbr data-end=\"860\" data-start=\"857\"\u003eYes, the blocking range is adjustable from 1m to 30m, allowing for precise coverage of exam halls of different sizes without affecting nearby classrooms or office areas.\u003c\/li\u003e\n\u003cli data-end=\"1376\" data-start=\"1032\"\u003e\n\u003cstrong data-end=\"1129\" data-start=\"1032\"\u003eWill multiple omnidirectional blockers interfere with each other in a large examination hall?\u003c\/strong\u003e\u003cbr data-end=\"1132\" data-start=\"1129\"\u003eNo, with proper placement, multiple blockers will not interfere with each other. We provide layout recommendations to ensure that each unit works seamlessly without overlap or signal leakage, maintaining the integrity of the exam environment.\u003c\/li\u003e\n\u003cli data-end=\"1735\" data-start=\"1378\"\u003e\n\u003cstrong data-end=\"1475\" data-start=\"1378\"\u003eDo I need to install additional equipment outside the examination building for full coverage?\u003c\/strong\u003e\u003cbr data-end=\"1478\" data-start=\"1475\"\u003eTypically no additional equipment is needed. However, in schools located near mobile towers or areas with strong external signals, an outdoor unit can be added to strengthen coverage and prevent unauthorized communications from penetrating the exam halls.\u003c\/li\u003e\n\u003cli data-end=\"2016\" data-start=\"1737\"\u003e\n\u003cstrong data-end=\"1801\" data-start=\"1737\"\u003eDoes installation require modifying the classroom structure?\u003c\/strong\u003e\u003cbr data-end=\"1804\" data-start=\"1801\"\u003eNo, our devices are flexible in installation. They can be wall-mounted, ceiling-mounted, or placed on any flat surface without any structural modifications, making them easy to integrate into school facilities.\u003c\/li\u003e\n\u003cli data-end=\"2287\" data-start=\"2018\"\u003e\n\u003cstrong data-end=\"2100\" data-start=\"2018\"\u003eCan the device run continuously without overheating during long exam sessions?\u003c\/strong\u003e\u003cbr data-end=\"2103\" data-start=\"2100\"\u003eYes, the system supports continuous operation with built-in cooling systems and soft-start circuits, ensuring stable 24\/7 operation throughout exam periods without cheating risks.\u003c\/li\u003e\n\u003cli data-end=\"2566\" data-start=\"2289\"\u003e\n\u003cstrong data-end=\"2349\" data-start=\"2289\"\u003eDo you offer customization for school examination needs?\u003c\/strong\u003e\u003cbr data-end=\"2352\" data-start=\"2349\"\u003eYes, we provide OEM\/ODM services to tailor power levels, frequency bands, and housing designs to fit specific school requirements, ensuring exam fairness and confidentiality according to your institution’s needs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":47109032804526,"sku":null,"price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/11_1.jpg?v=1762134109"},{"product_id":"120w-full-band-5g-blocker","title":"120W School Full-band K-16 Omnidirectional Cell Phone Blocker 5G WIFI Blocker","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n    * {\n      margin: 0;\n      padding: 0;\n      box-sizing: border-box;\n      font-family: Arial, sans-serif;\n    }\n    body {\n      padding: 10px;\n      background-color: #f5f5f5;\n    }\n    .container {\n      display: grid;\n      grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));\n      gap: 8px;\n      justify-items: center;\n    }\n    .product-card {\n      background: white;\n      border: 1px solid #ddd;\n      border-radius: 6px;\n      padding: 10px;\n      width: 100%;\n      max-width: 160px;\n      text-align: center;\n      box-shadow: 0 2px 4px rgba(0,0,0,0.08);\n      transition: transform 0.2s ease, box-shadow 0.2s ease;\n    }\n    .product-card:hover {\n      transform: translateY(-2px);\n      box-shadow: 0 3px 6px rgba(0,0,0,0.15);\n    }\n    .product-card a {\n      text-decoration: none;\n      color: #000;\n      font-weight: 600;\n      font-size: 15px;\n      display: block;\n      padding: 5px 0;\n      transition: color 0.2s ease;\n    }\n\n    \/* 悬浮字体颜色变 eab12c *\/\n    .product-card a:hover {\n      color: #eab12c;\n      text-decoration: none;\n    }\n\n    \/* 手机上一行固定显示 2 个分类 *\/\n    @media (max-width: 600px) {\n      .container {\n        grid-template-columns: repeat(2, 1fr);\n      }\n    }\n\u003c\/style\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"product-card\"\u003e\u003ca href=\"https:\/\/desc-boost.com\/blogs\/cell-phone-jammer\" style=\"border-bottom: 0px;\"\u003eSuccessful Cases\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-card\"\u003e\u003ca href=\"https:\/\/desc-boost.com\/pages\/anti-drone-company\" style=\"border-bottom: 0px;\"\u003eOur Company\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003ch2 style=\"text-align: center;\" data-end=\"184\" data-start=\"153\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 style=\"text-align: center;\" data-end=\"184\" data-start=\"153\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/OEM_ODM_Manufacturer.jpg?v=1764646856\"\u003e5G 4G Blocker Overview\u003c\/h2\u003e\n\u003cp data-end=\"718\" data-start=\"185\" style=\"text-align: left;\"\u003eThe 5G 4G Blocker is a high-power, full-band signal suppression system designed for critical environments where wireless communication must be strictly controlled. Equipped with omnidirectional high-gain antennas and multi-channel segmented interference technology, it delivers stable, long-distance blocking of 5G, 4G, Wi-Fi, Bluetooth, GSM, and GPS signals.\u003c\/p\u003e\n\u003ch3 data-end=\"100\" data-start=\"73\" style=\"text-align: left;\"\u003eAdvanced Technology\u003c\/h3\u003e\n\u003cp data-end=\"264\" data-start=\"102\" style=\"text-align: left;\"\u003eEngineered with a high-performance radio frequency, the 5G 4G Blocker delivers powerful, stable, and precise full-band signal suppression for modern security demands.\u003c\/p\u003e\n\u003cp data-end=\"923\" data-start=\"802\" style=\"text-align: left;\"\u003e\u003cstrong data-end=\"845\" data-start=\"802\"\u003e\u003cstrong data-end=\"455\" data-start=\"415\"\u003eNext-Gen UHF Interference Technology\u003c\/strong\u003e\u003cbr data-end=\"458\" data-start=\"455\"\u003e\u003c\/strong\u003eGenerates clean, stable jamming signals across 2G–5G, Wi-Fi, Bluetooth, and optional VHF\/UHF communications.\u003c\/p\u003e\n\u003cp data-end=\"923\" data-start=\"802\" style=\"text-align: left;\"\u003e\u003cstrong data-end=\"845\" data-start=\"802\"\u003eOmnidirectional High-Gain Antenna Array\u003c\/strong\u003e\u003cbr data-end=\"848\" data-start=\"845\"\u003eDelivers extended blocking distance with true 360° coverage—no blind spots.\u003c\/p\u003e\n\u003cp data-end=\"923\" data-start=\"802\" style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Directional_Omnidirectional.jpg?v=1764577568\"\u003e\u003cstrong data-end=\"1096\" data-start=\"1073\"\u003eDual Status Display\u003c\/strong\u003e\u003cbr data-end=\"1099\" data-start=\"1096\"\u003eReal-time voltage and working-status monitoring for easier management and maintenance.\u003c\/p\u003e\n\u003cp data-end=\"923\" data-start=\"802\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/7.jpg_800.jpg?v=1764574862\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp data-end=\"1071\" data-start=\"925\" style=\"text-align: left;\"\u003e\u003cstrong\u003eIndustrial Cooling System\u003c\/strong\u003e\u003cbr data-end=\"957\" data-start=\"954\"\u003eSix silent fans + aluminum alloy heat sinks provide excellent thermal control for continuous high-power 24\/7 operation.\u003c\/p\u003e\n\u003cp data-end=\"1071\" data-start=\"925\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/k-16_signla_blocker.jpg?v=1764575587\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\" data-end=\"1177\" data-start=\"1148\"\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul style=\"text-align: left;\" data-end=\"1775\" data-start=\"1178\"\u003e\n\u003cli data-end=\"1296\" data-start=\"1178\"\u003e\n\u003cp data-end=\"195\" data-start=\"68\"\u003e\u003cstrong data-end=\"193\" data-start=\"68\"\u003eFull-Band Protection: \u003c\/strong\u003eBlocks 2G–5G, Wi‑Fi, Bluetooth, GPS, and optional walkie‑talkies to prevent all wireless cheating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1296\" data-start=\"1178\"\u003e\n\u003cp\u003e\u003cstrong\u003e120W High Power: \u003c\/strong\u003eProvides enhanced penetration and extended coverage, effectively blocking signal-weak zones near walls and windows, enabling full-room protection with a single unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1599\" data-start=\"1496\"\u003e\n\u003cp data-end=\"1599\" data-start=\"1498\"\u003e\u003cstrong data-end=\"1542\" data-start=\"1498\"\u003eOmnidirectional High-Gain Antenna:\u003c\/strong\u003e Ensures uniform, seamless coverage without dead zones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1692\" data-start=\"1600\"\u003e\n\u003cp data-end=\"1692\" data-start=\"1602\"\u003e\u003cstrong data-end=\"1632\" data-start=\"1602\"\u003eSoft-Start Circuit Design:\u003c\/strong\u003e Protects internal components and extends device lifespan.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1775\" data-start=\"1693\"\u003e\n\u003cp data-end=\"1775\" data-start=\"1695\"\u003e\u003cstrong data-end=\"1719\" data-start=\"1695\"\u003eFlexible Deployment:\u003c\/strong\u003e Wall-mounted or desktop installation for rapid setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"How phone blocker works emitting radio frequencies to block communication signals\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_DescBoost_phone_blocker.jpg?v=1756995463\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/k-16_phone_blocker.jpg?v=1764575587\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/finally_cell_phone_jammer_application_2_fdf5e4a8-3410-445a-8e16-abafbda0518b.jpg?v=1756202479\" alt=\"Cell phone blocker and 5G blocker used in examination, meeting room, and library\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Why choose our Signal Blocker? We are the Primary Factory with a Professional Team.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Why_choose_us_1_c2be93cb-19fb-41ab-8b24-6af3e597465c.jpg?v=1754985610\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"9-step ODM\/OEM manufacturing workflow for a Wireless Signal Blocker device.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/oem_odm.jpg?v=1754985611\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: center;\"\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli data-start=\"62\" data-end=\"453\"\u003e\n\u003cstrong data-start=\"62\" data-end=\"169\"\u003eIs the omnidirectional signal blocker effective in high-signal environments (e.g., near mobile towers)?\u003c\/strong\u003e\u003cbr data-start=\"169\" data-end=\"172\"\u003eYes, even in areas with strong external signals, such as near mobile towers, our omnidirectional blocker ensures reliable performance due to its high-power RF modules and high-gain antennas, effectively maintaining a fair examination environment free from external interferences.\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"796\"\u003e\n\u003cstrong data-start=\"455\" data-end=\"554\"\u003eWill the signal blocker interfere with other electronic devices like projectors or microphones?\u003c\/strong\u003e\u003cbr data-start=\"554\" data-end=\"557\"\u003eNo, the blocker only affects wireless communication signals (mobile, Wi-Fi, Bluetooth, GPS) and does not interfere with wired devices such as projectors, printers, or classroom sound systems, ensuring normal teaching and exam operations.\u003c\/li\u003e\n\u003cli data-start=\"798\" data-end=\"1030\"\u003e\n\u003cstrong data-start=\"798\" data-end=\"857\"\u003eCan I adjust the blocking range for my examination hall?\u003c\/strong\u003e\u003cbr data-start=\"857\" data-end=\"860\"\u003eYes, the blocking range is adjustable from 1m to 30m, allowing for precise coverage of exam halls of different sizes without affecting nearby classrooms or office areas.\u003c\/li\u003e\n\u003cli data-start=\"1032\" data-end=\"1376\"\u003e\n\u003cstrong data-start=\"1032\" data-end=\"1129\"\u003eWill multiple omnidirectional blockers interfere with each other in a large examination hall?\u003c\/strong\u003e\u003cbr data-start=\"1129\" data-end=\"1132\"\u003eNo, with proper placement, multiple blockers will not interfere with each other. We provide layout recommendations to ensure that each unit works seamlessly without overlap or signal leakage, maintaining the integrity of the exam environment.\u003c\/li\u003e\n\u003cli data-start=\"1378\" data-end=\"1735\"\u003e\n\u003cstrong data-start=\"1378\" data-end=\"1475\"\u003eDo I need to install additional equipment outside the examination building for full coverage?\u003c\/strong\u003e\u003cbr data-start=\"1475\" data-end=\"1478\"\u003eTypically no additional equipment is needed. However, in schools located near mobile towers or areas with strong external signals, an outdoor unit can be added to strengthen coverage and prevent unauthorized communications from penetrating the exam halls.\u003c\/li\u003e\n\u003cli data-start=\"1737\" data-end=\"2016\"\u003e\n\u003cstrong data-start=\"1737\" data-end=\"1801\"\u003eDoes installation require modifying the classroom structure?\u003c\/strong\u003e\u003cbr data-start=\"1801\" data-end=\"1804\"\u003eNo, our devices are flexible in installation. They can be wall-mounted, ceiling-mounted, or placed on any flat surface without any structural modifications, making them easy to integrate into school facilities.\u003c\/li\u003e\n\u003cli data-start=\"2018\" data-end=\"2287\"\u003e\n\u003cstrong data-start=\"2018\" data-end=\"2100\"\u003eCan the device run continuously without overheating during long exam sessions?\u003c\/strong\u003e\u003cbr data-start=\"2100\" data-end=\"2103\"\u003eYes, the system supports continuous operation with built-in cooling systems and soft-start circuits, ensuring stable 24\/7 operation throughout exam periods without cheating risks.\u003c\/li\u003e\n\u003cli data-start=\"2289\" data-end=\"2566\"\u003e\n\u003cstrong data-start=\"2289\" data-end=\"2349\"\u003eDo you offer customization for school examination needs?\u003c\/strong\u003e\u003cbr data-start=\"2349\" data-end=\"2352\"\u003eYes, we provide OEM\/ODM services to tailor power levels, frequency bands, and housing designs to fit specific school requirements, ensuring exam fairness and confidentiality according to your institution’s needs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":47205602820270,"sku":null,"price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/11_1.jpg?v=1762134109"},{"product_id":"120w-full-band-k-16-omnidirectional-cell-phone-signal-blocker-for-workplace","title":"120W Full-band K-16 Omnidirectional Cell Phone Signal Blocker for Workplace","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/OEM_ODM_Manufacturer.jpg?v=1764646856\"\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: left;\"\u003eIn workplaces and other controlled environments, unwanted mobile connectivity can create distractions, interruptions, and security concerns. Our cell phone signal blockers are designed to block cellular signals within designated areas where mobile connectivity needs to be restricted.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eAdvanced Technology\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBuilt with high-performance RF modules, the 5G\/4G RF Mitigation System delivers accurate, stable, full-band signal analysis suitable for modern security and institutional environments.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eNext-Gen UHF Mitigation Technology\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eManages 2G–5G mobile bands, Wi-Fi, Bluetooth, and optional VHF\/UHF channels with high precision.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eOmnidirectional High-Gain Antenna Array\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eProvides extended RF coverage with 360° RF mitigation and no blind zones.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Directional_Omnidirectional_detection.jpg?v=1765175573\"\u003e\u003c\/p\u003e\n\u003ch4 style=\"text-align: left;\"\u003e\u003cstrong\u003eDual Status Display\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"text-align: left;\"\u003eReal-time voltage and operational-status indicators allow for easier\u003cstrong\u003e \u003c\/strong\u003esystem status viewing and management.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_detector.jpg?v=1765175606\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003ch4 style=\"text-align: left;\"\u003e\u003cstrong\u003eIndustrial Cooling System\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"text-align: left;\"\u003eSix silent fans with aluminum alloy heat sinks ensure continuous, reliable 24\/7 operation.\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/k-16_detector.jpg?v=1765176912\"\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFull-Band RF Mitigation:\u003c\/strong\u003e Covers 2G–5G, Wi-Fi, Bluetooth, GPS, and optional VHF\/UHF activity mitigation.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Power RF Performance:\u003c\/strong\u003e Ensures stable operation even in environments with strong external wireless signals.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOmnidirectional Antenna Array:\u003c\/strong\u003e Provides seamless 360° RF coverage without blind spots.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSoft-Start Circuit Design:\u003c\/strong\u003e Protects internal components and extends overall device lifespan.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Deployment:\u003c\/strong\u003e Can be wall-mounted or placed on a desktop for rapid installation.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/800_K-16_DescBoost_cell_phone_detector_how_it_work_1.jpg?v=1765179694\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/k-16_phone_detector.jpg?v=1765175677\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\" style=\"text-align: left;\"\u003e\u003cstrong\u003eWhat is a cell phone signal blocker?\u003c\/strong\u003e\u003cbr\u003eA cell phone signal blocker is a device designed to disrupt cellular signals within a certain area, preventing mobile devices from maintaining a normal connection.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHow does a cell phone signal blocker work?\u003c\/strong\u003e\u003cbr\u003eIt sends radio frequency interference on targeted bands, making it harder for nearby mobile devices to connect to cellular networks.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhere are cell phone signal blockers used?\u003c\/strong\u003e\u003cbr\u003eCommonly use cases include examination rooms, meeting rooms, workplaces, and other areas where mobile connectivity may need to be restricted. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhat can I use instead of a cell phone signal blocker?\u003c\/strong\u003e\u003cbr\u003eFor applications where jamming is not permitted, consider non-RF alternatives such as phone pouches, device lockers, phone storage systems.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":48945091575982,"sku":null,"price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/11_1_d1e46f9e-8aa0-4a8c-9219-19a0b812d4d6.jpg?v=1765175907"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/collections\/Best_Factory_c41ee96d-b318-4cca-b54c-3bc5b1da20eb.jpg?v=1788074172","url":"https:\/\/desc-boost.com\/collections\/phone-jammers-for-sale.oembed","provider":"DescBoost","version":"1.0","type":"link"}