{"title":"Classroom Jammer","description":"","products":[{"product_id":"100w-mobile-phone-signal-jammer","title":"Bộ Chặn Sóng Điện Thoại Di Động Hướng 100W E-12 Toàn Băng Tần 5G GSM WIFI Bluetooth","description":"\u003cp data-mce-fragment=\"1\" data-end=\"534\" data-start=\"286\"\u003eE-12-100W 5G Jammer cung cấp khả năng gây nhiễu toàn băng tần (CDMA\/GSM\/DCS\/3G\/4G\/5G\/WiFi\/Bluetooth), hoạt động 24\/7 và độ bền cao, trở thành “kẻ thù” của các thiết bị gian lận không dây như điện thoại di động, WiFi, Bluetooth và đồng hồ điện tử.\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\" data-end=\"567\" data-start=\"536\"\u003eCấu Hình Tùy Chỉnh Có Sẵn\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\" data-end=\"667\" data-start=\"568\"\u003eTất cả băng tần: Điện thoại 5G\/4G\/3G\/2G + WiFi 2.4G + WiFi 5G + GPS L1-L5 + LORA + LOJACK\/UHF\/VHF\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\" data-end=\"692\" data-start=\"669\"\u003eThông Số Kỹ Thuật\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\" data-end=\"962\" data-start=\"693\"\u003eThiết bị chặn sóng di động xách tay này là bộ gây nhiễu toàn băng tần đa hướng, sử dụng mảng ăng-ten đa hướng độ lợi cao, giúp tăng đáng kể khoảng cách che chắn. Nó áp dụng thiết kế đầu ra chia tách, với công suất máy phát đơn trên 100W, và mỗi kênh đầu ra từ 5W～10W.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\" data-end=\"1188\" data-start=\"964\"\u003eThiết bị chỉ chặn tín hiệu thu của điện thoại trong khu vực lắp đặt, không ảnh hưởng đến các trạm gốc xung quanh, trở thành “người bảo vệ an ninh” và chuyên gia thanh lọc trong các cuộc họp bí mật và kỳ thi tiêu chuẩn hóa.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\" data-end=\"1262\" data-start=\"1190\"\u003e\u003cstrong data-mce-fragment=\"1\" data-end=\"1260\" data-start=\"1190\"\u003eBlack cell phone jammer with size dimensions on a white background\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\" data-end=\"1275\" data-start=\"1264\"\u003eLưu Ý\u003c\/h3\u003e\n\u003col data-mce-fragment=\"1\" data-end=\"1687\" data-start=\"1276\"\u003e\n\u003cli data-mce-fragment=\"1\" data-end=\"1438\" data-start=\"1276\"\u003e\n\u003cp data-mce-fragment=\"1\" data-end=\"1438\" data-start=\"1279\"\u003eCác yếu tố ảnh hưởng đến phạm vi che chắn thực tế gồm: cường độ tín hiệu, khoảng cách đến trạm gốc, chuẩn điện thoại, vật cản, chiều cao và thông số lắp đặt.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" data-end=\"1571\" data-start=\"1439\"\u003e\n\u003cp data-mce-fragment=\"1\" data-end=\"1571\" data-start=\"1442\"\u003eThiết bị nóng lên sau thời gian dài hoạt động là bình thường. Nếu nhiệt độ quá cao, hãy tắt nguồn và liên hệ đại lý địa phương.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" data-end=\"1687\" data-start=\"1572\"\u003e\n\u003cp data-mce-fragment=\"1\" data-end=\"1687\" data-start=\"1575\"\u003eChiều cao lắp đặt khuyến nghị: 1.8m～2.5m, nên chọn nơi không có vật cản giữa thiết bị và khu vực cần che chắn.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 data-mce-fragment=\"1\" data-end=\"2180\" data-start=\"2158\"\u003e\u003cbr\u003e\u003c\/h2\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":"5g-cell-phone-jammer","title":"Directional K-16-120W Powerful Adjustable Classsroom Cell Phone Jammer for Anti-cheating＆Distraction-free","description":"\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eAre you still worried about how to prevent cheating in exams? \u003c\/span\u003e\u003cspan\u003eOur Classroom Cell Phone Jammer discreetly blocks 5G and Wi-Fi signals within a 10–50 meter range, which is the nemesis of wireless cheating devices such as mobile phones, Wi-Fi, Bluetooth, and electronic watches. It serves as a security guard and purification expert in the confidential meetings and standardized examination venues.\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\/K16.png?v=1746686594\" alt=\" Anti-eavesdropping device specifications showing frequency coverage for 2G to 5G, WiFi, and GPS.\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eThe jammer is an omnidirectional full-band communication signal disruptor, all of which are seventh-generation green signal jammers. It adopts an aluminum alloy casing and has fast heat dissipation. The military-grade anti-drop and anti-collision design has powerful performance. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eIt combines the advantages of portable and desktop jammers, and has the characteristics of easy portability and high-power interference. The total power of 120W can quickly and effectively eliminate signal threats within the interference range. But they only block the reception of on-site mobile phone jamming devices and do not affect surrounding base stations at all.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eWith its unique and discreet design, this classroom cell phone jammer is ideal for indoor environments like classrooms and conference rooms where blocking cellphone or Wi-Fi signals is essential.\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\/cell_phone_blocker.jpg?v=1747791145\" alt=\"the front view of high-power cell phone blocker showing frequency coverage for 2G 3G 4G 5G\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Electronic cell phone blocker technical drawing with dimensional annotations\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/6_c891a047-d7a5-421b-ab63-9f4342606456.jpg?v=1747098648\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\n\u003cspan\u003ePrecautions:\u003c\/span\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\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\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 alt=\"5G blocker device preventing wireless communication in secure areas\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Best_cell_phone_application2.jpg?v=1748088716\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: left;\"\u003eFAQS About Cell Phone Jammers\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003ch4 class=\"group text-lg text-dark\"\u003e1. What is a cell phone jammer?\u003c\/h4\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eA cell phone jammer is a device that disrupts or blocks mobile phone signals in a specific area. This technology can prevent phones from making or receiving calls, sending texts, or using mobile data within its range. They are commonly used in places where distraction-free environments are needed, like theaters, classrooms, or certain secure facilities.\u003c\/p\u003e\n\u003ch4 class=\"group text-lg text-dark\"\u003e2. How do cell phone jammers work?\u003c\/h4\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eCell phone jammers work by emitting radiofrequency signals that overpower the signals from cell towers to mobile devices. When a cell phone attempts to connect to the network, the jammer prevents it from establishing a handshake with the tower, effectively blocking any communication in the designated area.\u003c\/p\u003e\n\u003ch4 class=\"group mt-2 text-sm leading-6\"\u003e3. Can I block cell phone signals in my house?\u003c\/h4\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eIt is illeagal to use jammers in many places, but you can block cell phone signlas with these alternative measures:\u003c\/p\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eA.B\u003cspan\u003euilding materials like thick concrete, metal, or even specially coated walls.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eB.S\u003cspan\u003eetting up a Faraday cage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003e\u003cspan\u003eC. Signal control solutions like home network extenders or boosters.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4 class=\"group mt-2 text-sm leading-6\"\u003e\n\u003cspan\u003e4. \u003c\/span\u003eDo cell phone jammers really work?\u003c\/h4\u003e\n\u003cp\u003eYes, they can block the connection  between the mobile phone and base stations, causing all the phone \u003cspan\u003e“No Service” or “Searching”. They are widely used in the seetings where the phone signals are prohibited like various exams, prisons.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e5. Can cell phone jammers be detected?\u003c\/h4\u003e\n\u003cp\u003eYes, cell phone jammers can often be detected, particularly in controlled or monitored areas. The detector can identify the location of jammers and some advanced detector can even identify the interference reall-time.\u003c\/p\u003e\n\u003ch4\u003e\n\u003cspan\u003e 6\u003c\/span\u003e. Are cell phone jammers legal?\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eThe legality of cell phone jammers varies by country. In many places, such as the United States, it is illegal for individuals to use, sell, or operate these devices because they can interfere with emergency services. Always check local laws and regulations before considering the use of a jammer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4 class=\"group text-lg text-dark\"\u003e7. How far can a cell phone jammer reach?\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\"\u003eAbout 100M(dependig on the strength of base station signals). They only block signals from on-site wireless devices without causing any interference to surrounding base stations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4 class=\"group text-lg text-dark\"\u003e8. What are the main uses for cell phone jammers?\u003c\/h4\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eCell phone jammers are used in various scenarios, including educational institutions to minimize distractions during lectures, in movie theaters to enhance viewing experiences, and in sensitive areas like military bases or government buildings to prevent unauthorized communication. However, their use should comply with local regulations. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4 class=\"group text-lg text-dark\"\u003e9. Can cell phone jammers affect other devices?\u003c\/h4\u003e\n\u003cp class=\"group mt-2 text-sm leading-6\"\u003eYes, cell phone jammers can potentially interfere with other wireless devices that operate on similar frequencies, such as Wi-Fi networks, Bluetooth devices, or even some medical equipment. This unintended interference can lead to disruptions in communication and operation, making careful consideration essential.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46453402697902,"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":"full-band-k-16-120w-classsroom-cell-phone-blocker-for-anti-cheating-distraction-free","title":"Power-Adjustable＆Full-band K-16-120W Classsroom Cell Phone Blocker for Anti-cheating＆Distraction-Free","description":"\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eOur Classsroom Cell Phone Blocker is the nemesis of wireless cheating devices such as mobile phones, Wi-Fi, Bluetooth, and electronic watches. It serves as a security guard and purification expert in the confidential meetings and standardized examination venues.\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\/K16.png?v=1746686594\" alt=\"Anti-drone company product specifications for a versatile and portable wireless signal blocker.\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eThe Blocker is an omnidirectional full-band communication signal disruptor, all of which are seventh-generation green signal blockers. It adopts an aluminum alloy casing and has fast heat dissipation. The military-grade anti-drop and anti-collision design has powerful performance. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eIt combines the advantages of portable and desktop blockers, and has the characteristics of easy portability and high-power interference. The total power of 120W can quickly and effectively eliminate signal threats within the interference range. But they only block the reception of on-site mobile phone jamming devices and do not affect surrounding base stations at all.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eWith its unique and discreet design, this classroom cell phone blocker is ideal for indoor environments like classrooms and conference rooms where blocking cellphone or Wi-Fi signals is essential.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_blocker.jpg?v=1747791145\" alt=\"cell phone blocker with multiple frequencies working\" 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\u003e\n\u003cspan\u003ePrecautions:\u003c\/span\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\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\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 src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Best_cell_phone_application2.jpg?v=1748088716\" alt=\"Multi-purpose signal blocker for examination, library, and training center\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/strong\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_0affeed3-fa16-4652-96b2-72e8c343ecf6.jpg?v=1747106086\" alt=\"Signal blocking equipment supplier showcasing drone, GPS, WiFi, and cellular blockers for multiple applications\" style=\"float: none;\"\u003e\u003c\/div\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46602224664750,"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":"full-band-e-12-100w-high-power-cell-phone-blocker-5g-gsm-wifi-bluetooth-signal-blocker","title":"Bộ chặn điện thoại di động công suất cao E-12 Full Band 100W cho cuộc họp 5G GSM WIFI Bluetooth","description":"\u003ch2 data-start=\"0\" data-end=\"22\"\u003eTính Năng \u0026amp; Lợi Ích\u003c\/h2\u003e\n\u003ch3 data-start=\"24\" data-end=\"58\"\u003eChặn Toàn Dải và Độ Bền Cao:\u003c\/h3\u003e\n\u003cp data-start=\"59\" data-end=\"320\"\u003eBộ chặn 5G E-12-100W cung cấp khả năng chặn toàn dải (CDMA\/GSM\/DCS\/3G\/4G\/5G\/WiFi\/Bluetooth), hoạt động 24\/7 và có độ bền xuất sắc, là biện pháp đáng tin cậy chống lại các thiết bị gian lận không dây như điện thoại di động, WiFi, Bluetooth và đồng hồ thông minh.\u003c\/p\u003e\n\u003cp data-start=\"59\" data-end=\"320\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/E-12_mobile_phone_jammer_19ce5e9d-872e-494a-91d5-775ffcc065ff.png?v=1756264963\" alt=\"E-12 mobile phone blocker rear woth four fans in the case\"\u003e\u003c\/p\u003e\n\u003cp data-start=\"59\" data-end=\"320\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_signal_blockers_d922a059-dba5-40d2-bf76-4ab932fbd736.jpg?v=1760583579\" alt=\"Professional signal blocker rear configuration with extensive heat dissipation system\"\u003e\u003c\/p\u003e\n\u003cp data-start=\"59\" data-end=\"320\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/20_4d4bca56-f394-45c9-a089-6d182b1c76f7.png?v=1760583579\" alt=\"High-power mobile signal blocker equipment showing swithing unite and shape design\"\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"322\" data-end=\"366\"\u003eCông Nghệ Định Hướng và Công Suất Cao:\u003c\/h3\u003e\n\u003cp data-start=\"367\" data-end=\"625\"\u003eBộ chặn di động này là thiết bị phá tín hiệu toàn dải định hướng, sử dụng mảng ăng-ten định hướng công suất cao để mở rộng đáng kể phạm vi chặn. Nó có thiết kế xuất tín hiệu tách rời, với công suất từng bộ phát vượt quá 100W và đầu ra mỗi kênh từ 5W đến 10W.\u003c\/p\u003e\n\u003ch3 data-start=\"627\" data-end=\"675\"\u003eBảo Mật Cục Bộ và Bảo Vệ Khu Vực Nhạy Cảm:\u003c\/h3\u003e\n\u003cp data-start=\"676\" data-end=\"904\"\u003eChỉ chặn tín hiệu thiết bị di động trong khu vực mục tiêu mà không ảnh hưởng đến các trạm gốc xung quanh. Lý tưởng như một “người bảo vệ an ninh” cho các cuộc họp bí mật và môi trường an toàn, chẳng hạn như phòng thi, phòng họp.\u003c\/p\u003e\n\u003ch3 data-start=\"906\" data-end=\"918\"\u003eLưu Ý:\u003c\/h3\u003e\n\u003col data-start=\"919\" data-end=\"1366\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"919\" data-end=\"1123\"\u003e\n\u003cp data-start=\"922\" data-end=\"1123\"\u003eCác yếu tố ảnh hưởng đến phạm vi che chắn thực tế bao gồm cường độ trường tín hiệu, khoảng cách đến trạm gốc, định dạng điện thoại, chướng ngại vật, chiều cao lắp đặt, thông số kỹ thuật lắp đặt, v.v.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1124\" data-end=\"1245\"\u003e\n\u003cp data-start=\"1127\" data-end=\"1245\"\u003eMáy chủ có thể nóng lên sau khi hoạt động lâu. Nếu nhiệt độ quá cao, hãy tắt nguồn và liên hệ với đại lý địa phương.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1246\" data-end=\"1366\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"1249\" data-end=\"1366\" data-is-last-node=\"\"\u003eChiều cao lắp đặt bình thường là 1,8m～2,5m, cố gắng chọn nơi không có chướng ngại vật giữa khu vực che chắn mục tiêu.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_b9a59445-f39b-4167-b949-119bb683d578.webp?v=1760598165\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/1000_factory.jpg?v=1767577938\"\u003e\u003c\/p\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":46602303340718,"sku":null,"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":"120w-portable-cell-phone-blocker","title":"Bộ Chặn Tín Hiệu Điện Thoại Di Động Toàn Băng K-16 120W Đa Hướng | Giải Pháp An Toàn cho Nhà Tù \u0026 Phòng Họp Bí Mật","description":"\u003ch3 data-start=\"398\" data-end=\"469\"\u003eKhông Điện Thoại. Không Buôn Lậu. Không Trốn Thoát. Không Rủi Ro.\u003c\/h3\u003e\n\u003cp data-start=\"470\" data-end=\"741\"\u003eBằng cách triển khai bộ chặn tín hiệu điện thoại, các cơ sở cải huấn có thể ngay lập tức cắt đứt cuộc gọi, tin nhắn và kết nối dữ liệu — loại bỏ điện thoại buôn lậu, liên lạc trái phép và các âm mưu buôn lậu, đồng thời đảm bảo một môi trường kiểm soát, bí mật và an toàn.\u003c\/p\u003e\n\u003cp data-start=\"743\" data-end=\"763\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_blocker.jpg?v=1747791145\" alt=\"cell phone blocker\"\u003e\u003c\/p\u003e\n\u003cp data-start=\"528\" data-end=\"798\"\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_K-12_800cell_phone_blocker_no_descboost_1_-translated.png?v=1760598167\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_Why_choose_us_1_-translated_3a34ae3e-c849-4212-a328-e33934f8ec74.png?v=1760598167\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_oem_odm3_4_-translated_72912b2a-4572-4938-a898-40972920ac3f.png?v=1760598167\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_b9a59445-f39b-4167-b949-119bb683d578.webp?v=1760598165\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch3 data-start=\"765\" data-end=\"775\"\u003eLưu ý:\u003c\/h3\u003e\n\u003col data-start=\"776\" data-end=\"1694\"\u003e\n\u003cli data-start=\"776\" data-end=\"973\"\u003e\n\u003cp data-start=\"779\" data-end=\"973\"\u003eCác yếu tố ảnh hưởng đến phạm vi che chắn thực tế bao gồm cường độ tín hiệu, khoảng cách đến trạm gốc, định dạng điện thoại, chướng ngại vật, chiều cao lắp đặt, thông số kỹ thuật lắp đặt, v.v.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"974\" data-end=\"1130\"\u003e\n\u003cp data-start=\"977\" data-end=\"1130\"\u003eViệc thiết bị nóng lên sau khi hoạt động trong thời gian dài là bình thường. Nếu nhiệt độ quá cao, vui lòng tắt nguồn và liên hệ với đại lý địa phương.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1131\" data-end=\"1482\"\u003e\n\u003cp data-start=\"1134\" data-end=\"1482\"\u003eChiều cao lắp đặt bình thường là 1,8m–2,5m. Cố gắng chọn nơi không có vật cản giữa khu vực che chắn mục tiêu. Đối với lắp đặt trên tường, ăng-ten phải hướng thẳng đứng lên trên. Khi sử dụng trên bàn, ăng-ten có thể gập 90 độ rồi hướng thẳng đứng lên. Không được có dây điện AC hoặc các dây âm thanh và video khác trong phạm vi 0,2 mét từ ăng-ten.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1483\" data-end=\"1694\"\u003e\n\u003cp data-start=\"1486\" data-end=\"1694\"\u003eĐể tránh khả năng gây nhiễu cho một số thiết bị điện tử, hãy giữ khoảng cách 1–2 mét phía trên các thiết bị thông thường sau: âm thanh, micro không dây, radio, máy tính, TV, bộ định tuyến Wi-Fi, Rcied, v.v.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\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":"cell-phone-disruptor-for-prison","title":"Bộ Chặn Tín Hiệu Điện Thoại Di Động Toàn Băng K-16 120W Đa Hướng | Giải Pháp An Toàn cho Nhà Tù \u0026 Phòng Họp Bí Mật","description":"\u003ch3 data-start=\"398\" data-end=\"469\"\u003eKhông Điện Thoại. Không Buôn Lậu. Không Trốn Thoát. Không Rủi Ro.\u003c\/h3\u003e\n\u003cp data-start=\"470\" data-end=\"741\"\u003eBằng cách triển khai bộ chặn tín hiệu điện thoại, các cơ sở cải huấn có thể ngay lập tức cắt đứt cuộc gọi, tin nhắn và kết nối dữ liệu — loại bỏ điện thoại buôn lậu, liên lạc trái phép và các âm mưu buôn lậu, đồng thời đảm bảo một môi trường kiểm soát, bí mật và an toàn.\u003c\/p\u003e\n\u003cp data-start=\"743\" data-end=\"763\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/cell_phone_blocker.jpg?v=1747791145\" alt=\"cell phone blocker\"\u003e\u003c\/p\u003e\n\u003cp data-start=\"528\" data-end=\"798\"\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_K-12_800cell_phone_blocker_no_descboost_1_-translated.png?v=1760598167\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_Why_choose_us_1_-translated_3a34ae3e-c849-4212-a328-e33934f8ec74.png?v=1760598167\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_oem_odm3_4_-translated_72912b2a-4572-4938-a898-40972920ac3f.png?v=1760598167\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/5932\/6382\/files\/Vietnamese_b9a59445-f39b-4167-b949-119bb683d578.webp?v=1760598165\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch3 data-start=\"765\" data-end=\"775\"\u003eLưu ý:\u003c\/h3\u003e\n\u003col data-start=\"776\" data-end=\"1694\"\u003e\n\u003cli data-start=\"776\" data-end=\"973\"\u003e\n\u003cp data-start=\"779\" data-end=\"973\"\u003eCác yếu tố ảnh hưởng đến phạm vi che chắn thực tế bao gồm cường độ tín hiệu, khoảng cách đến trạm gốc, định dạng điện thoại, chướng ngại vật, chiều cao lắp đặt, thông số kỹ thuật lắp đặt, v.v.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"974\" data-end=\"1130\"\u003e\n\u003cp data-start=\"977\" data-end=\"1130\"\u003eViệc thiết bị nóng lên sau khi hoạt động trong thời gian dài là bình thường. Nếu nhiệt độ quá cao, vui lòng tắt nguồn và liên hệ với đại lý địa phương.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1131\" data-end=\"1482\"\u003e\n\u003cp data-start=\"1134\" data-end=\"1482\"\u003eChiều cao lắp đặt bình thường là 1,8m–2,5m. Cố gắng chọn nơi không có vật cản giữa khu vực che chắn mục tiêu. Đối với lắp đặt trên tường, ăng-ten phải hướng thẳng đứng lên trên. Khi sử dụng trên bàn, ăng-ten có thể gập 90 độ rồi hướng thẳng đứng lên. Không được có dây điện AC hoặc các dây âm thanh và video khác trong phạm vi 0,2 mét từ ăng-ten.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1483\" data-end=\"1694\"\u003e\n\u003cp data-start=\"1486\" data-end=\"1694\"\u003eĐể tránh khả năng gây nhiễu cho một số thiết bị điện tử, hãy giữ khoảng cách 1–2 mét phía trên các thiết bị thông thường sau: âm thanh, micro không dây, radio, máy tính, TV, bộ định tuyến Wi-Fi, Rcied, v.v.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"DescBoost","offers":[{"title":"Default Title","offer_id":47905985822894,"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"}],"url":"https:\/\/desc-boost.com\/vi\/collections\/classroom-jammer.oembed","provider":"DescBoost","version":"1.0","type":"link"}