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Desktop 12 Bands Full-band GPS/2G/3G/4G/5G Mobile Phone Signal Blocker for Indoors or Outdoors - DescBoost
DescBoost

Desktop 12 Bands Full-band GPS/2G/3G/4G/5G Mobile Phone Signal Blocker for Indoors or Outdoors

$499.00
Our mobile phone signal blocker has 12 antennas for desktop design, adopting an omnidirectional antenna array. So it significantly increases the operating distance. It can fully block all the signals...
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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 - DescBoost
DescBoost

SH3 Portable 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

$49.00 – $69.00
 DescBoost SH3 Description DescBoot SH6 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, the use...
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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 - DescBoost
DescBoost

SH6 Portable 6-Band GPS/2G/3G/4G/Wi-Fi/Bluetooth Cell Phone Signal Jammer Blocker for Vehile Car Truck Personal Position Location Privacy Protection Anti-tracking

$299.00 – $319.00
DescBoot 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,...
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SH8 Portable 8-Band GPS/2G/3G/4G/Wi-Fi/Bluetooth Cell Phone Signal Blocker for Vehile Car Truck Personal Position Location Privacy Protection Anti-tracking - DescBoost
DescBoost

SH8 Portable 8-Band GPS/2G/3G/4G/Wi-Fi/Bluetooth Cell Phone Signal Blocker for Vehile Car Truck Personal Position Location Privacy Protection Anti-tracking

$399.00
DescBoot SH6 is a handheld, lightweight Cell Phone Signal Blocker designed for maximum portability and ease of use. It features a long battery life of up to 120 minutes, ensuring...
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Handheld 10 Channel GPS/2G/3G/4G/5G/WiMAX/Wi-Fi/Bluetooth Signal Blocker for Vehile Car Truck Personal Position Protection Anti-tracking - DescBoost
DescBoost

Handheld 10 Channel GPS/2G/3G/4G/5G/WiMAX/Wi-Fi/Bluetooth Signal Blocker for Vehile Car Truck Personal Position Protection Anti-tracking

$549.00
DescBoot SH6 is a handheld, lightweight signal blocker designed for maximum portability and ease of use. It features a long battery life of up to 120 minutes, ensuring extended field operation....
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SH12 Portable 12 Channels GPS/2G/3G/4G/5G/WiMAX/Wi-Fi/Bluetooth/Lojack Signal Jammer Blocker for Vehile Car Truck Personal Position Location Privacy Protection Anti-tracking - DescBoost
DescBoost

SH12 Portable 12 Channels GPS/2G/3G/4G/5G/WiMAX/Wi-Fi/Bluetooth/Lojack Signal Jammer Blocker for Vehile Car Truck Personal Position Location Privacy Protection Anti-tracking

$749.00
DescBoost SH12 Description DescBoot SH12 is handheld and lightweight, highly convenient for carrying. It is easy to operate and has long working time for 120Mins. What's more, the use of...
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A portable signal detector with multiple fans inside a metal case, with visual indicators for 5G, 2G, 3G, 4G, and WiFi frequencies.
DescBoost

High Power 120W 4G 5G RF Mitigation Build-in Derectional＆Adjustable Power Device

$1,500.00
Reliable Solutions from a Trusted Manufacturer With the increasing complexity of wireless environments, 5G/4G RF mitigation systems have become a practical tool for supporting secure and orderly facilities. As a...
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A portable signal detector with multiple fans inside a metal case, with visual indicators for 5G, 2G, 3G, 4G, and WiFi frequencies.
DescBoost

120W N-14 Mobile Phone Jamr

$1,500.00
Reliable Solutions from a Trusted Manufacturer As electronic misuse continues to evolve, mobile phone jamr have become an essential tool for maintaining order and compliance in authorized facilities. As a manufacturer...
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120W Full-band K-16 Omnidirectional Cell Phone Blocker 5G WIFI Blocker for School Exam - DescBoost
DescBoost

120W High-power Mobile Signal Interference With Build-in Omnidirectional Antennas

$480.00
Successful Cases Our Company Dexinakng Mobile Signal Interference Manufacturer The Mobile Signal Interference System is a high-power, full-band wireless interference solution designed for critical environments where mobile communication must be...
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A portable signal detector with multiple fans inside a metal case, with visual indicators for 5G, 2G, 3G, 4G, and WiFi frequencies.
DescBoost

How To Prevent Cheating In 200㎡ Large Exam Halls?

$1,500.00
Ensure Fair and Secure Examinations In large exam halls, traditional invigilation is no longer enough. Mobile phones, smart watches, and wireless earbuds enable real-time, hidden cheating that cannot be detected...
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A portable signal detector with multiple fans inside a metal case, with visual indicators for 5G, 2G, 3G, 4G, and WiFi frequencies.
DescBoost

120W Cellular Signal Disruption 2G 3G 4G 5G Mobile Signal Interference Device WIFI for School

$1,500.00
Reliable Solutions from a Trusted Manufacturer With the rise of electronic cheating in exam halls, mobile signal inteference devices have become an essential tool for maintaining exam integrity. As a...
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Still frustrated by cell phone jammers that fail near strong cell towers? Ordinary devices lose effectiveness near mobile phone base stations, leaving your space unprotected.
Our cell phone jammer solution features directional transmission that focuses power exactly where you need it, ensuring that areas behind the device remain unaffected.
With fully adjustable power for each frequency band, you gain total control, tailoring protection exactly to your needs. Say goodbye to unreliable, weak phone jammers and experience the confidence of true, unstoppable signal blocking. Your security deserves nothing less.
Sku DXK300L-500W E-12 100W N-14 120W K-16 120W
Type Portable/Suitcase Portable/Desktop  Portable/Desktop Portable/Desktop
 Antenna

Omnidirectional

Directional

 Directional Directional Omnidirectional
DISTANCE (METERS)
1-100M 8-100M 10-50M
CELL PHONE √ √ √ √
5G √ √ √ √
WIFI/BLUETOOTH √ √ √ √
DRONE √


Walkie-talkies

 √ Optional Optional Optional
PRICE(USD) 32300 1215 1500 480
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Cell phone blocker certificate

Explain how the cell phone blockers work

cell phone blocker for classroom

Cell phone jammers work in several ways to ensure effective signal blocking and privacy protection. One method involves Faraday cage shielding, where special panels are installed on walls to passively block signals from passing through, making it ideal for fixed locations requiring signal isolation with minimal equipment and cost.

Another approach uses cell phone jammers, where the jammer detects active mobile phones within a certain radius and immediately emits interference signals to block communication, forcing phones into standby mode and preventing both outgoing and incoming calls.

Portable jammers offer lightweight, flexible deployment suitable for temporary events or on-site security, while desktop cell phone jammers provide wide coverage and reliable performance for permanent installations such as conference rooms, prisons, or government offices. Multi-frequency jammers, capable of blocking multiple bands simultaneously, are the best choice for high-security environments requiring thorough signal suppression.

No Signal Zone

Once activated, the cell phone jammer causes nearby idle devices to show "No Service." When deactivated, all phones automatically reconnect to the network and resume normal operation. Our cell phone jammer comes in multiple models, each offering different output power levels to meet various application needs.

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