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50W Full-band K-12 Omnidirectional Cell Phone Blocker 5G WIFI Blocker for Anti-cheating - DescBoost
DescBoost

50W Exam Full-band K-12 Omnidirectional Cell Phone Blocker 5G WIFI Bluetooth Blocker

$120.00
No Signals. No Cheating. No Compromise By deploying classroom cell phone blockers, schools can instantly block calls, texts, and data connections—eliminating cheating methods, hidden devices, and unauthorized communication, while creating...
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80W Full-band K-14 Omnidirectional Cell Phone Blocker 5G Exam Blocker - DescBoost
DescBoost

80W 5G Exam Blocker Full-band K-14 Omnidirectional Cell Phone Blocker

$196.00
No Signals. No Cheating. No Compromise By deploying classroom cell phone blockers, schools can instantly block calls, texts, and data connections—eliminating cheating methods, hidden devices, and unauthorized communication, while creating...
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80W Full-band K-14 Omnidirectional Cell Phone Blocker for Wall-mounted＆Desktop - DescBoost
DescBoost

Cusstomizable Meeting Room 80W Full-band K-14 Omnidirectional Cell Phone Jammer 5G Portable Phone Jammer

$196.00
Do 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...
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A black portable cell phone jammer device with indicators for 5G, GSM, 2G, 3G, 4G, and WIFI.
DescBoost

100W E-12 Directional Full-band Cell Phone Jammer 5G GSM WIFI Bluetooth Signal Jammer

$1,215.00
E-12-100W 5G Jammer offers full-band jamming (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. It...
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120W Full-band K-16 Omnidirectional Cell Phone Blocker 5G WIFI Blocker for School Exam - DescBoost
DescBoost

120W Exam Full-band K-16 Omnidirectional Cell Phone Blocker 5G WIFI Blocker

$480.00
Successful Cases Our Company 5G 4G Blocker Overview The 5G 4G Blocker is a high-power, full-band signal suppression system designed for critical environments where wireless communication must be strictly controlled....
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120W Full-band K-16 Omnidirectional Cell Phone Blocker 5G WIFI Blocker for School Exam - DescBoost
DescBoost

Customizable Exam 120W Full-band K-16 Omnidirectional Cell Phone Blocker 5G WIFI Blocker

$480.00
No Signals. No Cheating. No Compromise By deploying classroom cell phone blockers, schools can instantly block calls, texts, and data connections—eliminating cheating methods, hidden devices, and unauthorized communication, while creating...
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A white classroom cell phone jammer with symbols indicating 5G, GSM, 2G, 3G, 4G, and WiFi frequencies.
DescBoost

Customizable Meeting Room 120W Full-band K-16 Omnidirectional Cell Phone Blocker

$480.00
Successful Cases Our Company No Phones. No Smuggling. No Escape. No Risk. By deploying cell phone blockers, correctional facilities can instantly cut off calls, texts, and data connections—eliminating contraband phones,...
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A portable signal blocker device with multiple fans inside a metal case, with visual indicators for 5G, 2G, 3G, 4G, and WiFi frequencies.
DescBoost

120W N-14 Exam 2/3/4/5G/WIFI/Bluetooth/GSM Phone Blocker with Built-in Directional Power Adjustable Signal Blocker

$1,500.00
Reliable Solutions from a Trusted Manufacturer With the rise of electronic cheating in exam halls, signal blockers have become an essential tool for maintaining exam integrity. As a manufacturer specializing...
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A portable signal blocker device with multiple fans inside a metal case, with visual indicators for 5G, 2G, 3G, 4G, and WiFi frequencies.
DescBoost

Customizable School N-14-120W Full‑band Solutions for Endering Mobile Devices Inactive

$1,500.00
N-14-120W Overview Our N-14-120W Device is designed to be the ultimate “enemy” of unauthorized mobile phone use. By creating a controlled RF environment, it prevents mobile devices from connecting to...
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cellphone blocker with multiple frequency on a white background
DescBoost

Customizable Prison 120W 2/3/4/5G/WIFI Bluetooth Blocker Adjustable N-14 Directional Cell Phone Signal Blocker

$1,500.00
Do you have to put a lot of effort into managing these issues? One inmate uses it to coordinate an escape, timing every move with outside accomplices.Another directs drug trafficking...
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DXK3000L-500W Full-band High Power Cellphone Blocker＆Drone Blocker for Military Police Government Convoy Blocking - DescBoost
DescBoost

500W High Power Full-band Pelican Case Jammer for Anti-IED

$32,300.00
Overview The DXK3000L-500W Portable Full-Band Signal Jammer is a powerful wireless communication cuas equipment designed for public and private security needs. It provides a comprehensive solution to block communication signals...
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DSJ10 Desktop 10 Bands GPS/2G/3G/4G/5G/Wi-Fi/Bluetooth/WiMAX Cell Signal Blocker for Mobile Phone - DescBoost
DescBoost

DSJ10 Desktop 10 Bands GPS/2G/3G/4G/5G/Wi-Fi/Bluetooth/WiMAX Cell Signal Jammer Blocker for Mobile Phone

$399.00
How to use the DSJ10 Desktop Install the antenna to the SMA interface according to the number on the antenna and host; Then connect the AC 100V-240V Power Adaptor charging...
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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
LINK SHOP NOW SHOP NOW SHOP NOW SHOP NOW

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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