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High Power 20W Mobile Phone Signal Jammer with 8 Antennas and Adjustable Output for 3G 4G WiFi Bluetooth Blocking

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High Power 20W Mobile Phone Signal Jammer with 8 Antennas and Adjustable Output for 3G 4G WiFi Bluetooth Blocking
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Features
Specifications
Total Output Power: 20 Watt
Power Supply: 50-60Hz, 100-240V AC
Size: 427×116×60mm
Running Temperature: -10℃ To +55℃
Humidity: 5% - 95%
Weight: 5.0kg
Highlight:

8 Antennas Mobile Phone Signal Jammer

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20W Power Cell Phone Blocker

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Adjustable Output Signal Blocker
Basic Infomation
Place of Origin: China
Brand Name: UND
Model Number: U-008B-N
Payment & Shipping Terms
Delivery Time: 5-8 days
Payment Terms: T/T
Supply Ability: 100
Product Description
Mobile Phone Signal Jammer 3G 4G High Power Cell Phone Blocker
This 20W 8-antenna high-power signal blocker with adjustable buttons is designed for 24-hour continuous operation in fixed locations. It effectively blocks WiFi, Bluetooth, 2G, 3G, and 4G signals simultaneously.
Key Features
  • 8 antennas for comprehensive signal coverage
  • Blocks CDMA, GSM, DCS, PCS, 3G, 4G, WiFi, and Bluetooth signals
  • Adjustable power output for each frequency band
  • High-quality cooling system maintains optimal operating temperature
  • 24/7 continuous operation capability
  • Includes car charger for mobile applications
  • OEM services available
Frequency Coverage
European Standard American Standard
CDMA: 850-894MHz CDMA: 850-894MHz
GSM: 925-960MHz GSM: 925-960MHz
GSM/PCS: 1805-1990MHz GSM/PCS: 1805-1990MHz
3G: 2110-2170MHz 3G: 2110-2170MHz
4G LTE: 790-826MHz 4G LTE: 725-770MHz
4G WIMAX: 2620-2690MHz 4G WIMAX: 2345-2400MHz
GPS: 1500-1600MHz GPS: 1500-1600MHz
WIFI: 2400-2500MHz WIFI: 2400-2500MHz
Technical Specifications
Output Port Frequency Average Output Power Output Power
CDMA800 851-894MHz 35dBm 3W
GSM900 925-960MHz 35dBm 3W
DCS1800/PCS1900 1805-1880MHz/1930-1990MHz 33dBm 3W
3G 2110-2170MHz 33dBm 2W
4G LTE 790-826MHz/725-770MHz 33dBm 2W
4G WIMAX 2620-2690MHz/2345-2400MHz 33dBm 2W
WIFI 2400-2500MHz 33dBm 2W
GPS 1570-1580MHz 33dBm 2W
Total Output Power: 20 Watt
Power Supply: 50-60Hz, 100-240V AC
Weight:                                                                                                                                                                                                                                                                                              Size: 427×116×60mm
Running Temperature: -10℃ to +55℃
Humidity: 5% - 95%
Jamming Range: 10-40 meters radius (depending on local signal strength)
Installation Instructions
This product can be directly screw-fixed to walls or ceilings. Maintain distance from low-heat-resistant objects. Optimal installation height is 1.0-2.0 meters for best effect. Connect directly to AC220V power supply.
Application Areas
  • Conference rooms, meeting rooms, auditoriums
  • Museums, galleries, theaters, concert halls
  • Churches, temples, restaurants
  • Classrooms, training centers, exam rooms
  • Factories, banks, offices
  • Public transportation (trains, buses)
For sensitive locations such as hospitals and gas stations, conduct field testing first to ensure no interference with normal equipment operation.
Package Contents
  • 1 × Mobile Signal Jammer Master Unit
  • 1 × English User Manual (digital version available via email)
  • 1 × AC Power Charger (region-specific)
  • Mounting Screws
  • 8 × Band-Specific Antennas
  • 1 × Car Charger
Tag:

Wifi Signal Blocking Device

Mobile Signal Blockers

Portable Cell Phone Blockers

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Contact Person : Susan
Tel : +8613991372145
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Floor 19, Building 4, Taihua Jinmao International, High-tech Zone, Xi'an
Susan@uav-ir.com
+8613991372145
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