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DC 5V Desktop Portable Cell Phone Wifi Jammer , 12 watt Adjustable 2.4G GPS Signal Jammer

  • Shenzhen,China


  • SGS, ISO9001

  • GW-J5CA

  • 1pcs

  • Negotiable

  • Carton with PE Foam

  • 3 Working Days After Received Payment

  • T/T, L/C, Western Union, MoneyGram

  • 5000pcs per Month


DC 5V Desktop Portable Cell Phone Wifi Jammer , 12 watt Adjustable 2.4G GPS Signal Jammer



The product that you are viewing is the named the 12Watt High Power 5 Antennas Cell Phone Jammer. And just seen from its name we can know that it owns the ability of blocking 5 kinds of frequencies of the signals of cell phone, WIFI and GPS can be optional. One of the advantage is that it comes with the remote control function and you can switch over the local and remote function easily.

Whether you need a Cell phone Jammer to block a signal in a small indoor space or a medium dimensions outdoor radius, our various of devices offer a 3G 4G jammer solution for any application.
Each of these fixed location signal blockers assembly what the best uses are,
Can be sustained and efficient to provide adequate shielding range,
In addition, you can adjust the output power of each band to choose the suitable blocking range without affecting others people.


GREETWIN COMPANY is a special manufacturer of signal jammers and signal repeaters.
Our market research and development department has introduced new products to meet the ever-changing needs of customers since 2008.
To solve your information security issues, is our relentless pursuit.

We also have a lot of high quality products on this website and will be grateful if you can browse more products.

Need mobility? Please browse our portable mobile blocker section.
As always, if you have any questions we are happy to assist you.



● It can provide 24/7/365 jamming even in a constant cooling system.
● Output power adjustable design makes the jammer more user-friendly.
● Each frequency channel can be controlled separately and simultaneously.
● Totally with a 12Watt high output power makes a more efficient jamming.
● Shielding range can be up to 30M.
● Up to four frequency bands, including all the cellular phone bands, with GPS or Bluetooth optional.


Signal Jammer Application:

Conference Rooms, Classrooms, Testing Facilities, Security Services, Military, Secret
Services, Libraries, Museums, Courts, Border Patrol and Drug Enforcement,

Customs, House, mosques,  Libraries, Prisons, etc.

Signal Jammer Specification:


Output Band Frequency Band Average Output Power Channel Output Power
CDMA800 850-894MHz 35dBm 3 watt
GSM900 925-960MHz 35dBm 3 watt
DCS/PHS/GSM1800-1900 1805-1990MHz 32dBm 2 watt
3G 2110-2170MHz 32dBm 2 watt
GPS (Optional) 1500-1600MHz 31dBm 2 watt
WIFI (Optional) 2400-2500MHz 31 dBm 1.8 watt
Total Power 12watt
Power Supply AC:110/220 V DC 5V, Electric Current: 12A
Power Consumption 30watt
Shielding Radius Up to 40 meters, signal strength <= -75dbm
Device Weight 1.75 KG
Packing weight 2.8Kg
Size 21*17*6 cm
Complete accessories Five antennas, Power cable
Advantages and Features

1. With knobs to control all the bands. They can be controlled separately and simultaneously.

2. Output power of each channel is adjustable.

3. GPS or WIFI frequency bands optional as required

4.Smart cooling system make it work 24-7 continuously.


DC 5V Desktop Portable Cell Phone Wifi Jammer , 12 watt Adjustable 2.4G GPS Signal Jammer 0

Add:  Baodeli industrial park, Longhua District, Shenzhen City, Guangdong Province, China   Tel: +86-15112267605
Copyright  2022 Shenzhen Greetwin Technology Co., Limited. All rights reserved. Technology by Leadong. Sitemap