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2.5W High Power Five Antennas gsm jammer device to block mobile phone signal

  • China


  • SGS, ISO9001

  • GW-JN5L

  • 1PCS

  • Negotiable

  • Carton With PE Foam

  • 3 Working Days After Received Payment

  • Western Union, PayPal, MoneyGram, T/T

  • 5000PCS Per Month



2.5W High Power Five Antennas gsm jammer device to block mobile phone signal




Integrity management has always been our creed, the maximum to meet customer needs. our professional conduct and reliable product quality is the cornerstone so that we continue to operate .
GREETWIN COMPANY have been committed to providing high quality products and reasonable prices.
This jammer is our company's spirit and the concept of a good service presentation, it can block Cell Phone signal and the effective distance  up to 20 meters depending on the local signal strength , you can effectively solve the problem of information disclosure.



1. Multiple bands, separate switch for each band without influencing the other bands operation.

2. Block 5 different frequency band at the same time.

3. You can choose every way to open or off

4. Two colors can be selected: Black and Gold

5. Compact design, easy to carry.

6. User-friendly ON/OFF switch make it use more helpful.

7. Five Omni antennas ensure good results.

8. The 2.5watt design high power ensure efficient jamming effect.



VIP Protection,Police, army,detective​ Bomb Disposal Squads and so on.


Technology Data Sheet:

Type Output Port Frequency Radius range
Global LTE700 725-770 MHz 5-20M depending on the mobile,service provider’s network condition
CDMA800 851-894 MHz
AWS1700 2110-2155MHz
PCS1900 1930-1990MHz
LTE2300 2300-2400MHz
Colors:Black or Gold
Power supply: AC110-240V 12V Built-in Battery:4000mA/h
Total output Power: 2.5 watt
Device Size: 78x34x138mm
Weight: 850g
Color: Black or Gold
Built-in battery time : 1 -2 Hours
Signal source: Synthesized Operation
Temperature: -10℃ to +50℃
Humidity: 5% - 95%
Feature and Advantage:
1. Can be charged in the car
2. Each band can work separately or simultaneously.
3. Built-in fans and Wind slots on two sides designand inside coolers make a constant cooling working.


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