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4 Antenna 2W 2000mA/H Cell Phone Signal Blocker


  • Greetwin

  • SGS, IS9001, ROHS

  • GW-JN4L

  • 1

  • USD55.3-75.3pcs

  • Cartoon with PE Foam

  • 3 Working Day Received Payment

  • T/T;Western Union;Alibaba Trade Assurance

  • 5000pcs per month

4 Antenna 2G 3G 4G Cell Phone Signal Blocker WiFi Bluetooth Signal RF Jammer



Product Description:

No. Output Port Frequency Radius range
Cell Phone Jammer CDMA 800 851-894 MHz Jamming range(radius): 1-15m (Depend on
local signal intensity)
GSM900 925-960 MHz
DCS1800& PCS 1900 1805-1880 MHz&
1930-1990 MHz
3G 2110-2170 MHz
4pcs External Omni antennas Weight: 0.8Kg
Power supply: AC110-240V, 12V/2A Built-in Battery :2000mA/h
Total output Power: 2-watt Device Size: 113*60*31mm
Built-in battery time : 1-2hours. Temperature: -10'Cto +50'C



RF Jammer Advantages:
World-first handheld design 10 all-in-one frequencies blocking all cell phone signals, LOJACK GPS, Wi-Fi, RF signals
(1)2watt high output power and high gain antennas, Jamming range 5 to 20 meters (at-75dBm, depends on the signal strength in a given area)
(2)With DIP switch, can turn on/off any signal band without affecting other bands
(3)With car charger, can be used in car directly, 12V DC/AC power supply is also available
(4)With a built-in bigger battery, can work more than (1.5+ hours) 90 minutes


RF Jammer Applications:
Meeting room, conference room, museum, gallery, theatre, concert hall, church, temple, restaurant, classroom,

training center, factory, bank, train, bus, etc. For some locations of special purpose such as hospital, gas station,

Army authorities, Police authorities. Etc


RF Jammer Features:
1. Pocket-sized and portable design
2. ON/OFF switch make it more user-friendly
3. Rechargeable battery and car charger
4. Four channels with different frequency range,
Or customize other cellular standards in the world.
5. Each Band has a single switch.



Customer Care:

1.Package Included:
1pc Portable Wireless Signal Jammer
1pc Power Adapter (100-240V)
1pc Car Charger
1pc Manual

4pcs antennas
2.OEM customized service:
Customized for special frequency band, Wi-Fi5.8G, Wireless Camera 1.2GHz, etc
Silkscreen OEM service can be offered

3.After Service:

One year warrenty


4 Antenna 2W 2000mA/H Cell Phone Signal Blocker 04 Antenna 2W 2000mA/H Cell Phone Signal Blocker 14 Antenna 2W 2000mA/H Cell Phone Signal Blocker 2





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