Gold Member Since 2014
Audited Supplier
Shenzhen Greetwin Technology Co., Limited

Signal Jammer, Mobile Signal Jammer, Cellular Jammer manufacturer / supplier in China, offering Portable Wireless Cell Phone Signal Jammer (GW-JN4), Bomb Jammer/Mobile Phone Jammer/Outdoor Waterproof Jammer (GW-J240J), 37dBm Dual Band GSM900 WCDMA Booster Mobile Amplifier (GW-37GW) and so on.

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Supplier Homepage Product Handheld Jammers Portable Wireless Cell Phone Signal Jammer (GW-JN4)

Portable Wireless Cell Phone Signal Jammer (GW-JN4)

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 10, 000PCS/Month
Transport Package: Neutral Packing
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: GW-JN4
  • Frequency: 925~960MHz
  • Trademark: Greetwin
  • Origin: Shenzhen
  • Frequency Range: CDMA800
  • Application: Gas Station
  • Specification: ISO9001
  • HS Code: 8517699000
Product Description
Portable Wireless Cell Phone Signal Jammer
Wifi Jammer

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 standard in the world.

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

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, etc., please do field test first to make sure no interference happened to the normal operation of their equipment and instrument.
TypeOutput  PortFrequencyRadius range
Type A Europe and Middle east MarketWifi2400-2500MhzJamming range(radius): 1-15m (Depend on local signal intensity)
GSM900925-960 MHz
GSM18001805-1880 MHz
3G2110-2170 MHz
Type B American and Asia MarketWifi2400-2500MhzJamming range(radius): 1-15m (Depend on local signal intensity)
CDMA851-894 MHz
PCS1930-1990 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'C to +50'C
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Mr. Albert Peng
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