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More Advanced Cell Phone Jammer 20 Meter Range - China

price: contact company for price

The jammer has 3 transmitter systems and can work continuously without

a break. The jammers can be applicable in jails, churches, meeting

rooms and cars.

The covering range of the jammers can reach to 20 meters radius depending on the signal strength. The jammers make use of the customized power supply, which can live 2 times than the jammers of the general ones. The communications will be reestablished and full service can be provided about several seconds after switched off.

Technical Specifications

Frequency jamming band: All kind of band GSM, CDMA, DCS, 3G, etc.

Working frequency: 869M- 894M, 925M- 960M, 1805M- 1880M, 1900M- 1990M, 2110M- 2170M.

The jammer has 3 transmitter system, each transmit outputs 2watts , the total output is 6watts

Can work continuously without a break

Application: jails, churches, meeting rooms, cars ( can use vehicle adapter) etc

Covering range reaches to 0- 20 meters radius depending on the signal strength

Weight: 1.0KG

Dimension: 165MM* 32MM* 112MM

Power adapter: 5V8A, AC: 110V- 240V 50/ 60Hz

We take use of our customized power supply, which can live 3 times than the  power supply of our competitors

Our jammers can live 2 times than the jammers of our competitors


Company Contact:


  • Phone: 8675533136038

  • Address: FuHuaRaod, Shenzhen, China

  • Email: Email


Published date: September 29, 2014 -

  • Business Description: JammerGroup is the specialists in cell phone Jammers and Cell Phone

    Signal Repeater.

    We offer unparalleled professional service and advice for our personal and commercial products. 10+ years of industry experience makes us the specialists you can trust. We pioneered all kind of jammers online sales, and offer the best cellular jamming prices worldwide guaranteed. We are a developer, manufacturer and reseller of cell phone jamming devices include GSM Jammer, CDMA jammer, DCS/PCS Jammer, GPS Jammer, WIFI Jammer, 3G Jammer, Audio Jammer, Wireless Video Jammer, GSM Repeater, CDMA Repeater, DCS/PCS Repeater, GPS Repeater, WIFI Repeater, 3G Repeater, Dual Band Repeater, Tri Band Repeater etc.

    R&D Group in USA

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