GSM Mobile Network Jammers

4G 3G 2G Cell Phone Jammer with 6 Bands - For Worldwide Cell Phone Jammer Professional for Blocking 2G 3G and 4G Phone Signals - 6 Bands Desktop Professional Cell Phone Jammer.Features■Good cooling system with cooling fan inside■Work non-stopped■Stable capabilitySpecifications ■Total Transmission Output: 10 Watt■Isolating Signal Bandwidth:- CDMA:  850MHz - 894MHz- GSM:  925MHz - 960MHz    - DCS / PCS: 1805-1990MHz- 3G: 2110Mh - 2170MHz - 4G1:  725MHz - 770MHz  /  790MHz - 862MHz - 4G2:  2345MHz - 2400MHz  /  2620MHz - 2690MHz■Typical Radius Range: Up to 30 Meters (depending on the mobile service provider's network condition and background signal strength) ■External Omni-directional antennas all the TX frequency covered down link only■Finned Casing for Thermal Control -MAX continuous operating time 48 hours■Power supply: 50 to 60Hz,Website:http://www.jammerwill.com, 100 to 240V AC, With AC adapter (AC100-240V-DC4.2V)Package Contents■1 x 4G 3G 2G Cell Phone Jammer■1 x User Manual■1 x AC Power Charger ■Mounting Screws■6 x AntennaProduct Reviews:1.The jamming distance is really powerful and have tested when I received it and it is really perfect.2. thanks, my customer has receive the jammer, and good feedback,3. I am so glad to this jammer, from now on, I can fully enjoy my privacy.Thank you.4. cool, very portable, by the way, the delivery is really fast, thanks so much.5.This is a very good gadget.. helps me a lot..Thanks!6.like it, easy operation, and good look.