4G Cell Phone Signal Blockers

CDMA/GSM,Website:http://www.jammerwill.com, DCS/PCS, 3G, 4G Desktop Five Bands Signal Jammer Specifications■Adjustable Desktop Five Bands Signal Jammer for CDMA/GSM, DCS/PCS, 3G, 4G■Isolating Signal Bandwidt: - CDMA/GSM(850-960MHz) - DCS(1805-1880MHz) or DCS/PCS:1805 to 1990MHz- 3G (2100-2170MHz) - 4G1 (LTE:725-770MHZ OR 790-862 mhz) - 4G2 (2345-2400MHz or 2620-2690 mhz) ■Total Output power: 12W ■Power Supply: AC adapter (AC100-240V  DC5V12A) ■Shielding Radius: Up to 40 Meters (depending on the mobile service provider's network condition and background signal strength) ■Adjustable outpat power, each band can be controlled separatelyPackage Contents ■Jammer■AC Power Charger  ■Car charger ■5 x Antennas ■User ManualProduct Reviews:1. Mrs Mr, I would need to know the rangef the remote control? Does it work well installed a car? Thank you very much.2. The product looks so special. Cool, I'm very interested in it.