4G Cell Phone Blockers

4G Cell Phone Jammer with working range up to 30 Meter Features■Highly portable design■GSM,Website:http://www.jammerwill.com, CDMA, DCS, PHS and 3G and 4G signals jammer■Works up to 30 meters radius■Wall socket power charging■Mini size and medium power■No harm to human bodySpecifications■Primary Function: High Powered 4G Cell Phone Signal Jammer■Isolating Signal Bandwidth- CDMA: 850 - 894MHz- GSM: 925 - 960MHz- DCS: 1805 - 1880MHz- PHS: 1900 - 1990MHz- 3G: 2110-2170MHz- 4G: 725-770MHz or 790-862MHz; 2345-2400MHz or 2620-2690MHz■Antenna: 5 x Omni-directional Antennas■Effective Range: up to 30 meter semidiameters (Depending on Cell Phone network density and physical obstructions)■Power Source: Wall Plug■Internal Battery: Rechargeable Li-ion battery■Total Output Power: 10W■Energy Consumption: 30W■Operation Temperature: 40 degrees Celsius under zero to 55 degrees Celsius■Operation Humidity: 20-95 percent■Power Supply: AC 110-220V plus or minus 10 percent / DC 5V 50-60Hz■Color: White■Certification: CE, ISOPackage Contents■1 x 3G and 4G Cell Phone Jammer■5 x Antennas■1 x Charger■1 x User ManualProduct Reviews:1.Nice product,the quality is good.2.good for gas station!!!!!!3.Good cell phone jammer, works well just as the advertisement said.Performance good!4.Wonderful product and worth to buying. Very good!5.Portable,excellent,it's worth to buy.6.good sample, hope the further cooperation will be smoothly.7.It is the one I am searching for during these days, finally got it the day before yesterday, very satisfied with the powerful jammer's functions.