GPS Signal Jamming Device

New GPS-Cell Phone-3G Signal Jammer with Signal Band Control Swith This newly designed model difference from others is its Band Control Swith Function. It can block the the cell phone,Website:http://www.jammerwill.com, gps and 3g signal at the same time, but when you just want want to block the cell phone's signal, but not bloking the gps and 3g signal, you can use the swith on the item's side to control that. Turn off the gps and 3g, then it will just stop the phone's signal. What functions you need, what functions you don't need, now you can use the swith to make what you need.Specifications■Main Function: High Powered Cell Phone, 3G, and GPS Signal Jammer ■Isolating Signal Bandwidth: - CDMA: 850mhz - 894mhz- GSM: 925 - 960Mhz - DCS: 1805 - 1880MHZ- PHS: 1900 - 1990MHZ - GPS: 1500 - 1600Mhz- 3G: 2110 - 2170MHz ■Antenna: 4x Omni-directional Antennas ■Coverage Area: 5 to 15 meters ■Power Source: Wall plug, car adapter, or built-in battery ■Internal Battery: 1600mAh rechargeable LI-ION ■Typical Battery Life: 2-3 hours of continuous use ■Total output Power: Up to 3W ■Operating Temperature: -10 to +50 Celsius ■Operating Humidity: 5% to 80% ■Power supply: 100-240v, 12v  ■Approved: CE / FCCPackage Contents■1 x Signal Jammer with 4 Antennas■1 x Power Adapter■1 x Car Charger■1 x User Manual - EnglishProduct Reviews:1.I tried to use it wherever I found people were using cell phones. It did work well.2.a new place for my digital life, will be a long term customers here.3. Excellent product. I am very pleased. The mini jammer work very well in U.S.A,5 stars.....4. Have bought here for many time, thanks, good as usual,5.Good price on item and with free shipping wow, Thanks6. like this one, thanks for the good quality and considerable service.7. Works great, really fast shipping !