This mobile cell phone jammer with long jamming range of up to 12 meters, if you are sick of all those phones going off, then this is the anti-spy gadget you have been looking for. This jammer system comes with a built in rechargeable Li-ion battery for hours of signal jamming, and with the included car power adapter, recharge and use this in your car as well as the office. Incredibly easy to operate, just switch it on and it will immediately start blocking CDMA, GSM, DCS and 3G to keep your immediate surrounds annoyance free.
Note: The jamming distances we mentioned on website are for customer's reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.