alexy tony's Album: Perfectjammer

GSM was the dominant 2G digital mobile phone standard for most of the world. It determines the way in which mobile phones communicate with the land-based network of towers. 3G, stands for third generation, is the third generation of wireless mobile telecommunications technology. 3G finds application in wireless voice telephony, mobile Internet access, fixed wireless Internet access, video calls and mobile TV. http://www.perfectjammer.com/all-gsm-3g-jammers-blockers.html