标签：Tri-band - 英国华人论坛

The Samsung F300 is Tri-band, supports Bluetooth, USB plays videos files and even has a 2 Megapixel camera built-in. The revolutionary flipper design is multi-faceted, where one side is for organizing and playing music and the other is a com...英国华人论坛

The smallest mini tri-band personal GPS tracker TK102 is actually based on the GSM/GPRS850/900/1800/1900MHZ network and a “GPS satellite positioning system”  for the sake of tracking a far away object easily through internet, PDA or a sho...英国华人论坛