... 468MHz 3.O/S: WinCE 6.0 4.128M DDR+4GB+(option:BT+AV-IN+ISDB-T) 4.3" TFT touch ... 3351 ARM 11 468MHzO/SWinCE 6.0Memory128MB RAM, 4GB ROM, support TF card (2G,4G,8G,16G,32G)BatteryBuilt in one rechargeable ... transimitter, MP3/MP4, E-book, Bluetooth(optional),AV-IN(optional),Digital/Analog TV (optional)EnvironmentWorking temperature -10°C to +70°CKeeping ...