... .Real time recording 3G Police camera,3G Police DVR, 3G Portable DVR, 3G Portable camera,3G,GPS camera,3G Alarm camera,Portable ... On the embedded platform, it integrates the LCD, 3G wireless communication modules, GPS modules, embedded battery power supply ... charging and carrying Supporting GPS, optional.Supporting 3G wireless transmission functions, various 3G standards, WCDMA, CDMA2000, TD-SCDMA,etc ...