... 4G signal receiver .ARM9 CPU,533MHz. (MT3351,ARM1176JZ-S Core) 1) 5 inch TFT-LCD screen, Display solution 480*2722)Size:136mm*86mm*12.5mm3 ... ) File browser support,Picture browser support,Audio and Video player support(MP3/MP4)5) Support FM Transmit6) Li-ion battery built in, ... Support car DVR function and car rear mirror CST-5808 5 inch Car rearview mirror monitor with GPS navigation ,bluetooth,DVR ...