... Description CST-5808 5 inch Car rearview mirror monitor with GPS navigation ,bluetooth,DVR and 2.4G ... signal receiver 5 inch Car rearview mirror monitor with GPS navigation ,Built in 2.4G signal ... (256M)4) File browser support,Picture browser support,Audio and Video player support(MP3/MP4)5) Support ... mirror CST-5808 5 inch Car rearview mirror monitor with GPS navigation ,bluetooth,DVR and 2.4G ...