car rearview mirror monitor with mp3,mp4,mp5 function ,support USB/SD card , DC 12V 1.7 inch wide screen rearview mirror ... monitor 2.sereen format:16:9 3.car reversing backsight surveillance 4. ... 8.two video channel you can choose 9.MP3,MP4,MP5,WAV,format 10.Support USB and ... (for this function need add cost) car rearview mirror screen with mp3/mp4/mp5/bluetooth