... rearview mirror monitor with GPS navigation Touch screen control .support USB ,SD ,mp4,mp5 ,HD movie .FM transmitter 1 7"Touchscreen Rearview ... monitor with USB,SD,MP5,GPS navigation2 Support USB and SD ... player,another Connecting with Cameras as Car-backing Rearview )6 1 Audio output for original car ... optional 7 inch car rearview mirror monitor with GPS navigation