| Description: The product can improve the driving safety as it has the alcohol test function. The product has lots of functions, including radio FM function, reading U Disk(audio/video/picture), AUX function, bluetooth-compatible function, RCA audio output(which can be linked to subwoofer), reversing rear view function(need to buy the camera by yourself ), video input, original car steering wheel learning function, installing the recorder for Android, WIFI connection, GPS navigation, mirror link(for Android/for Apple), installing APP, RDS function, and alcohol tester function. Selecting high-quality hardware material, the product is durable, sturdy, and portable. The length of the product is | |