Fearures
1. Radio frequency transmission function (set the original car radio's radio frequency point to be consistent with the frequency point selected by this unit, and the audio signal of this unit can be amplified and output to the speaker through the original car radio)
2. Read card USB flash drive (audio/video/picture)
3.Bluetooth function
4. Wired mobile phone screen projection, wired and wireless Android AUTO/Apple CarPlay
5. Rear view function (camera optional)
6. Audio input and output functions
7. Built-in driving recorder function (resolution 1080*720, horizontal angle: 115 degrees)
