Mercedes-Benz SD Slot interface for 2009 version.

1. It is with 2 AV input, and output
2. with RGBS input and output synch
3. Auto Rear camera switch
4. Built-in CANBUS, can use the original button to switch
5. with OEM cable, 100% plug and play installation.
6. For Mercedes-Benz NTG2.5 version with SD slot DVD Navi system.
7. Can making the original monitor playing DVD, DVB-T, Rear camera, navi map, etc.