Gerllish Android touch screen For Mercedes benz r R300 R320 2006-2014 Car Radio GPS Navigation Multimedia Player Auto

Android For Mercedes Benz R-Class W251 R280 R300 R320 2006 2007 2008 2009 2010 2011 2012 2013 2014 Car Radio GPS Navigation Multimedia Player Auto Stereo HeadUnit

Which functions still work?
1,steering wheel buttons
2, the original functions, original radio still working.
3,why choose this screen----------10.25 inch 1920*720 HD screen
4,With Google playstore
5,with wireless apple carplay
6,with 4G SIM LTE slot
7,with music and video player
8,with WIFI bluetooth...etc

Support Car Original Function:

1. Be compatible with Cars with/without original navigation function.
2. Be compatible with factory Canbus ,support iDrive,steering wheel control, car info.
3. Support original radio
4. Support rear view camera.
5. Support AUX switch automatically.
6. One button switch android and audi system freely,keep all car original function
7. Easy to install,plug and play.