* Screen replacing for BMW E65 E66 (2003-2008) with original OEM 6.5inch or 8.8inch small screen, no need reprogramming or coding and cutting cables. * Retain OEM autoradio functions after screen upgrade, such as radio ,bluetooth, rear view camera, radar , steering wheel control, iDrive knob control, etc. * Both android and original audio system work on car with easy switching. * Enjoy your way with big BMW screen and multiple audio functions. * Wireless Apple CarPlay, Android Auto * 4G LTE or Wifi network * Bluetooth handfree call * GPS Navigation * Music and Video playing