VW Replacement Unit RCD510 All units are brand new comes with code Fits and compatible with the following VW auto model : Volkswagen Jetta Volkswagen Golf 5,6 Volkswagen Touran Volkswagen EOS Volkswagen Tiguan Volkswagen Passat Volkswagen CC Volkswagen Beetle Volkswagen polo 6 Steering wheel function Full touch-screen, 6 CD MP3 disk changer Player, SD card slot, Support up to 32GB SD. FM/AM Radio stereo (auto-scan and store ,no RDS), auto speech-control volume increasing/decreasing. USB interface can connect MP3 player/Cell phone to play music/charge.(Support iphone)