AMI Wireless Bluetooth Music Adapter USB Cable Universal for Audi and VolkswagenAs long as the phone has Bluetooth, you can connect to the Audi/Volkswagen audio.This product has a button, you can switch the U disk and Bluetooth mode, red and blue lights indicate the status.Bluetooth mode, after the successful pairing of the phone and Bluetooth, you can choose music playback on your phone, and the ..