HOTSYSTEM Bluetooth AMI Audio Music MMI Adapter Cable for Cell Mobile Phone Pad to AUDI VW Just plug the AMI connector to the socket in your Audi/VW vehicles and pair your phone, pad,etc. Pairing with the Bluetooth module and choose AUX in Audio selection. You can only track up and down from phone or pad, not from car. Work with iPod/iPad/iPhone 5 5C 5S 6 6 plus, Samsung, HTC, Sony, Nokia and any other phones or pads(Pls make sure there is bluetooth function in your phone or pad) It is not bluetooth microphone.