Features: This 4-pin and 12-pin connector plugs into the back of the CD host connector. Connect your phone to BT. BT version 5.0 and compatible with other BT version 2.0 3.0 4.0 5.0, supports the commonly used MP3 audio format, but also supports WMA WAV FLAC and other high-quality audio format decoding functions, which are non-normal BT functions DSD large-capacity transmission . Select AUX on your radio and you can listen to music from your phone in your car. Match your phone or tablet to the BT module and select Aux on your radio, then you can use your phone to play music through car speakers. You can play the music from your phone/pad /Play MP3 (they should have BT function). PS: Only audio playback possible. No steering wheel remote control, can’t be used to make phone calls. If you want to open the AUX function, you must change the code at this point. Replacement for Audi MMI AMI 3G. Replacement for Audi Q5, A4L, A6L, Q7, A5, S5. Note: Choose the 5053 in the 5F electronic module,
