Final coding interface when the audio system with PR-No.: 9VD (Audi) or the rear speaker has been retrofitted suitable for the following vehicles: Audi Q2 GA Audi Q3 F3 Audi A3 8V Audi A4 8W ** Audi A5 F5 ** Audi A6 4A ** Audi A7 4K ** VW Golf 8 CD, CG * (for rear speaker upgrade) VW ID3 E11 * (for rear speaker upgrade) VW ID-Buzz EB * (for rear speaker upgrade) VW T6.1 SH (for rear speaker upgrade) Seat Born K11 * (for rear speaker upgrade) Skoda Enyaq 5A * (for rear speaker upgrade) Simply connect the adapter (dongle) to the vehicle's OBD interface - done! The interface automatically adapts the retrofitting to the existing coding of the vehicle Scope of delivery: 1 coding dongle Note: The coding interface can only be used for one vehicle * Currently, the control unit in question must be unlocked for a limited period of time before using the dongle. This must be carried out by a workshop with valid GEKO access# **Currently, retrofitting of vehicles from model year 2024 is not possible