Interface for final coding, if an original anti-glare rearview mirror has been retrofitted Simply connect the adapter to the vehicle's OBD interface - done! The interface adopts all required codings Scope of delivery: 1x coding dongle Note: This coding adapter can only be used for one vehicle Compatible with the following models: Audi A4 8W Audi A5 F5 Audi Q5 FY Audi Q7 4M