Complete kit for retrofitting and activating the AUX input of the NTG5 car radio High-quality RCA connections Suitable for the following car radios: Comand Online NTG 5 Code 531 Scope of delivery: AUX IN adapter Coding dongle Note: Not suitable for Audio 20 with the following codes: 505 / 520 / 522 Audio 20 with code 510 or code 523 on request