To use the interface a head unit specific adaptor cable is needed:
ALPINE (69001)
BLAUPUNKT (69002, only new 2-DIN or double-DIN radios from 2015 on 69002)
CLARION (69003)
KENWOOD (69005)
PIONEER, AUDIOVOX, MAC AUDIO (69021)
Zenec (69029)
China radios with key1 and key2 wires
Content: 1 piece