Adapter for a controls of steering wheel BMW

Adapter for controls on a steering wheel and connects radio with ISO connector 

Fit:
BMW 3 [E46] (1998-2005)
BMW 5 [E39] (12/1995-5/2003)
BMW X5 [E53] (5/2000-9/2006)

- for cars with BMW radio Business Profesional and OEM parking sensors / without IDrive and active audio systemu (split amplifier)
- controls function of computer and OEM parking sensors stay preserve
- for aftermarket radia Sony, Kenwood, Panasonic, JVC, Pioneer, Blaupunkt, Clarion, Alpine, LG, Zenec, Becker, Nakamichi, Philips with ISO plug

Set of adapter are cables with analog signal:
- +12V after power on keys (sv.15)
- Speed impuls
- +12V after switch on of lights
- +12V after set "return"