BMW 540i DVD Navigation - BMW E39 DVD GPS

This is a car DVD GPS unit special for BMW E39 540i and other models, BMW 540i navigation can support steering wheel controls, looks like the factory head unit for BMW E39. learn more: http://www.cars-electronics.com/2-din-bmw-e39-dvd-player-bmw-e39-gps-navigation-radio-bluetooth-can-bus-tv_p1378.html