product link:http://www.seicane.com/alfa-romeo-brera-dvd-player-with-gps-navigation-radio-bluetooth-ipod-srd-8804-2 .This is the best Alfa Romeo Brera aftermarket sat nav system,this aftermarket sat nav system supports rear view camera automatically switching to rear camera when revese the car, in addition, this sat nav supports 3D GPS map which makes your way much safer, it also supports Original Canbus system for steering wheel control.other features:Uniquely designed circuitry including standby function to increase battery durability. Adjustable parameters can be memorized automatically. and resume back to the default. Real time clock function. With excellent mechanical anti-vibration and electronic shock protection. get it now!