DAB tuner for NTG2.5, NTG3, NTG3.5 and NTG4 systems.
You will also need the completer kit for your vehicle, and if you wish to receive DAB-L Band signals (parts of Italy and Czech Republic) the L-Band roof antenna for your vehicle.
Your car must have the Audio-20 with inbuilt CD changer or better (i.e Audio-50, or COMAND)