Here we provide Installation Manual for Mercedes Benz GLA CLA B Screen android navigation system. 

The installation is plug and play, no cutting the wires, no modifications, no need to program your car when installation.

Replace with the new 10.25″/12.3″ android screen instead of changing circuit board in the Original Mercedes Benz Screen. Simple wiring Connection.

The android screen is 10.25″/12.3″ Pop-up touch screen, after replacing the original Mercedes Benz screen, it keeps the original CD/Radio head unit in the car, thus it supports all original functions: such as factory radio (FM/AM), CD, navigation, backup camera, steering wheel controls, control Knob, parking system, vehicle display and etc.

 it is easy to switch the menu between the original Mercedes Benz COMAND system menu and Android menu, the control Knob is working in both original menu and android menu.