Wireless Carplay Android Auto Car Screen Linux Touchscreen Multimedia For Mercedes Benz A B Cla Gla W176 W246 2013-2015 Ntg4.5/4.7 AirPlay Navigation

PRODUCT DESCRIPTION HOW DOES IT WORK? While the unit (CarPlay/Android-auto Head unit) is inactive, the original video signal is passed unchanged and your car works as before.After activating the CarPlay/Android-auto Head unit, the CarPlay/Android-auto unit video signal is shown on the display instead.When you reverse the car while using the CarPlay/Android-auto system, the system will automatically switch to the camera without manual operation.You can easily switch back and forth between the CarPlay/Android-auto and your original head unit. (TIPS: Press and hold the “Menu” key to switch the system)Compatible with all functions of the original car system (most of the steering wheel control functions, original car Idrive knob, original parking sensors, original Car Optic fiber system and so on)Using the CarPlay/Android-auto Head unit is optional and should be seen as an add-on and not as a replacement. PRODUCT FUNCTION This is a multimedia touch screen with built-in compatibi