?Support original car function?This wireless carplay adapter not only adds a complete CarPlay function, but also retains all the original functions of the NTG 4.5 system. Support the original car camera, reversing radar, steering wheel buttons and IDirect knob control. (The rear camera needs to be powered from the left and right reversing lights and installed 12V relay, camera AV cable and module expansion interface AV transmission connection). ?Easy To Use?Simply align and plug into the HARMAN-BECKER socket. It will unlock the CarPlay function. No need to dismantle the car and avoid car malfunction due to operation error. ?Mirroring Function?Supports MirrorLink function of almost all Android and IOS phones.(Android must be paired with a phone equipped with Android 6.0 or higher, while Apple requires iOS 9 or higher), simply via Bluetooth Easily connect and sync any content from your phone to the big screen and enjoy all the features like maps, movies and more. ?Wireless Carplay?CARABC wireless adapter provides you with a smart and safe driving experience. Simply connect your phone via Bluetooth to receive and make calls, navigate, play music, and more while driving with voice control or with the car's existing buttons. ?IMPORTANT NOTE?Be sure to confirm whether your glove box has a module slot before purchg. If your glove box doesn't have a module slot, it won't work even if your model is included in the adapter table!! This carplay wireless adapter is compatible for 2011-2016 Mercedes Benz A/B/C/E/CLA/GLA/GLK/ML/SLD NTG4.5 System with HARMAN BECKER slot. If your audio has no sound, please do the Bluetooth connection audio setting.