Highlights：

1 Plug and play system

2 Retrofit wireless apple carplay android auto into the factory existing screen

3 All factory functions will retain as same as befor

4 Steering control works both Apple CarPlay and Android Auto

5 Factory Bluetooth  audio for the Apple CarPlay and Android Auto sound. The sound quality is same as the original one and phone call is clear ,no echo sound

6 Hold down the  "*" button  from  the console to switch between Apple Carplay and Mercedes Benz functions

7 Multimaps:Google Map,Apple Map and Waze Map

8 Siri or Google voice control is easy to wake up,just speak to the system

9 Use the factory microphone,no need to install any aftermarket microphone