https://autostereosatnavi.en.alibaba.com/product/62207167276-802203615/10_25_inch_car_gps_navigation_for_Mercedes_Benz_W221_2007_android_8_1_car_multimedia_system_wifi_radio_bluetooth.html
-Android 7.1 OS System
-CPU:Quad core
-Capacitive HD 1024X600 Screen(6.2" and smaller screen:800X480)
-Built in 16GB
-2G DDR3 RAM Memory
-1080P HD Video
-Built in Wifi
-Support Mirror link
-External Bluetooth Microphone
-Built-in high speed WIFI adapter(support 3G dongle), free download various applications from Android market
-Support External 3G Dongle (3G Dongle optional)