Is touch screen : YES TF/Micro SD Slot : 1 Din : One Din RAM : 2G/4G/6G/8G Special Feature : Wifi Function,Support Steering Wheel Control,Support 3G Network,Support 4G Network,Support Can-Bus Operating System : Android Out Power : 45*4W Voltage : 12V Material Type : ABS+Aluminum alloy Max External Memory : 128G ROM : 32G/64G/128G Special Features : Built-in GPS,Mobile Phone,MP3 Players Digital Media Format : Mp3,MP4,WMA,JPEG OSD Language : Chinese (Simplified),Chinese (Traditional),Albanian,Arabic,Azeri,Irish,Estonian,Belarusian,Bulgarian,Icelandic,Polish,PERSIAN,Boolean text (Dutch South Africa),Danish,German,Russian,French,Filipino,Finnish,Georgian,Haitian Creole,Korean,Dutch,Galicia,Catalan,Czech,Croatian,latin,Latvian,Lithuanian,Romanian,Maltese,Malay,Macedonian,Norwegian,Portuguese,Japanese,Swedish,Serbian,Slovak,Slovenian,Swahili,Thai,Turkish,Welsh,Ukrainian,Hebrew,Greek,Spain's Basque,Spanish,Hungarian,Armenian,ITALIAN,Yiddish,Hindi,Urdu India,indonesia,English,Vietnamese Display Size : 9" For Vehicle s/Model : Mercedes-Benz Certification : CE,FCC Screen type : QLED capacitive screen