TF/Micro SD Slot : 0Din : Double DinRAM : 4GInterface : USBSpecial Feature : Built-In Speaker/Microphone,Wifi Function,Support Steering Wheel Control,Support 4G NetworkOperating System : AndroidOut Power : 4*45W 2Din car RadioVoltage : 12VMaterial Type : Plastic+metalItem Weight : 2kgItem Size : 315*170*60MMMax External Memory : 128GROM : 128GSpecial Features : Built-in GPS,MP3 PlayersDigital Media Format : CDOSD 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,VietnameseResolution : 1280*720Display Size : 9"For Vehicle Brands/Model : Mercedes-BenzCertification : CEOperating System : Android 10RAM+ROM : 1+16G/2+32G/4+64G/8+128G(Optional)Feature1 : Support GPS/BDS/GlonsFeature2 : Support DSP/OBD2/DAB+Feature3 : Support FM/AM/RDSFeature4 : Support Video OutputFeature5 : Support Split ScreenFeature6 : Support 4G&WIFICarplay : Wireless + Wired CarplayUSB : Double USB adapter inputSuitable Model : For Mercedes-Benz Smart 2011-2015