TF/Micro SD Slot : 0Din : Double DinRAM : 1GBInterface : for Citroen C4Special Feature : Built-In Speaker/Microphone,Wifi Function,Support Steering Wheel Control,Support 3G Network,Support 4G Network,Support Can-BusOperating System : Android 10.0 OSOut Power : 4*45WVoltage : 12VMaterial Type : Plastic + metalItem Weight : 1.7kgItem Size : for Citroen C4Max External Memory : 256GROM : 16GSpecial Features : bluetooth,Built-in GPS,Charger,Mobile Phone,MP3 Players,Radio Tuner,Touch ScreenDigital Media Format : Mp3,MP4,WMA,JPEGOSD Language : Chinese (Simplified),Chinese (Traditional),Arabic,Irish,Estonian,Belarusian,Bulgarian,Polish,PERSIAN,Danish,German,Russian,French,Filipino,Finnish,Korean,Dutch,Czech,Croatian,Latin,Latvian,Lithuanian,Romanian,Maltese,Malay,Macedonian,Norwegian,Portuguese,Japanese,Swedish,Slovak,Slovenian,Thai,Turkish,Ukrainian,Hebrew,Greek,Spanish,Hungarian,Armenian,Italian,Hindi,Urdu India,Indonesia,English,VietnameseResolution : IPS / TN 1024*600Display Size : 9"For Vehicle Brands/Model : CitroenCertification : CEModel Name : for Citroen C4Interface : plug and playOptional Support : DAB+/DVR/Camera/OBD/CMMB digital TVCPU : 4 Core / 8Corefor : Citroen C4 2004-2009RAM+ROM : 1G+16G/2G+32G/4G+64G / 6+128/8+128Support : CANBUSRDS : RDS is a hidden functionOptional : CarPlay built-in