Is touch screen : YES Built-in Screen : YES TF/Micro SD Slot : 0 Din : Double Din RAM : 6G Interface : for Excelle Hrv Special Feature : Wifi Function,Support Steering Wheel Control,Support 4G Network Operating System : Android Out Power : 50x4 Voltage : 12V Material Type : ABS+ Item Weight : 1.5kg Item Size : 255mm-151mm Max External Memory : 128G ROM : 128G Special Features : Built-in GPS,Mobile Phone,MP3 Players,Voice Control,DSP,Carplay,Android Auto,Reversing Input,Split Screen Digital Media Format : CD,DVD-R/RW,DVD-RAM,Video CD,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 Resolution : QLED 1280*720 Display Size : 9" LEHX Origin : Mainland China For Vehicle Brands/Model : BUICK Certification : CE subwoofer output: : Support RAM/ROM: : 2G+32G / 1G+16G(Optional) GPS Navigation map: : Built-in offline map free update (support navitel/Igo) screen display: : 9inch 2.5D screen, QLED 1280*720 resolution 4G version IPS Rear view camera input: : Support(Free Gift) Mirror link: : Iphone & Android AV-OUT: : WiFi version support, 4G version not support CPU: : MTK 8227 4 core WIFI: : Built-in Interface: : 2*USB RCA Bluetooth Rca cable: : 7channels including subwoofer cable Steering wheel control: : support microphone: : Built-in external microphone: : optional Bluetooth phone book: : support Bluetooth music: : support System: : Android Antenna adapter: : included