Din:Double Din RAM:2G/4G/6G/ Interface:plug and play Special Feature:Built-In Speaker/Microphone,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:plastic and metal Item Weight:1.3kg Max External Memory:256G ROM:32G/64G/128G Special Features:Built-in Gps,Charger,Mobile Phone,MP3 players Digital Media Format:Mp3,MP4,WMA,JPEG OSD Language:Chinese (Simplified),Chinese (Traditional),albanian,IRISH,Bulgarian,POLISH,German,Russian,French,Filipino,finnish,KOREAN,Dutch,czech,Croatian,Latvian,Lithuanian,Romanian,Malay,Norwegian,Portuguese,japanese,SWEDISH,Serbian,Slovak,Slovenian,THAI,Turkish,UKRAINIAN,HEBREW,Greek,Spanish,hungarian,Italian,hindi,English,VIETNAMESE Resolution:1280*480 / 1920*720 Display Size:10.25,12.3‘’ Origin:Mainland China Certification:CE,FCC Wireless Carplay:all support Android auto:all support,2+32G just wired connect BT:Support,can free calling and listen music dual system free switching:original system and android system can use Keep original car functions:all support steering wheel control:all support GPS Navigation:support online map and offline map use DVR Rear view camera:support,need buy it alone fit for car:for Mercedes Benz A W176 CLA C117 X117 GLA X156 Key Features For Benz Function: >> 10.25 /12.5 inch IPS 1280*480 /1920*720 capacitive Screen + 4 core/8core + DDR3 2GB/4GB /6GB Flash + 32GB/ 64GB /168GB Memory + built in wireless carplay + wired android auto + Builtin Wifi + 4G LTE+ GPS Navigation (Map free update) +  steering  wheel control   + Mirror link +   BT  + Builtin MIC  + support  USB ADAS DVR function  + Europe DAB Function + 1080P Vedio Play >> Double System Conversion, Original Mercedes Benz NTG system & Android System >> Support all the original NTG functions, like factory radio, GPS navigation, bluetooth, DVD/CD,USB,SD, etc >> Support factory rear view camera reverse trajector., 360 camera, door open warnig, be compatible with origianl joystick, touch mouse and steering wheel control, be compatible with original sound system and optic fiber, play lossless audio. >> New models and brand new UI, more like the original car style, more stylish For  Benz A-Class W176: 2013-2015 NTG 4.5 For Benz A-Class W176: 2016-2017 NTG 5.0 For Benz CLA  W177 X177 C177 : 2013-2015 NTG 4.5 For Benz CLA W177 X177 C177 : 2015-2018 NTG 5.0 For Benz GLA  X156: 2013-2015 NTG 4.5 For Benz GLA  X156: 2016-2018 NTG 5.0 Attention: NTG 4.0 and NTG 4.5 transmit sound via AUX or AMI,NTG 5.0 Via USB