TF/Micro SD Slot : 0Din : Double DinRAM : 1GBInterface : USBSpecial Feature : Built-In Speaker/Microphone,Wifi Function,Support Steering Wheel Control,Support Can-BusOperating System : AndroidOut Power : 4*45W 2DIN Stereo Car radioVoltage : 12VMaterial Type : Metial+Plastics MP5 Car PlayerItem Weight : 1.4kgItem Size : 2 Din Car Multimedia PlayerMax External Memory : 32GROM : 16GSpecial Features : bluetooth,Built-in GPS,MP3 Players,Radio Tuner,Touch ScreenDigital Media Format : Mp3,MP4,WMA,JPEGOSD Language : Chinese (Simplified),German,Russian,French,Spanish,Italian,EnglishResolution : 1024 x 600 AutoradioDisplay Size : 7"For Vehicle Brands/Model : OpelCertification : CEModel Name : 7 inch 2 din stereo car radioType : For Opel Astra H J Zafira Vectra Vauxhall Antara Corsa Vivaro Meriva VedaModel Name : For Opel Astra Car RadioItem Size : 2 Din Stereo