2.5D high-definition digital display Pre-installed maps: Google online maps or other popular maps (About 1GB-6GB of system memory) Built-in WiFi module that supports WiFi connection to the Internet. Support for rear view camera input Integrated amplifier 4x50 W. Radio FM frequency range: 87.5-108 MHz Two rear USB input connectors It supports steering wheel control (or you can choose the Bluetooth steering wheel remote control) Rear video input/output 2 CH after RCA input 2-channel rear audio output 1 channel video output It supports smartphone connection, mirror link, dual control Full screen capacitive touch screen control Bluetooth built-in, hands-free, phone book, music It supports A2DP Steam music playback from mobile to radio OSD language: English, Russian, German, French, Italian, Spanish, Arabic, Hebrew, Japanese, Czech, Portuguese, Romanian, Turkish, Korean Thai, Latvian, Spanish, Italian , Japanese, Chinese (Traditional), Romanian, Hungarian, Chinese (Simplified), Korean, Swedish, Ukrainian, Croatian, Danish, Norwegian, Finnish, Turkish, Filipino, Portuguese, Lithuanian, 60 languages including Poland, Slovakia, the Netherlands and Estonia. and many more Input: DC 12V - 14.4V Support CMMB digital TV (optional) Support USB DVR (optional) Support TMPS (optional) Support OBD (optional) Support DAB + (optional)