1Mobile Phone Interconnection: Connect to mobile wifi hotspots, easily access the Internet, update in real time, support for Ios, for Android phones. 2Bt Connection: Supports Bluetooth 5.0 version, which can make hands?free voice calls and music playback, making driving more convenient and safe. 3Steering Wheel Control: Support playing video warning, steering wheel control (quickly switch songs and adjust volume), support video output. 4Reverse Image: Support offline map driving recorder, automatic screen switching when reversing, support (USB signal input), support Gps navigation. 57 Colorful Light Buttons: Supports the switching of 7 key light colors, you can choose one of them, or you can set it to change automatically. Support external microphone interface, support reset button 6Multilingual: English, Chinese, Traditional Chinese, Russian, Portuguese, Arabic, Spanish, Italian, Turkish, Vietnamese, Thai, Hungarian, Hebrew, Persian.