?Wiring and Installation?: The system language includes English/French/Italian/German/Spanish/Portuguese/Chinese/Japanese, and almost all languages. It is recommended to hire a professional electrician for wiring, installation, and debugging in accordance with the user manual provided by us. Any questions about installation, setup, and use, please ask ANKEWAY TEAM for help through the user manual. ?Input/Output/Multimedia Settings?: Input: USB (dual)/Microphone (Built-in and External)/Backup Camera (included). Audio/Video Output: 4X60W HiFi Sound Quality/1080P HD Video. The latest equalizer can adjust the volume of 4 speakers and set sound effects, and music styles, such as pop, rock, jazz, etc. This Android double din car stereo system integrated almost all car logos into the device's boot logos. ?Connection and Control?: Support USB/Bluetooth/WiFi/Mirror-Link/Steering Wheel Control(SWC). Connect Bluetooth to make hands-free calls, play music, and save contacts and playlists. Connect WiFi to access the Internet. Connect "USB+Bluetooth" (or WiFi+Bluetooth), then click "Easy Connection" app for Mirror-Link. Connect the "KEY1" and "KEY2" cables to the steering wheel remote control. ANKEWAY sells an external steering wheel remote control compatible with Android car stereo. ?7.0 Inch 1080P HD Touch Screen?: 7 inches 1080P high definition touch screen to watch YouTube, HD movies, HD videos, as well as to be connected to the backup camera to view the HD rearview video. Anti-scratch tempered glass touch screen with high sensitivity 2.5D curved edge, high definition, and high transparency, which makes this car multimedia system is under your fingertips, and durable. ?Hardware and System?: ANKEWAY upgraded Android Double Din Car Stereo built-in 2G RAM/16G ROM+RDS/FM+HiFi/WiFi/Bluetooth/GPS navigation+Backup Camera (included). ANKEWAY Android system car Internet multimedia allows you to use any application, such as Google Maps, YouTube, Spotify, etc. The deeply customized and optimized system runs smoothly and is easy to use, making your driving journey safe and entertaining.