Built-in CarPlay & Android Auto system: Connect with mobile phone to access mobile phone contacts, email, notification, map navigation, music, video and other information. Built-in Bluetooth function, can connect to phone, and handsfree calling, more when driving car,bluetooth music play Support reverse rear view system: If connect to a car backup camera, the car stereo monitor turn to rear view reversing details automatically and help driver a safe parking 1. Display: 6.86-inch display 2. Display resolution: 1280x480 3. Radio transmission frequency: preset frequency points 88.60, 89.50, 91.50, 93.00, 93.90, 95.10 optional frequency range 87.5~108.0MHz 4. Bluetooth version:version 5.0(default name: -BT) 5. Voltage:12~30V 6. temperature:-10~60°C 7.installation size:142X52MM 8.shell size:205X79MM 9.Mobile Internet:Mirrorlink(wired),CarPlay(wired+wireless) Android Auto(wired + wireless) 10.TYPE-C interface: TYPE-C to USB 2.0 reading 11.Reverse image:support 12.play video warning:support