Feature: 1.7" HD anti-glare touch super screen display, ideal for viewing videos and navigating GPS maps, high quality images help to identify vital details. 2.Support 3G + WiFi dual-channel network, Internet convenience. Support WiFi hotspot launch, to achieve full WiFi connection, enjoy the Internet car life. 3.With GPS navigation function, support real-time traffic view, intelligent planning routes, automatically avoid congestion; support offline navigation, positioning accuracy, help to drive. 4.With front and rear cameras, can record video from different angles at the same time. Can be a key switch, before and after the image synchronization display. When reversing will automatically switch to the back-up camera image view with parking line. 5.With Bluetooth function, built-in microphone and speakers, support hands-free calls, phone chat freely. 6.With FM transmission function, you could synchronize the mirror DVR music to your car audio with ease.