About this item Dual Camera HD Video Mode: It can record 4K video from the front camera and 1080P video from the rear camera at the same time, clearly capturing license plate and road sign, making it easy to observe the road conditions before and after the car, making driving more convenient and safer. Cyclic Recording: Seamless cyclic recording, when the memory card is full, the car camera will automatically cover with the latest unlocked video. Locked files are not deleted from the loop recording to protect important video evidence in case something goes wrong. Automatic Recording of GPS Data: Built in GPS allows you to view real time speed and record your route on your car's dashcam while driving. Wifi Function: It is easy to connect the car recorder with the mobile phone APP through built in Wifi. You can play and download the video directly through the mobile phone APP and adjust the settings. The settings are easy to operate and functions are within your without complicated buttons. 170° Wide Angle: No blind spots, the front view of the 170° license plate and the scenery on both sides of the road are clearly displayed.