1.Full HD real-time recorder (H.264 compression technology). 2.105' wide-angle CMOS lens. 3.Record video with sound inside and outside the car. 4.Recorded video store in Micro SD card. 5.Loop recording / on start recording when memory card is inserted and device is power on. 6.Emergency manual recording file save to separate area to prevent overwritten. 7.Built-in G-Sensor auto recording accident footage.