Its recording is amazing, front 4K and rear 2K. It connects to the fuse box without cutting original wires and records audio. If you want, you can set it to record 24 hours. Battery consumption is excellent. I bought it for 390 and it's negotiable. Used for only 3 months. Here is some information about it: This product is a car surveillance camera (dash cam) of the 70mai A810 model. Recording Resolution: Ultra-clear 4K (3840x2160) front recording and 2K rear recording. Technical Features: It has a Sony STARVIS 2 sensor for high-quality night recording and a built-in GPS. Safety Features: Supports 24-hour parking monitoring mode and automatically detects collisions via a G-Sensor to record emergencies. Connectivity: Supports Wi-Fi connection for controlling settings and viewing recordings through the dedicated app.