Smart rearview mirror with two cameras - 4K front and 1080p rear. Image is customizable by scrolling the screen, selecting front, rear or split screen. Utilizes media streaming technology. Displays real-time recording, maximizing your view and eliminating blind spots. Built-in GPS receiver shows speed and direction of travel, all recordings contain GPS data. Parking monitor mode is activated by optional kit, provides safety when parking. WDR technology optimizes the image at night. Recording is cyclic with overwriting of old files. G-Sensor detects impact and saves video. USB-C interface transfers data at higher speeds and supports more current. Supports memory cards up to 256GB.