Key Features Up to 2160P high resolution, with horizontal 124°wide angle, diagonal 135°. 75 super large aperture offer a perfect night image. Display: 3-inch touch screen, Resolution: 960*480. Support built-in MIC and speaker for audio in and out. Built-in WIFI module and WIFI AP function supported. Built-in G-Sensor module, support video recording linkage at car crash or strong, vibration. (Linkage video record can be configured be no-overwritten) Support GPS module with speed display and route tracking playback. TF+eMMC Card for video recording, eMMC: 64GB, TF Card: 32 GB to 128 GB. Phone App: live view, record playback and parameter configuration. Voice recognition supported: Snapshot, recording on, Recording off. ADAS supported: “Traffic light turn green”, “Speed limit recognition”, “Front car start remind”. Easy installation and user friendly, plug and play. (Automatically recording after power on). Low power consumption and high performance.