The 5-inch wall-mounted facial recognition machine is a convenient and secure visual facial recognition terminal. Based on the LINUX system, it adopts the industry-leading dual-camera design using visible light and near-infrared, and relies on deep learning facial recognition technology. On the basis of providing identity access permission management through facial recognition, it supports wide dynamic range, easily adapting to various complex light sources such as backlight, strong light or weak light. It is also equipped with support for WIFI connection, eliminating the need for wiring and saving costs.