The device has two alerts: face mask wearing alert and forced mask wearing alert. If a recognizing face doesn't wear a mask, it prompts a voice reminder and validates authentication or attendance. It has a maximum capacity of 3000 faces, 3000 fingerprints, and 3000 cards. It features a 4.3-inch LCD touch screen, 2 Mega pixel wide-angle lens, built-in M1 card reading module, two-way audio, supports TCP/IP, ISUP5.0, and ISAPI, and can be configured via a web client.