Hikvision DS-K1T671M Face Recognition TerminalsPro Face Access Terminal Forced mask wearing alert: If the recognizing face does not wear a mask, the device will prompt a voice reminder. At the same time, the authentication or attendance will be failed 7 inch LCD touch screen, 2 Mega pixel wide angle lens, built in M1 card reading module Face recognition distance (without face mask): 0. 3 m to 3 m, Duration 0. 2 s User, Accuracy rate 99% Max. 6000 faces, Max. 6000 cards Two way audio with client