Face 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 is valid. 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. Max.3000 faces capacity, Max.3000 fingerprints capacity, and Max.3000 cards. Face Recognition Terminal, 4.3-inch LCD touch screen,2 Mega pixel wide-angle lens,Built-in Mifare card reading module. Two-way audio with client software, indoor station, and master stationSupports TCP/IP. V26