... with your slap-up office. Have ZK Face identification system, your life will become more secure and convenient. ... Input, 9 Digit User ID. Infra-red optical system enables user-identification in poorly lit environments.Optional Mifare ... Functions ID card,Automatic Status Switch, Self-Service Query, Work Code, T9 input, 9 digit user ID, DLST, ... .00 mm Advanced RFID+Face Recognition Time Attendance System