... -alone access control reader by connecting a door lock, exit switch, alarm and door sensor to the relay contacts. The Wiegand ... communicationBuilt-in contacts for 3rd party electric lock, door sensor, alarm, exit button, or bell.Wiegand Output for connections to ... Wi-FiOptionalTime attendance Standard functionsID Card(302 Optional), Automatic Status Switch, Self-Service Query, Work Code, T9 input, 9 ...