... third party such as electric lock, alarm, door belling, sensor and so on, in order to improve security for human life ... module - Professional access control compatible with the 3rd party door sensor, alarm, exit button, wired bell and electric lock.- 50 ... RS232/485, USB HostAccess ControlInterfaces for3rd party electric lock, door sensor, alarm, wired bell and exit button Wiegand SignalWiegand in and ...