... management software via IE browserOptional extendable scheduled-bellInfra-red optical system enables user-identification in poorly lit ... -in contacts for 3rd party electric lock, door sensor, alarm, exit button, or bell.Wiegand Output ... , DLSTAccess control interfaces for3rd party electric lock, door sensor, exit buttonWiegand SignalOutputOptional functionsserial printer, Mifare card, Extendable ...