... access control reader by connecting a door lock, exit switch, alarm and door sensor to the relay contacts. The ... built-in wireless Wi-Fi or GPRS for wireless communicationBuilt-in contacts for 3rd party electric lock, door sensor, alarm, ... , DLSTAccess control interfaces for 3rd party electric lock, door sensor, exit buttonWiegand SignalOutputOptional functionsserial printer, Mifare card, Extendable ...