Napco Security NPPDK3000-NPPDK300DU Napco Alarm Lock Trilogy Digital Access Control Keypad with Proximity Reader44; Duranodic Color - Duranodic. Wall mount - Single gang box mounting. Wiring - Unit provides flying leads for power&#44; relays&#44; tamper and remote Release. I&#47;O Specs -2 form C relays 5AMP minimum contact rating. Red and green LED Indicators. 1 remote release Power - Operating voltage 12-24VDC selectable. Cutting 2 insulated wire loops provides 12V operation.