•Biometric identification (one-to-many recognition).•Optical biometric sensor. •Two fingerprints for each user.•Capacity: 100 users•Storage capacity: 1924 events. •Power supply: 12VDC 500mA.•Relay output: 3A•Interfaces: RS232, with cable or without cable using “Virtual Drive”-optional accessory.•16 alarm events, using internal buzzer or an external siren controlled by relay output. •16 Time zones (5 time intervals for each) for access control list.