... innovative biometric fingerprint reader for Time & Attendance and Access Control applications, offering unparalleled performance using an advanced algorithm for ... Communications: RS232/485, TCP/IP,USB-host, USB-client · Access Control Interface: Electric lock, door sensor, exit button, alarm, door ... GPRS · Display: 3 inches TFT Screen · Power Supply: 12V DC, 1.5A/3A · Operating Temperature: 0°C-45°C ...