Technical Specification Storage capacity Face capacity 3000 Fingerprints templates 2000 (Optional 4000) Card Storage 10, 000 (Optional) Transaction storage 1, 00, 000 Card reader Yes CPU 1.0GHz Biometric Fingerprint sensor 500 DPI Optical sensor FAR & lt;=0.0001% FRR & lt;=1% Identification speed & lt;0.5 sec Algorithm Ver 10 Audio/Visual Display 4.3-Inch Touch Screen Keypad 4*4 with 5 function Keys LED Indicator Green/Red Schedule Bell/Speaker Mini Speaker Communication Communication TCP/IP, RS232/485, USB Host ( Optional : Wifi, GPRS ) Push data : Yes Standard features : DLST Power & amp; environment : Power Supply 12V 3A Operating Temperature : 0°C - 45°C Operating Humidity : 20% - 80% Dimension :194.1x169x109.0mm Access control : Wiegand Output Relay 12 V relay for lock EM lock, Bolt Lock or Strike lock Support Fire Alarm : Yes Door Sensor : Yes Anti Passback : Yes Door Bell : Yes Exit Readers Support exit readers : No Optional Battery : 7.4V 2000 mAh Backup Battery Card readers : No Communication : No Sensor : No