Technical Specifications: Size: 165(L)*145(W)*52(H) mm,User Capacity: 2500/2800/5000/8000Transaction Storage: 80000/120000Algorithm version: Biokey V4.0 Double-Engine algorithm Verification mode??/span> 1:1 or 1: NHardware platform: MAINCONCommunications: RS232/RS485/TCP/IP/USB/REALTIME;WIEGAND:OUT/INAccess control: 5 combination; 50 time combination; 10 door opening combination;Voltage supply: DC12V/2A Identification time : <=1.5SFAR: <=0.0001% FRR: <=1% Operating Temperature: 0-45 DegreesOperating Humidity: 20%-80%Language: English, ChineseSupport: SDK