User capacity: 1500 Transaction capacity: 30000 Algorithm Version: ZK Software Biokey 9.0 integrated identification algorithm Hardware Platform: ZEM 300 Operation System: Linux Communication: 1 USB Host, TCP/IP, RS232/485 Identification: Time<=1.5S FAR: 0.0001% FRR: 0.01% LCD: 3.5 TFT, 65000 True Color, 320*240 Resolution Sensor: ZK2007 new brand super-film fingerprint optical sensor Operation Temperature: 0℃ - 45℃ Operation Humidity: 20%-80% Language: Multilanguage Power Supply: DC 12V Record Check: Users can check detailed attendance records on the device U-Disk: Users can download attendance and upload self-defined background pictures through U-dsik Size: 187(L)*140(W)*43(H)/MM Option: ID Card, Miare Card , HID Card, Wireless doorbell, Short Message, Work Code,Priner,etc.