Specification : ? Disk Memory Capacity : 128MB ~2GB. ? Fingerprint Record Capacity: 10 fingerprint templates. ? Fingerprint Sensor : LiveFlex. ? Hardware Interface USB2.0. ? Image Resolution 508 DPI. ? Scan Area 12 x 18.5 MM. ? Gray Level 256 levels (8 bits/pixel). ? False Rejection Rate (FRR) 1/1,000. ? False Acceptance Rate (FAR) 1/1,000,000. ? Allowable Rotation ?15. ? Allowable Rotation ?15. ? ESD High ESD Immunity ?16Kv air discharge. ? Scanning Speed 1 second. ? Matching Speed < 10ms . ? Reading Speed: 12MB/s, Writing Speed: 9MB/s. ? Operating Temperature 0癈 ~ +70 癈. ? Storage Temperature -20癈 ~ +85 癈. ? Operating Humidity 25% ~ 85%.