Fingerprint Key Reader Compact Structure Auto Calibration Recognition USB Fingerprint Reader for PC Item Type: Fingerprint Key Reader Material: ABS CPU: 144Hz main frequency, 1M Bits Flash Memory, 128KB SRAM Fingerprint Capture: Capacitive capture Fingerprint Image Size: 96 x 112 (pixels), 508 DPI Fingerprint Registration Capacity: 10 by default, expandable to 5000 False Acceptance Rate (FAR): <0.001% (Security Level 3) Rejection Rate (FRR): <0.1% (Security Level 3) Matching Method: 1:N and 1:1 matching Fingerprint Template Size: 570 bytes Byte Security Level Setting: Level 1 to Level 5 configurable, factory set value: Level 3 Processing Speed: Fingerprint Feature Extraction Time <0.45 seconds 1:N matching time (for 3000 full registrations) <1.5 seconds Communication Interface: UART, 3.3V-TTL level or USB communication Serial Communication Parameters: No Parity Parity = NONE, 1 stop bit Stop Bit = 1 No Flow Control = NONE Baud rate of 9600, 19200, 38400, 57600, 115200 (bps) Factory Setting: 115200bps Operating Voltage: vin voltage: DC5V Operating Current: less than 30mA, peak less than 80mA (instantaneous current) when collecting fingerprints Sleeping Current: less than 10uA working environment Operating Temperature: -10℃-60℃ Applicable System: For Win System Only