Check the listing for details. R307 Fingerprint Module Reader Access Control Attendance Recognition New. Condition: New. Listed at 27.99 USD. Function: R307 fingerprint module adopts capacitive surface acquisition chip, integrates fingerprint identification chip, and has functions such as fingerprint input, image processing, feature extraction, template generation, template storage, fingerprint comparison (1:1) and fingerprint search(1:N). Applicable Products: Fingerprint identification device can conduct secondary development and can be embedded into various end products such as: access control, attendance, safety deposit box, car door locks. Specifications: Power supply voltage: DC 4.2--6.0V; Working current: 50mA (typical); Peak current: 75mA; Acquisition window area: 14×18 mm; Storage capacity: 1000 pieces. Set the Security Level and Baud Rate: The fingerprint reader module can set the security level and baud rate, communication baud rate: (9600xN)bps, N=1~12 (By default, N=6, baud rate = 57600bps). Good Image Processing Ability: Fingerprint module has good image processing capability, , can successfully capture image up to resolution 500 DPI.High-speed fingerprint recognition algorithm engine, fingerprint image input time is less than