R307 is an optical fingerprint verification module with TTL interface. It consists of optical fingerprint sensor, high performance DSP processor and Flash. It has many functions such as Fingerprint Sensor, fingerprint verification, fingerprint upload and download.

User can easily develop powerful fingerprint verification application systems based on the rich collection of controlling command provided by the module. The R307 can be easily used with Arduino, Tiva C, STM, raspberry, . 

Specifications

• Operating Voltage:                       4.2 : 6VDC 
• Operating Current：                    <50mA（Input voltage 5V） 
•  Search Time：                             <1 second 
•  Fingerprint image input time：<0.3 second 
• Window area:                               14 X 18 mm 
•  User Storage Capacity：             1000 image 
•  Interface Protocol:                       Standard serial interface （TTL level） 
•  Communication Baud Rate:        57600 bps (Default Value)