Mikroe FINGERPRINT 2 Click is an add-on board that consists of a high-speed Nuvoton processor that carries a high-performance fingerprint algorithm. It was developed for an onboard ByNew Technology Inc. A-172-MRQ fingerprint sensor. The board is used as a standalone device when connected over USB to PC. It can also be controlled by the MCU/processor over a serial UART interface. The board comes with preprogrammed firmware capable of storing up to 24 different fingerprints at the same time. It also comes with a recognition algorithm for fingerprint comparison.