The U.are.U 5160 fingerprint scanner optically scans the fingerprint when the user touches the glass imaging window. Optical technology offers the highest combination of durability and ease of use.The reader is IP64 rated and sealed against dust and liquids. The on-board electronics automatically control calibration and data transfer over the USB interface.The U.are.U 5160 Reader is designed to meet and exceed the FIPS 201 Personal Identity Verification (PIV) Image Quality Specification, a key industry standard. It produces 500 and 1000 dot-per-inch (dpi) fingerprint images in ANSI an ISO/IEC standard formats. The U.are.U 5160 Reader can be used with any standards-compatible fingerprint templates extractor or matcher, including the Digital Persona® Finger-jet™ Bio metric Engine, VeriFinger and Matchmaker Standard and Extended SDK's.