Made for power-users and shared environments, the 4500 is the natural choice for those that want and need the very best. The U.are.U 4500 Reader is a USB fingerprint reader featuring an elegant, sleek design with a soft, cool blue glow and, of course, the unsurpassed performance DigitalPersona is known for. Compliant with FCC Class B, CE, ICES, BSMI, MIC, USB, WHQL.