The U.are.U 4000 is the thinnest USB finger print sensor currently in the world. The user simply places his/her finger on the glowing sensor window, and the device quickly and automatcally captures the fingerprint image. Onboard electronics calibrate the device and encrypt the image data before sending it over the USB interface.ApplicationsDesktop PC securityMobile PCCustom applicationsHome and Office Use FeaturesSmall form factorExcellent image qualityEncrypted image dataLatent print rejectionCounterfeit image rejectionRotation invariantRuggedWorks well with dry, moist, or rough fingerprintsChallenge response link Drivers support Windows 98, Me, NT 4.0, 2000, XP Key SpecificationsPixel resolution: 512 dpi (averagex, y over the field)Image capture area: