These drivers are designed to work with the Zvetco Biometric Readers www.zvetcobiometrics.com This package contains the most recent UareU RTE and the optional Eikon driver. This means customers using the 4500 should just install the UareU RTE and customers with the Eikon should install both RTE and EikonDriver. Instructions for Package Install: 1. Uninstall prior version of DigitalPersona OPOS\SDK software 2. Install the UareU Runtime (inside UareURTE_2.3.1 folder) For U.are.U 4500/4000B and 5xxx series hardware support only the UareU RTE is required (steps 1 and 2). For Eikon 510/710 hardware support please install the appropriate driver found in the "EikonDriver" folder.