For S-CARD-001US, F-SCAN-KSC01US or Key Tronic SmartCard device for Windows 95, 98, NT, 2000 & XP. Updated drivers primarily for 2000 & XP. NOTE: Windows 95 & 98 users must download the Microsoft Smartcard base components from Microsoft website. F-SCAN-KSC01US users - load BioLogon/BioCard software PRIOR to loading the Key Tronic Smartcard drive