Full driver set for these cards. Allows card to controll other devices besides scanners, such as Zip drives (tested). Supposed to work with any win9x OS. Extract to folder, open add hardware in control panel. Choose no for Windows detection. Choose scsi adapters, then have disk. Use browse to direct search to the extract folder. Click O.K. Reboot. There were several revisions. This worked great for Rev.15. For others you may have to study the included readme file.