Self-Extracting Zip File Should also Contain an NT4.0 Driver. in Control Panel, open "Add New Hardware" (After installing CardD) when prompted to let windows search for the device, select "NO" and the manually select "Sound Video & Game Controllers" when prompted for a make & Model Click "HAVE DISK" and when prompted, give the location on your hard drive where you extracted the driver files. This Driver ver. 1.4 can be found at www.digitalaudio.com
good Luck! John C.