This is the Windows98 drivers for the AudioKey.
This driver is for keys with a S/N in the following range: 1000 0081 605X to 1000 0680 605X
This S/N can be found on the blister in which the key was shipped, or on a sticker in the battery hatch
For Windows XP no separate drivers are required. This download includes the formatting tool, which is also used to format the AudioKey in windows ME and XP