This driver contains the modem inf and the wave inf files. Works in Windows 95 and Windows 98.
If your modem is currently an X2 modem and you want to upgrade it to a v.90 modem, use the direct download link to get the file to do this.
V.90 Firmware and Windows Flash Utility
For use in Windows 95/98/NT4.0
Modem and Wave Drivers Upgrade Guide packed in one file