This is the Dell version of the Sporterster X2 Voicemodem, USR part 1750. USR's upgrade driver won't install automatically, but it will manually: Delete your modem from Device manager, redetect it, select this driver manually, and reboot after installation. Tested perfect under 98SE.
The following files are found inside the driver download file.
|turbovbf.vx_||3.9 KB||4 Oct 1996|
|WMAUDIO.VX_||3.4 KB||1 Apr 1998|
|WMLDR.VX_||3.5 KB||1 Apr 1998|
|Cleanwm.exe||229.9 KB||23 Apr 1998|
|winmodem.inf||59.9 KB||10 Jun 1998|
|WMEXE.EX_||25.3 KB||1 Apr 1998|
|WMDLL.DL_||21.8 KB||1 Apr 1998|
|Deleteme.exe||22.0 KB||20 Mar 1998|
|WINMODEM.VX_||343.0 KB||1 Apr 1998|
|wmwave.inf||1.1 KB||1 Apr 1998|
|turbovcd.vx_||9.4 KB||4 Oct 1996|
|mdminfo.ini||495 bytes||10 Jun 1998|