Hsp56 Sound Card Driver Link Guide

Uncheck "Show compatible hardware" to manually select the or HSP manufacturer and driver you downloaded. Fix sound or audio problems in Windows - Microsoft Support

If you are trying to get an HSP56 modem working on a modern Windows PC, it is unfortunately . The hardware relies on software instructions that modern Windows versions no longer support, and PCTel ceased driver development years ago. It is recommended to remove the card to free up resources. hsp56 sound card driver link

Yes. MR (Modem Riser) drivers include AT/V.90 modem functions. MC-Link is pure audio. The links above contain both. Use hsp56mr.inf for modem/audio combo cards. Uncheck "Show compatible hardware" to manually select the

You can find the specific drivers for the HSP56 series on these dedicated archives: 0;16; hsp56 sound card driver link