chipset. Because this is older hardware, finding official manufacturer support pages is difficult, and you will primarily find drivers through third-party archives or the Microsoft Update Catalog Driver Download Links
You can find various versions of the HSP56 (including MR and Micromodem variants) through these repositories: Microsoft Update Catalog hsp56 sound card driver link
For automatic detection on old hardware, use (Origin edition): 🔗 https://www.snappy-driver-installer.org/ chipset