Hsp56 Sound Card Driver Link 【Original - TIPS】
HSP56 Sound Card — Driver Resources
standalone PCI card
Is this a or integrated into your motherboard? C-Media CMI8738/PCI-SX (C3DX HSP56) - The Retro Web
SiS/Motorola:
Aggregator sites like DriverScape and DriverHub hsp56 sound card driver link