Here you can download stac9721t sound driver win7 for Windows. It's 100% safe, uploaded from safe source and passed AVG virus scan!
Driver Info:
File name: stac9721t-sound_drv-win7.exe
Driver version: 1.3.4
File size: 7 864 KB
OS: Windows 7, Win Vista, Win XP
Upload source: original install disk
Server USA or Server UK