Parallels Workstation virtualizes the Realtek AC'97 compatible sound card.
Device status:
Note: If you start the operating system with the sound device disabled, you cannot change this option when the virtual machine is running.
Emulation:
Note. If you are not satisfied with the quality of sound issued, a special AC'97 sound driver is available for Windows 95/98/ME/NT/2000 guest OSes and for OS/2 and eComStation guest OSes. You can install it instead of standard one.
Windows primary OS:
Default sound playback device
. If you don't want to produce sound but the sound card is required by the guest OS'es applications, you can select the Loopback sound device
.Default sound recording device
. If you don't want to record the sound but need to emulate this process, you can select the Loopback sound device
.Linux primary OS:
loopback
. Note: In Linux primary OS to be able to connect virtual machine sound drive to a real sound drive, you should have system privileges to access the real device. Otherwise the real sound device will not appear in the list of available devices despite it is installed on your computer.
loopback
.