In the Sound & Camera pane, you can view and configure the sound device parameters and share the Mac's camera with the virtual machine.
To open these settings, choose Actions > Configure > Hardware, then click Sound & Camera.
Sound Output
Use the Sound Output list to choose the necessary device:
Default. Select this option if you want to use the output device set as default in macOS.
Built-in Output. Select this option if you want to use one of the output devices from your Mac.
Disable. Select this option if you want to disable the output device.
Microphone
Use the Microphone list to choose the necessary device:
Default. Select this option if you want to use the microphone set as default in macOS.
Built-in Microphone. Select this option if you want to use the built-in microphone.
Disable. Select this option if you want to disable the microphone.
Sync volume with Mac
For Windows XP and later with Parallels Tools installed, you can set Windows and macOS volume levels to remain the same. With the Sync volume with Mac option selected, if you manually change the volume level in Windows, it is changed accordingly in macOS and vice versa.
If Parallels Tools are not installed, this option is called Use Mac sound volume. When it is selected, Windows has the same sound volume as in macOS.
Share Mac camera with Windows
Use this option to enable or disable camera sharing.
Type
From the Type menu, you can select the type of sound card you want to use in the virtual machine. You can choose between AC'97 and HD Audio.