The PKEY_AudioEndpoint_ControlPanelPageProvider property specifies the CLSID of the registered provider of the device-properties extension for the audio endpoint device. The extension supplies the audio endpoint properties that are displayed in the device-properties page of the Windows multimedia control panel, Mmsys.cpl. For more information about Mmsys.cpl, see the Windows DDK documentation.

The vt member of the PROPVARIANT structure is set to VT_LPWSTR.

The pwszVal member of the PROPVARIANT structure points to a null-terminated, wide-character string that contains a GUID that identifies the provider of the control-panel extension.


Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]



See also

Audio Endpoint Properties
Core Audio Properties