---
title: GetClassID
framework: audiodriverkit
role: symbol
role_heading: Instance Method
path: audiodriverkit/iouseraudioobject/getclassid
---

# GetClassID

Gets the audio class identifier of the object.

## Declaration

```occ
virtual IOUserAudioClassID GetClassID();
```

## Return Value

Return Value The audio class identifier of the object.

## See Also

### Getting Information About the Class

- [GetBaseClassID](audiodriverkit/iouseraudioobject/getbaseclassid.md)
- [IOUserAudioClassID](audiodriverkit/audiodriverkit/iouseraudioclassid.md)
- [GetObjectID](audiodriverkit/iouseraudioobject/getobjectid.md)
- [IOUserAudioObjectID](audiodriverkit/audiodriverkit/iouseraudioobjectid.md)
- [GetWorkQueue](audiodriverkit/iouseraudioobject/getworkqueue.md)