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# AudioAction

An action that plays audio.

## Discussion

This prim implements one of two ways to play audio in a scene; to play audio without [AudioAction](/documentation/USD/audioaction), use [SpatialAudio](https://openusd.org/docs/UsdAudio-Proposal.html).

### Declaration

```other
class Preliminary_Action "AudioAction"
```

## Topics

### Properties

[info:id](/documentation/USD/info-id)

The action’s unique identifier.

[affectedObjects](/documentation/USD/affectedobjects)

A list of prims that respond to the notification.

[audio](/documentation/USD/audio)

The location of an audio file.

[type](/documentation/USD/type)

An option that controls the order in which the actions execute.

[gain](/documentation/USD/gain)

A value that controls the audio volume.

[auralMode](/documentation/USD/auralmode)

An option that controls the audio signal’s spacial dynamics.


---

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