---
title: duration
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/audiofileresource/duration
---

# duration

The duration of this AudioFileResource.

## Declaration

```swift
@MainActor @preconcurrency var duration: Duration { get }
```

## See Also

### Describing the resource

- [configuration](realitykit/audiofileresource/configuration-swift.property.md)
- [name](realitykit/audiofileresource/name.md)