---
title: duration
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nssound/duration
---

# duration

The duration of the sound, in seconds.

## Declaration

```swift
var duration: TimeInterval { get }
```

## See Also

### Getting Sound Information

- [soundUnfilteredTypes](appkit/nssound/soundunfilteredtypes.md)
- [init(named:)](appkit/nssound/init(named:).md)