---
title: kIOAudioStreamSampleFormatAC3
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646415-anonymous/kioaudiostreamsampleformatac3
---

# kIOAudioStreamSampleFormatAC3

## Declaration

```occ
kIOAudioStreamSampleFormatAC3 = 'ac-3'
```