---
title: mData
framework: coreaudiotypes
role: symbol
role_heading: Instance Property
path: coreaudiotypes/audiobuffer/mdata
---

# mData

A pointer to a buffer of audio data.

## Declaration

```swift
var mData: UnsafeMutableRawPointer?
```

## See Also

### Accessing the Audio

- [mNumberChannels](coreaudiotypes/audiobuffer/mnumberchannels.md)
- [mDataByteSize](coreaudiotypes/audiobuffer/mdatabytesize.md)