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# IOUserAudioLevelControlRange

A type that indicates minimum and maximum values for level controls.

```
struct IOUserAudioLevelControlRange;
```

## Topics

### Accessing the Minimum and Maximum

[`float m_min;`](/documentation/AudioDriverKit/IOUserAudioLevelControlRange/m_min)

The minimum value of the range.

[`float m_max;`](/documentation/AudioDriverKit/IOUserAudioLevelControlRange/m_max)

The maximum value of the range.


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