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# Dynamic Range Control Modes

## Topics

### Constants

[`var kDynamicRangeControlMode_Heavy: UInt32`](/documentation/AudioToolbox/kDynamicRangeControlMode_Heavy)

[`var kDynamicRangeControlMode_Light: UInt32`](/documentation/AudioToolbox/kDynamicRangeControlMode_Light)

[`var kDynamicRangeControlMode_None: UInt32`](/documentation/AudioToolbox/kDynamicRangeControlMode_None)


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