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# Audio Codec Delay Modes

## Topics

### Constants

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

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

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


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