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# SFSpeechRecognitionMetadata

The metadata of speech in the audio of a speech recognition request.

```
class SFSpeechRecognitionMetadata
```

## Topics

### Getting audio timing information

[`averagePauseDuration`](/documentation/Speech/SFSpeechRecognitionMetadata/averagePauseDuration)

The average pause duration between words, measured in seconds.

[`speakingRate`](/documentation/Speech/SFSpeechRecognitionMetadata/speakingRate)

The number of words spoken per minute.

[`speechDuration`](/documentation/Speech/SFSpeechRecognitionMetadata/speechDuration)

The duration in seconds of speech in the audio.

[`speechStartTimestamp`](/documentation/Speech/SFSpeechRecognitionMetadata/speechStartTimestamp)

The start timestamp of speech in the audio.

### Analyzing voice

[`voiceAnalytics`](/documentation/Speech/SFSpeechRecognitionMetadata/voiceAnalytics)

An analysis of the transcription segment’s vocal properties.


---

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