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# delegate

The delegate object that handles changes to the availability of speech recognition services.

```
weak var delegate: (any SFSpeechRecognizerDelegate)? { get set }
```

## Discussion

Provide a delegate object when you want to monitor changes to the availability of speech recognition services. Your delegate object must conform to the [`SFSpeechRecognizerDelegate`](/documentation/Speech/SFSpeechRecognizerDelegate) protocol.

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