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SpeechSynthesisVoice

The SpeechSynthesisVoice interface of the Web Speech API represents a voice that the system supports. Every SpeechSynthesisVoice has its own relative speech service including information about language, name and URI.

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Properties​

default​

readonly default: boolean;

The default read-only property of the SpeechSynthesisVoice interface returns a boolean value indicating whether the voice is the default voice for the current app (true), or not (false.)

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lang​

readonly lang: string;

The lang read-only property of the SpeechSynthesisVoice interface returns a BCP 47 language tag indicating the language of the voice.

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localService​

readonly localService: boolean;

The localService read-only property of the SpeechSynthesisVoice interface returns a boolean value indicating whether the voice is supplied by a local speech synthesizer service (true), or a remote speech synthesizer service (false.)

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name​

readonly name: string;

The name read-only property of the SpeechSynthesisVoice interface returns a human-readable name that represents the voice.

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voiceURI​

readonly voiceURI: string;

The voiceURI read-only property of the SpeechSynthesisVoice interface returns the type of URI and location of the speech synthesis service for this voice.

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