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The SpeechSynthesizer can use one or more lexicons to guide its pronunciation of words. To add or remove lexicons, use the AddLexicon and RemoveLexicon methods. To pause and resume speech synthesis, use the Pause and Resume methods. The SpeechSynthesizer can produce speech from text, a Prompt or PromptBuilder object, or from Speech Synthesis Markup Language (SSML) Version 1.0. To generate speech, use the Speak, SpeakAsync, SpeakSsml, or SpeakSsmlAsync method. To configure the output for the SpeechSynthesizer object, use the SetOutputToAudioStream, SetOutputToDefaultAudioDevice, SetOutputToNull, and SetOutputToWaveFile methods. This class also provides control over the following aspects of speech synthesis: To get information about which voices are installed, use the GetInstalledVoices method and the VoiceInfo class. To configure the SpeechSynthesizer to use one of the installed speech synthesis (text-to-speech) voices, use the SelectVoice or SelectVoiceByHints method. When you create a new SpeechSynthesizer object, it uses the default system voice. Synth.Speak("This example demonstrates a basic use of Speech Synthesizer") Ĭonsole.WriteLine("Press any key to exit.") SpeechSynthesizer synth = new SpeechSynthesizer() Initialize a new instance of the SpeechSynthesizer. The following example is part of a console application that initializes a SpeechSynthesizer object and speaks a string.