PromptBuilder.StartVoice Method (VoiceGender, VoiceAge, Int32)
Instructs the synthesizer to change the voice in the PromptBuilder object and specifies its gender, age, and a preferred voice that matches the specified gender and age.
Assembly: System.Speech (in System.Speech.dll)
A speech synthesis engine counts the matches it finds for the specified parameters, and returns the voice when the count equals the voiceAlternate parameter.
To stop using the voice specified by EndVoice.call
Available since 3.0