kSpeechResetProperty
Set a speech channel back to its default state.
Declaration
let kSpeechResetProperty: CFStringDiscussion
You can use this function to, for example, set speech pitch and speech rate to default values. There is no value associated with this property; to reset the channel to its default state, set the string to NULL.
This property works with the SetSpeechProperty(_:_:_:) function.