| Class | Description | 
|---|---|
| AudioFormat | Audio format supported by the  TextToSpeechservice. | 
| CustomTranslation | A customized word translation, assigning a specific pronunciation to a given word. | 
| CustomVoiceModel | A customized voice model, that allows users to specify custom pronunciations for Waton's Text to Speech API. | 
| Pronunciation | Phonetic pronunciation class. | 
| Voice | TextToSpeechvoice. | 
| Enum | Description | 
|---|---|
| Phoneme | Phoneme enumeration. | 
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