The Voice tag supports the following attributes, although not every TTS engine supports every attribute:
<gender>
<age>
<name>
<speak>
<voice>
<xml:lang>
<break>
<paragraph>
<phoneme>
<prosody>
<say-as>
<sentence>
Each TTS engine has a dedicated page that describes which attributes it supports and how to use them.
Amazon Polly
AT&T Natural Voices
Cepstral Engine
RealSpeak Engine
Vocalizer 7 (Beta*)
* Trying our beta features?
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Last updated 3 years ago