This method allows for setting of the Text-To-Speech personality (voice) dynamically in the script. Depending on the TTS engines installed, several personalities may be available, such as male and female, and even in different languages. The default TTS personality used is defined in the Phone Device Engine Details page.
@phone::setTtsPersonality(String personality)
(String) personality: the name or ID of the personality to use for TTS calls.
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