Boolean value indicating whether to return any bilingual voices that
use the specified language as an additional language. For instance, if you
request all languages that use US English (es-US), and there is an Italian
voice that speaks both Italian (it-IT) and US English, that voice will be
included if you specify yes but not if you specify
no.
The language identification tag (ISO 639 code for the language name-ISO 3166 country code) for filtering the list of voices returned. If you don't specify this optional parameter, all available voices are returned.
An opaque pagination token returned from the previous
DescribeVoices operation. If present, this indicates where
to continue the listing.
Specifies the engine (
standardorneural) used by Amazon Polly when processing input text for speech synthesis.