</CodeGroup>
### `pitch`
Speaking pitch, in the range Allows values: from -3 up tp 3. 3 indicates an increase of 3 semitones from the original pitch. -3 indicates a decrease of 3 semitones from the original pitch. Note: By default, the pitch = 0 (zero)
**For Example**:
<CodeGroup>
```bash cURL
curl --location --request POST 'https://revapi.reverieinc.com/' \
--header 'REV-API-KEY: <YOUR API KEY>' \
--header 'REV-APP-ID: <YOUR APP-ID>' \
--header 'REV-APPNAME: tts' \
--header 'speaker: hi_female' \
--header 'Content-Type: application/json' \
--data-raw '{
"text": ["भारत मेरा देश है। मेरी कंपनी का नाम रेवेरी लैंग्वेज टेक्नोलॉजीज है।" ],
"pitch": -3,
}'