---
title: "SpeechSynthesis | JavaScript maps SDK"
description: "Documentation for MapTiler SDK"
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# Variable SpeechSynthesis

SpeechSynthesis: { prototype: [SpeechSynthesis](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.SpeechSynthesis/); new (): [SpeechSynthesis](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.SpeechSynthesis/) }

#### Type Declaration

-   -   new (): [SpeechSynthesis](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.SpeechSynthesis/)
    -   #### Returns [SpeechSynthesis](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.SpeechSynthesis/)
        
-   ##### prototype: [SpeechSynthesis](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.SpeechSynthesis/)