[Home](./index.md) > [puppeteer](./puppeteer.md) > [Page](./puppeteer.page.md) > [emulateMediaType](./puppeteer.page.emulatemediatype.md) ## Page.emulateMediaType() method Signature: ```typescript emulateMediaType(type?: string): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | type | string | | Returns: Promise<void>