[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Page](./puppeteer.protocol.page.md) > [FrameResource](./puppeteer.protocol.page.frameresource.md) > [mimeType](./puppeteer.protocol.page.frameresource.mimetype.md) ## Protocol.Page.FrameResource.mimeType property Resource mimeType as determined by the browser. Signature: ```typescript mimeType: string; ```