When switching between the different Device Channels you can persist the choice using the DeviceChannel cookie.
Using Device Channels in SharePoint 2013 you can separate your authoring and publishing experience. This will allow you to optimize your public-facing website for visitors and search engines without losing any of the standard content management capabilities of SharePoint 2013.
When using Device Channels on your website set the Vary: User-Agent response header to let Internet search engines know that different HTML is rendered to different browsers.
Are you publishing content on your website and are unsure if it will be displayed properly on mobile devices? Doubt no more with Mavention Mobile Preview!
The mobile market is growing continuously, and in the near future, more mobile devices than desktop computers will be used to surf the web. To ensure a user-friendly experience, we must optimize Internet websites for presenting content across the different devices. SharePoint 2013 offers a number of options for optimizing public-facing websites for mobile devices. Depending on your requirements, you can choose one or a combination of several options.