Cast from this page to a Chromecast, a Google TV or any television with Chromecast built-in. Works in Google Chrome on a computer or an Android phone on the same Wi-Fi. This page does not reach Roku or Android TV receivers; those are driven by the CastHero app, or by the calls in the developer guide.
The page reloads with the new ID. Unpublished IDs only work on devices registered in the console.