A Roku is a device (made by the Roku company) that streams media (shows, movies, and even music) from the Internet to your TV. It offers a convenient and affordable way to add or extend Internet streaming capabilities to your TV and home theater viewing experience.
A Beginner's Guide to Roku Players and Roku TVs – Price, How Rokus Work, and What to Expect
Roku requires minimal setup and connects to the Internet like your PC does. Roku media streaming devices include an operating system (OS) that allows users to access and manage Internet streaming content.
There are three types of Roku devices available:
All Roku products offer access to up to 4,500 channels (depending on location) of internet streaming content. Channels range from popular services like Netflix, Fandango at Home, Amazon Instant Video, Hulu, Pandora and iHeart Radio to niche channels like Twit.tv, Local News Nationwide, Crunchy Roll, Euronews and many more. Even major networks like NBC now have apps. In fact, NBC’s Roku app lets you live stream the Olympics and other major sporting events.