Roku is an American consumer electronics company founded in 2002. The company is best known for its streaming devices that allow users to access internet-based video content on their televisions. Roku's devices are available in several models and are sold in the United States and other countries. The company also offers a streaming service called The Roku Channel that features a selection of movies and TV shows. Roku went public in 2017 and is traded on the NASDAQ stock exchange.