Get an amazing Experience with Onn. 55" 4K UHD HDR Roku Smart TV which stream movies and TV episodes with prime picture quality and with 4K UHD resolution. You can easily find and watch more of your favourite content with its HDR technology. 60Hz refresh rate allows fast-moving action scenes to be seen with a blur-free view of Images. With 450,000+ movies and TV episodes to choose from, entertainment is on the schedule. You can actually use it with the Roku mobile app to search for the title, artist, actor or director, or just go old-school with our handy remote.