Simplify operation of up to 3 audio and video devices, including your TV, Blu-ray player, media players, sound bar, cable, satellite, and more with this universal remote Easy, user-friendly design offers a quick setup with auto code search or direct code entry Preprogrammed for Samsung TVs and Roku 2, 3, and 4 devices Features a comprehensive code library for all major brands and devices Also compatible with Roku Express and Ultra Primary audio control lets you adjust the volume regardless of which device you're using Includes an effortless menu navigation, dash button for sub-channel access, Blu-ray/DVD player open-and-close capability, advanced DVR functions, and a 1-touch streaming button Ergonomic design is comfortable to hold and use Requires two AAA batteries to operate (not included) Not compatible with Roku Stick or Amazon Fire TV/Stick