Multi-device control – Operate up to eight different audio and video components such as TVs, Blu-ray/DVD players, cable/satellite receivers, Roku boxes and other streaming media players, soundbars and more; preprogrammed for Samsung TVs and Roku boxes Fully backlit buttons and stylish finish – Brushed black finish enhances any décor while the blue LED backlight helps you easily see each button in a dark or dimly lit environment Best remote code library - Works with all major brands and supports thousands of the latest audio/video equipment that use infrared technology; not compatible with Roku streaming sticks, Fire TV sticks or other radio frequency devices Simple setup – Add two AA batteries (not included) and enjoy simple automatic code search and direct code entry programming, as well as master volume control to adjust the audio no matter which device is being used U.S.-based technical support – Free U.S.-based technical support available Monday-Friday, 7AM-8PM Central Time to assist with any questions or issues; online step-by-step programming videos are also available