Immerse yourself in the experience of Sharp AQUOS OLED. The 55" Class (54.5" Diag.) 4T-C55FS1UR 4K Ultra HD OLED TV featuring Roku TV is the perfect choice for any room in your modern, smart home. Dolby Vision IQ extends Dolby's HDR technology to improve the picture performance of Dolby Vision content according to the ambient light. The Sharp AQUOS 4T-C55FS1UR has the full Roku experience inside, so you will have all your streaming favorites, inputs, and free live TV in one place. The simple home screen keeps your favorite channels and inputs front and center, so you can spend more time relaxing, not scrolling. You can even organize and sort your home screen for a personal touch. Smart picture settings, a quick guided setup, and automatic software updates mean you will always have the newest channels and latest features. Enjoy a large selection of free live TV stations on The Roku Channel, and add local broadcast TV with an HD antenna to enjoy it all in one place. Enjoy 350+ live channels with a convenient guide on The Roku Channel, from live news and sports to cooking and lifestyle entertainment. The Sharp AQUOS 4T-C55FS1UR with 30W (15W+15W) Speaker System and Dolby Atmos delivers an incredible depth of sound, clarity, and details for an experience you can feel all around you, even at lower volume settings.