Mini-LED: One of the newest backlighting technologies to enter the market, Mini - LED backlight panels create a brighter picture with more contrast control than typical LED backlit televisions.4K ULED: Like 4K great, but better. The 55U8H has our exclusive ULED technologies. They boost color, contrast, brightness, motion we could go on. It's the TV your old TV wants to be. Quantum Dot Wide Color Gamut: Quantum Dot produces purer, richer, more brilliant and accurate colors than a regular LED TV. Creating over a billion color combinations bring vibrant images to life in a way non-QLED TVs can't. Peak Brightness/Full Array Local Dimming Zones: The average TV is 250-350 nits. Anything over 500 nits is extremely good. This television is up-to-1500 nits peak brightness across up-to-528 local dimming zones. Above average peak brightness and local dimming are critical to correctly reproducing HDR content. Dolby Vision Dolby Atmos: Dolby Vision HDR picture and Dolby Atmos sound are cinema technology for your home. They provide amazing realism you can see and hear in every scene. Smooth Motion & 120Hz Native Refresh Rate: Smooth Motion removes the digital noise that can affect moving objects. The TV's native 120Hz refresh rate is the foundation for its 480 motion rate. These technologies work in concert for a great picture. Game Mode Pro: All the most advanced gaming tech, all in this TV. HDMI 2.1 inputs recognize gaming sequences to automatically adjust settings for smooth, uninterrupted play. The automatic low latency mode (ALLM), 120 Hz variable refresh rate (VRR) and FreesSync Premium Pro minimize input lag, screen jitter, and frame tearing. Hands Free Voice Control: Put down the remote. Change the channel, find the latest movie, stream your favourite video and more with your voice. The quicker, easier way to find whatever you want to watch.