QLED: Get closer to reality with over a billion true-to-life colors. A wider palette of color ensures smoother gradients whilst reds, greens and blues appear for more vivid and realistic watching experience, especially for gaming. 4K UHD: 4 times higher resolution than FHD TVs. Binge watch your favorite shows, immerse yourself in the latest movies, or thrill in every moment of the hottest games. DTS Virtual X: Premium audio post-processing solution for TVs that brings height to the entertainment experience. Leveraging the leadership in virtual surround sound, the DTS Virtual solution psychoacoutsically delivers up to 7.1.4 immersive content through traditional speakers in the horizontal plane. Dolby Vision: Inspired by cinema technology, Dolby Vision HDR technology gives an astonishing brightness and contrast depth by 40 times brighter and blacks 10 times darker than standard picture. VIDAA U5: An easy, smart and intuitive OS, simply access to rich contents and global applications (YouTube, Netflix and Freeview Play etc.), making your TV more interesting Alexa Built-in: Do more on your TV with your voice, ask Alexa to play music, hear the news, get weather and control your smart home, and more. Game Mode: When connected to a gaming device, the user can change the TV to Game Mode. It makes sure that MEMC and other PQ adjustments are off to ensure a lower latency. The Input lag of all our 4K products are within 20ms.