The Xiaomi TV Box S 2nd Gen features 4K ultra HD resolution for a more detailed and vivid image for you to immerse yourself in. Dolby Vision® and HDR10+ offer you a crisper image in any lighting conditions. Images now feature a higher dynamic range and have more amazing brightness, contrast and colour than before. HDR images also have more detailed shadows and highlights. It also comes with Dolby Atmos® & DTS-HD Audio for an extraordinary audio experience. As revolutionary spatial audio technology, Dolby Atmos® brings the ultimate cinema experience into your living room by surrounding you with powerful sound effects for high-quality sound.