Optional 4K Ultra HD display boasts 100% Adobe RGB colour gamut and 1500: 1 contrast ratio for good clarity and vivid, accurate colour. Professionals have full colour representation of their content in the field and on their display with exactly the same colours represented. For content that is not already in Adobe RGB format, like a webpage or movie, Colour Software remaps the colours easily so you are able to see them accurately on your screen. The screen is coated in 0.65% anti-reflective coating, so you have a glossy screen without the glare when working outside. With 400-nit brightness and IPS viewing, your view is spectacular from any angle. Dell Cinema is an immersive cinematic experience delivered by a combination of innovative technologies all working in concert to take you into a world of life-like colour, resonant sound and uninterrupted streaming on your XPS 15. CinemaColor: Visuals appear every bit as vibrant as the world around you. Advanced hardware and software work together to power content with a superior dynamic range – delivering the deepest blacks, the most dazzling bright, and more vivid detail across the entire colour spectrum. Cinema Sound: Waves MaxxAudio Pro boosts volume and clarifies every tone, so you experience studio-quality sound. Cinema Stream: Killer Wireless channels maximum bandwidth to your videos or music for a seamless, stutter-free experience.