watch, write, and work with ease, whether you?re in a room or outside, thanks to the bright, colorful screen delivering 100% srgb colors and 300 nits of brightness take full advantage of hdr content?s superior dynamic range with dolby vision, which can deliver colors never before seen on sdr pc displays dolby vision content can deliver highlights that are up to 40 times brighter, and blacks that are up to 10 times darker the black model of our 2-in-1 is fully equipped with a rechargeable active pen (pn771m) that is intuitively placed inside a built-in pen garage and will charge while stored keep your screen clear and elegant with all-around narrow borders that provide a high screen-to-body ratio an optional 4k ultra hd display provides high resolution for precise detail and images effortlessly move the pen across the screen with the latest microsoft pen protocol 2.0 it detects the slightest movements, like pen tilt, creating a more fluid experience this stylus design is comfortable, expressive and functional its decagon profile is easy to hold and grip and won't roll off a desk