Dell Ultra HD 4k Monitor P2715Q 27-Inch Screen LED-Lit Monitor With 99% sRGB color coverage, and a factory color calibration report to certify that each monitor arrives at a deltaE of &lt;3, youcan be sure that colors are as accurate as they can be Maximize your viewing options by adjusting the monitor to your desired height, or easily tilt or swivel to your preferred angle.Pivot from landscape to portrait view to easily see full pages at a glance Feel free to mount the panel head to the Dell Single Monitor Arm or the wall for even more flexible viewing options Compatible with Windows 7 .Your monitor has a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with your monitor, or with your computer and video card Brightness - 350 cd/m2 (typical). Color Support - Color Gamut (typical): 99% sRGB (DeltaE &gt; 2) 1.07 billion colors. Screen Coating - Anti-glare, 3H Hard Coating. Increase brightness and contrast controls via OSD