This Acer EK220QJ0 Full HD 21.5" VA LCD Monitor is great for working, studying, and some casual gaming. The Full HD resolution keeps everything from documents to videos looking sharp and detailed. The 120 Hz refresh rate reduces screen blur, making streaming, working and gaming look super smooth. VESA AdaptiveSync technology matches the refresh rate to the graphics card output, which helps to reduce screen tearing and stuttering.Slim ZeroFrame design - reduces gaps between displays for clean multi-screen setups99% sRGB colour coverage - gives rich, accurate colours with added depthHDMI and VGA ports1 ms response time