Quality Visuals: The KG271U 27" IPS monitor with 2560 x 1440 WQHD resolution in a 16:9 aspect ratio presents stunning, high-quality images with excellent detail. The zero-frame design does away with the thick frames found on conventional monitors freeing up precious screen space. | AMD FreeSync Technology: Say “goodbye” to stuttering and tearing. With AMD FreeSync, the monitor’s frames are synced with the graphics card’s frames, which eliminates screen tearing and provide the smoothest gaming experience. | Up to 180Hz: The 180Hz refresh rate speeds up the frames per second to deliver an ultra-smooth 2D motion scene. With a rapid refresh rate of up to 180Hz, Acer Gaming Monitors shorten the time it takes for frame rendering, lower input lag and provide gamers an excellent in-game experience. | Responsive!!: Up to 0.5ms GTG (Gray to Gray) response time enhanced gamers’ in-game experience. No matter the fast-moving action or any dramatic transitions will be all rendered smoothly without the annoying effects of smearing or ghosting with KG271U Gaming Monitor. | New Depths of Color Accuracy: is monitor is ideal for color-critical projects producing accurate colors, supporting DCI-P3 95%. An amazing monitor for graphic designers, photographers, and film editors. | HDR Enabled: Change how you see your games with Acer HDR 10 support for up to a wide DCI-P3 95% color gamut. HDR will improve overall quality and contrast to take your gameplay to the next level with improved color accuracy. | 27.0" WQHD (2560 x 1440) Widescreen IPS Gaming Monitor | AMD FreeSync Technology | Refresh Rate: 180Hz Using Display Port | 144Hz using HDMI Port | Response Time: 1ms (G to G) - Up to 0.5ms (G to G)| HDR 10 Support | Pixel Pitch: 0.233mm | VESA mounting compliant (100 x 100mm) | Zero-Frame Design | Ergonomic Tilt: -5° to 25° | Ports: 1 x Display Port 1.2 & 2 x HDMI 2.0 Ports (Display Port Cable Included)