Key Specs Refresh Rate 280Hz Maximum Resolution 2560 x 1440 Response Time 0.03 milliseconds Panel Type Not Applicable Synchronization Technology G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync Premium Pro (AMD Adaptive Sync) Screen Size 27 inches OLED Technology QD-OLED Display Connector(s) 1 x DisplayPort 1.4, 1 x HDMI 2.1, Display connection via USB port General Brand ASUS Model Number XG27ACDMS Product Name ROG Strix 27" 2K OLED 280Hz 0.03ms Gaming Monitor with G-SYNC/FreeSync Premium Pro and HDR (DisplayPort, HDMI) Color Black Operating System Compatibility Windows, Mac, Chrome, Linux Display Refresh Rate 280Hz Maximum Resolution 2560 x 1440 Native Resolution 2560 x 1440 Contrast Ratio 1,500,000:1 Response Time 0.03 milliseconds Display Type OLED Panel Type Not Applicable Synchronization Technology G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync Premium Pro (AMD Adaptive Sync) Aspect Ratio 16:9 Curved Screen No Brightness 1000 candela per square meter Screen Size 27 inches High Dynamic Range (HDR) Yes High Dynamic Range Format HDR 10, VESA Certified DisplayHDR 400 True Black Horizontal Viewing Angle 178 degrees Vertical Viewing Angle 178 degrees Touch Screen No On-Screen Display Languages English Display Surface Anti-reflective OLED Technology QD-OLED Connectivity Number of DisplayPort Inputs (Total) 1 Number of HDMI Inputs (Total) 1 Display Connector(s) 1 x DisplayPort 1.4, 1 x HDMI 2.1, Display connection via USB port DisplayPort Over USB-C DisplayPort 1.4 Number of USB Ports (Total) 1 USB Ports 1 x USB-C Number of USB-C Charging Ports 1 Headphone Jack Yes Compatibility Wall Mountable Yes VESA Wall Mount Standard 100mm x 100mm Features Tiltable Yes Adjustable Stand Height Yes Eye Relief Features Flicker free, Low blue light Built-In Webcam No Integrated Speaker(s) No Dimensions Product Height With Stand 17.68 inches Product Width 23.98 inches Product Depth (With Stand) 7.4 inches Product Weight 13.45 pounds Stand Included Yes Power Power Consumption 28 watts Power Saving/Off Mode 0.5 watts Certifications Listings & Approvals ENERGY STAR Certified No EPEAT Qualified No Warranty Warranty - Parts 3 years Warranty - Labor 3 years