27-inch 4K UHD (3840 x 2160) LED backlight display with IPS 178° wide viewing angle panel International colour standard 100% sRGB and 100% Rec. 709 wide colour gamut Calman Verified with factory calibrated for excellent Delta E < 2 colour accuracy Adaptive-Sync technology (40~60Hz) to animated content with fast action and eliminate screen tearing ASUS-exclusive ProArt Preset and ProArt Palette provide numerous adjustable colour parameters Ergonomic design with +35° ~ -5° tilt, ±45° swivel, ±90° pivot and 150mm height adjustments for a comfortable viewing experience