Monitor Lenovo ThinkVision E28u-20 28" IPS, UHD (3840x2160), 16:9, Brightness: 300 nits, Contrast ratio: 1000:1, Response time: 4 ms (Extreme mode) / 6 ms (Typical mode) / 14 ms (Off mode), Dot / Pixel Per Inch: 157 dpi, Color Gamut: 99% sRGB, 90% DCI-P3