Monitor Acer CB280HKbmjdppr (4K2K 2ms) (LED), 28" (71 cm), Format: 16:9, Resolution: UHD (3840 x 2160@60Hz), Response time: 2 ms, Contrast: 100M:1, Brightness: 300 cd/m2, Viewing Angle: 170°/160°, 1x DVI + 1 x HDMI® + 1xDisplayPort™, 1x miniDP, 1x Audio in, Speakers 2Wx2, 6-axis Color Adjustment ComfyView, EcoDisplay Technology, ErgoStand, Flicker-free, Mobile High-Definition Link (MHL), Picture by Picture, Black, ECO ENERGY STAR, EPEAT Gold, TCO Certified Displays 6.0 3 years warranty