Acer UM.PB6AA.003 B286HK 28 inch LED LCD Monitor - 16:9 - 2 ms - 3840 x 2160 - 16.7 Million Colors - 300 Nit - 4K UHD - Speakers - DVI - HDMI - DisplayPort - USB - 39 W - Dark Gray - EPEAT Gold, TCO Certified Displays 6.0 MPN: UM.PB6AA.003