WQHD displayAcer EB321HQU monitor provide stunning image quality and sharp details with WQHD (2560 x 1440) resolution. Through the ultra-high resolution, users can enhance the work efficiency easily and enjoy the visual experience by this monitor.Blue Light FilterAcer Blue Light Filter reduces the exposure ratio of blue light, which can potentially cause long-term eye damage, by adjusting color hue and brightness.In-Plane Switching technologyAdvanced liquid crystal formula for advanced IPS technology for premium color performance, which has no color difference at any viewing angle.Flicker-lessAcer Flicker-less technology helps to eliminate screen flickering through a stable supply of power.