Benq monitor High resolution 4K monitor: 28-inch LCD TN 3840x2160 resolution Eye Care comfort for extended sessions: Proprietary brightness Intelligence Adaptive technology adjusts brightness for comfortable viewing; low Blue light and zero flicker technology prevent headaches and eye strain. This eye Tech makes images easy On your eyes Smooth game play: AMD Free Sync for smooth game play, eliminating tearing and broken frames; HDR technology offers greater brightness and contrast level for vivid images; 1 mms GTG; 60Hz