ASUS ROG Strix XG43UQ 43” 4K HDR Gaming Monitor43 inch 4K (3840 x 2160) DSC gaming monitor with an ultra fast 144Hz refresh rate. Response time: 1. 0 milliseconds Aspect Ratio is 16: 9; Viewing Angle (CR10) is 178 178; Brightness (Typ.) is 750cd and Brightness (HDR, Peak) is 1,000 cd Feature ELMB (1ms MPRT) and support FreeSync Premium Pro technology to eliminate screen tearing and choppy frame rates 4K at 120 Hz via HDMI 2. 1 to make the most of the next gen consoles mind blowing performance