LG Ultragear 27 Inch UHD(3840X2160) 4K Gaming Monitor with 144Hz, 1ms (GtG), DCI-P3 95% (Typ.), VESA DisplayHDR 400, AMD FreeSync Premium, NVIDIA G-SYNC Compatible, Black. From the 27GR93Us HDMI 2.1 connection, game at up to 4K UHD resolution with a ultra-smooth, 144Hz refresh rate on PC games and get up to a 120Hz refresh rate support on next gen gaming consoles.