31.5" 16:9 OLED Panel HDMI | DisplayPort | USB-C (90W) Dual Mode UHD 4K 3840 x 2160 at 240 Hz Full HD 1920 x 1080 at 480 Hz Mode FreeSync Premium | G-Sync Compatible 0.03 ms (GtG) Response Time 1000:1 Contrast Ratio 1300 nits Peak Brightness (HDR) 1.07 Billion Colors with HDR10 Integrated USB Hub & KVM | Aura Sync