Acer Predator XB1 Series XB281HK bmiprz 28 TN 4K NVIDIA G-sync LCD Monitor, 3840 x 2160, 16:9, 1000:1, 300 cd/m2, 1ms, HDMI, USB3.0, DisplayPort, Tilt, Swivel, Height Adjustable, Built-in Speaker Recommended Resolution: 3840 x 2160 (4K) Refresh Rate: 60 Hz Aspect Ratio: 16:9 Panel: TN Display Type: UHD Usage: Consumer Adaptive Sync Technology: G-Sync (NVIDIA Adaptive Sync) Input Video Compatibility: Digital |