G-SYNC & Ultra HDnThese are the world's first monitors that combine NVIDIA® G-SYNC™ technology with Ultra HD 4K2K1 resolution. This means you get no tearing, no stuttering -- just buttery smoothness on more pixels for sharper game scenes.nnUltra-fluid motionsnA rapid 144Hz refresh rate1 and blazingly fast 1ms response time deliver ultra-smooth motion scenes. Ultra Low Motion Blur1 (ULMB) technology makes moving objects appear perfectly sharp, with no visible blurring. Let the lower latency and immersive graphics of these monitors vastly improve your gaming experience.nnEye protectionnThese monitors help to reduce eye strain with Flicker-less, low-dimming, and anti-glare technologies1. Flicker-less technology reduces screen flickering, which is a major cause of eye strain for people who look at monitors for long periods. Acer ComfyView™ technology cuts screen glare to further reduce eye strain.nnErgonomic setupnThe Acer ErgoStand lets XB0 Series monitors pivot, tilt, swivel, and move up or down, so you can find the most comfortable angle from where to oversee your push into enemy territory.