•Acer XB 28″ monitor features Ultra HD 4K2K resolution (3840 x 2160) presenting stunning, high quality images with excellent detail that not only enhances users’ working efficiency, but creates outstanding visual enjoyment. •NVIDIA G-SYNC technology synchronizes the monitor’s refresh rate to the GPU render rate providing the smoothest, fastest gaming experience. •A fast response time of 1ms enhances the in-game experience. No matter how fast-moving the action is, transitions are rendered smoothly without the annoying effects of smearing or ghosting. •Signal Inputs: 1 x Display Port & 5-USB 3.0 Ports Product Description Acer 28-inch Ultra HD 4K NVIDIA G-SYNC 3840×2160 Widescreen Product Description Size: 28-Inch Product Description In competitive gaming, every frame matters. Introducing Acer’s XB0 Series gaming monitor – the worldwide 1st Ultra HD 4K2K resolution monitor that can keep up with your game play. Through NVIDIA G-Sync technology, on-screen action is smooth and clear, minimizing distractions, boosting response times, and giving you a serious competitive edge. Plus, users can enjoy comfortable viewing experience while gaming via flicker-less, low dimming and Comfy View display. Its VESA compatible mounting offers a sleek, space saving option in tight spaces and power-saving technologies conserve cost and resources. Amazon.com Revolutionary Gaming Performance In competitive gaming, every frame matters. Introducing Acer’s XB0 Series Ultra HD 4K2K gaming monitor that can keep up with your game play. Through NVIDIA G-Sync™ technology, on-screen action is smooth and clear, minimizing distractions, boosting response times, and giving you a serious competitive edge. Plus, users can enjoy comfortable viewing experience while gaming via flicker-less, low dimming and ComfyView display. See Gaming Differently Acer XB0 28″ monitor features Ultra HD 4K2K resolution (3840 x 2160) presenting stunning, high quality images with excellent detail that not only enhances users’ working efficiency, but creates outstanding visual enjoyment. NVIDIA G-SYNC™ technology synchronizes the monitor’s refresh rate to the GPU render rate providing the smoothest, fastest gaming experience. G-SYNC even eliminates screen tearing and minimizes display stutter and input lag when users start playing games so scenes appear instantly and sharper. Fast and Clear Imaginary Fast response time of 1ms GTG (Gray to Gray) enhanced gamers’ in-game experience. No matter the fast-moving action or any dramatic transitions will be all rendered smoothly without the annoying effects of smearing or ghosting. Viewing Comfort Acer’s large 28-inch flicker-less monitor eliminates annoying screen flicker, and provides a comfortable viewing experience, especially for those heavy monitor users, like programmers, writers, students or graphic designers. The ErgoStand pivots and tilts for the best viewing angle while the height can be adjusted for different desk heights with a simple push or lift. Its VESA compatible mounting offers a sleek, space saving option in tight spaces and power-saving technologies conserve cost and resources. Sharp Style 5 high-speed USB 3.0 ports provide gamers a convenient scenario to connect mouse, keyboard, gaming headset and mobile. Plus, there is one USB port equipped with “Battery Charge” for quick charging. The 28-inch LCD is designed to meet Energy Star standards reducing energy costs and conserving energy. Model Brand Acer Model XB280HK bprz (UM.PB0AA.001) Cabinet Color Black Display Screen Size 28″ LED Backlight Yes Widescreen Yes Maximum Resolution 3840 x 2160 Recommended Resolution 3840 x 2160 (4K) Refresh Rate 60 Hz Display Colors 16.7 Million Brightness 300 cd/m2 Contrast Ratio 1,000:1 Response Time 1ms Horizontal Refresh Rate 30-80KHz Vertical Refresh Rate 55-75Hz Panel TN Adaptive Sync Technology G-Sync (NVIDIA Adaptive Sync) Connectivity Input Video Compatibility Digital Connectors Display Ports, USB 3.0 DisplayPort 1 USB 3.0 USB Hub 3.0 x 4(1up 4down) Power Power Consumption (Energystar Off) (typ.): 0.42W (Energystar Sleep) (typ.): 0.48W (Energystar On) (typ.): 42.5W Convenience Stand Adjustments Tilt: -5°~ 35° Dimensions & Weight Dimensions 21.99″ x 25.93″ x 9.63″ w/ stand 15.00″” x 25.90″ x 2.50″ w/o stand Weight 17.18 lbs. w/ stand 11.56 lbs. w/o stand Packaging Package Contents 05805X Plug Standards Electrical Outlet Plug Type Plug Type “A” (USA, Canada, Mexico, Japan)