Build with the Flicker-free LED backlight panel, the stylish BL912 comes with an ultra-high dynamic contrast ratio of 120,000:1, and BenQ's exclusive Senseye Technology to offer you the best viewing quality at all times. BL912 is not only bringing great visual performance to your workstation and house, but also an essential part of your solutions to minimize total cost of ownership and maximize staff productivity - a win-win decision for the benefits of all. While modern monitors are mostly in 16:9 aspect ratio, we understand that there are still applications look right on older squarish screens; and such models are available for your choice. The BL912 is upgraded to eliminate flickering at all brightness levels, effectively reducing eye fatigue. Test Your Computer Monitor for Flickering: The Flicker-free technology eliminates flickering at all brightness levels and effectively reducing eye fatigue. Conventional LCD screens flicks 200 times per second. Your eyes may not see flickers, but can certainly feel them. Free your eyes from flickers by switching to Flicker-free Monitors and let your eyes do less work.