Flicker-less technology In-Plane Switching technology The flicker screen is less visible, but makes eyestrain, even damage eye health, especially for those heavy monitor users, like programmers, writers, students or graphic designers. Acer Flicker-less monitors can eliminate annoying screen flicker, and provide comfortable viewing experience AMD Radeon FreeSync BlueLightShield technology With AMD Radeon FreeSync, the game's frame rate is determined by your graphics card, not the fixed refresh rate of the monitor. This means the monitor's frames are synced with the graphics card's frames, which eliminates screen tearing and delivers very smooth gaming experiences. In-Plane Switching technology In-Plane Switching technology, which is accurate across 170° presents a splendid quality in wide angles. Rough the screen, everything is crisp and clear from any angle. BlueLightShield technology Acer Ultra-Low Blue Light technology reduces the amount of harmful blue light emitted by LED panel. You can access and select four different filter settings onscreen easily through the OSD menu to find the best one that suits the task at hand.