Samsung 19 inch A330 Flat LED Screen Monitor with eye comfort Technology, LS19A330NHMXUE Virtually eliminate eye strain for more comfortable extended computing with eye comfort technology. Flicker Free continuously removes irritating flicker, while Eye Saver Mode minimizes blue light. Protect your eyes, keep them fresh, and do more.Link your monitor to external memory drives and other devices with HDMI and D-sub ports. Now, your computing environment is even more convenient with additional input possibilities. Game Mode instantly optimizes screen contrast to give you a competitive edge during gameplay. By selectively boosting contrast in scenes, Game Mode reveals more detail in dark areas to let you spot your enemies faster.