LCD Monitor offers maximum efficiency and usability 27" viewable screen size provides a spectacular viewing experience 4 ms Extreme Mode response time diminishes ghosting, blurring, and streaking in fast-moving games and movies 4 ms Extreme Mode response time diminishes ghosting, blurring, and streaking in fast-moving games and movies Experience a new level of viewing pleasure with Wide Quad High Definition (WQHD) that features 4 times the resolution of standard HD WLED backlight technology provides a clear and smooth display 2560 x 1440 maximum resolution for stunning, lively result with optimal viewing usability 60 Hz standard refresh rate caused by blurring to ensure maximum productivity 16:9 widescreen resolution perfect for watching movies, playing video games and getting on with office work HDMI (High Definition Multimedia Interface) offers fantastic sound/video quality and single-cable comfort