Ultra-slim profile VZ239HE-W takes up very little desktop space and fits well in any setting. Perfect for multi-display setups Whether you re playing games, watching a movie, or getting some work done, VZ239HE-W s frameless design means two or three monitor setups are virtually seamless, giving you a panoramic display for an even greater degree of immersion. ASUS Blue Light Filter The T?V Rheinland-certified ASUS Blue Light Filter protects you from harmful blue light, and you can easily access its four different filter settings via a hotkey. VZ239HE-W has been certified by T?V Rheinland laboratories to be flicker-free and to emit low blue light levels. Flicker-Free technology It s time to say goodbye to those tired, strained eyes. VZ239HE-W features T?V Rheinland-certified ASUS Flicker-Free technology to reduce flicker for a comfortable viewing experience. This technology helps minimize instances of eyestrain and other damaging ailments, especially when you spend long, countless hours in front of a display watching favourite videos. Wide 178? viewing angles VZ239HE-W has an advanced high-performance IPS panel, that provides an astonishing 80000000: 1 contrast ratio and wide 178?viewing angles. This LED-backlit display covers the entire sRGB colour space - ensuring extremely accurate colour reproduction for professional-grade photo and video editing, or for home entertainment.