Model XL2720 Release Date August 2016 * First availability for purchase, it may not correspond to the actual market launch date. Screen Size 27" Resolution 1920 x 1080 Pixel Density 81.59 PPI Dot Pitch 0.31 mm Panel Type TN Widescreen NON Aspect Ratio 16:9 Curved Screen NON Viewing Angle 170° H x 160° V Display Colors 16700000 Brightness 300 cd/m² Contrast Ratio 12,000.000:1 (1000:1) Response Time 1 ms Refresh Rate 144 Hz Built-in Speakers DVI 1 DisplayPort 1 HDMI 1 VGA 1 G-SYNC Support NON FreeSync Support NON