Acer K272HL BD 27" LED Monitor - UM.HW3AA.007, 16.7 Million Display Color, LED Backlight, 1920 x 1080. (Certified Refurbished) This Certified Refurbished product is certified factory refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty. 16:9 aspect ratio and 100 million: 1 MAX (ACM) ratio for crystal clear imagery and accurate tones. This Acer 27" LED monitor offers 1920 x 1080 maximum resolution that provides excellent screen clarity. LCD screen is designed to meet Energy Star standards. VGA and DVI-D (HDCP) signal inputs make it simple to access connected peripherals and devices.