Acer 18.5 inch (46.99 cm) LED Monitor - EB192Q (Black) Specifications LED 18.5 '' ACER EB192Qb (B). Brand ACER Model EB192Qb Response Time 5 ms Max. Resolution 1366x768 @ 60Hz Contrast Ratio 100 million: 1 (ACM). Brightness 200 nits (cd / m2). Display 18.5 inch Color System 16.7 m POWER Supply (100V-240V): Internal Power Consumption (Off): 0.45W Power Consumption (Sleep): 14W Power Consumption (on): 18W. VGA Port 1 Port.