This AOC 18.5" LCD Widescreen Monitor, Black (931SWL) offers premium picture quality for graphics-intensive applications. Its 16:9 wide screen provides better visual comfort than 4:3 displays. Its 10000:1 high contrast ratio delivers image clarity. With a response time of 5 ms, the monitor displays motion images without blurring. Upgrade any computer screen display with this stylish black widescreen monitor. ENERGY STAR®Products that are ENERGY STAR-qualified prevent greenhouse gas emissions by meeting strict energy efficiency guidelines set by the U.S. Environmental Protection Agency and the U.S. Department of Energy. The ENERGY STAR name and marks are registered marks owned by the U.S. government, as part of their energy efficiency and environmental activities.AOC 18.5" LCD Widescreen Monitor, Black (931SWL): 10,000:1 dynamic contrast ratio 18.5" Widescreen Monitor features 16:9 LCD panel 5-ms response time 1366 x 768 LCD monitor  ENERGY STAR-qualified Color: Black VGA input only, includes VGA 15 Pin Cable and Power Cord Vesa Compatible for mounting No Speakers Specifications Display Diagonal Size: 18.5" - widescreen Response Time: 5 ms Dot Pitch / Pixel Pitch: 0.3 mm Max Resolution: 1366 x 768 / 60 Hz Image Image Contrast Ratio: 1000:1 / 10000:1 (dynamic) Image Brightness: 200 cd/m2 Image Aspect Ratio: 16:9 Image Max H-View Angle: 90 Image Max V-View Angle: 50 General Display Type: LCD display / TFT active matrix Enclosure Color: Piano black Weight: 8.6 lbs Depth: 8.7 in Height: 14.1 in Width: 17.9 in Expansion / Connectivity Interfaces: 1 x VGA - 15 pin HD D-Sub (HD-15)           Power Form Factor: Internal Power Consumption Operational: 25 Watt Voltage Required: AC 120/230 V ( 50/60 Hz ) Power Consumption Stand by / Sleep: 1 Watt More Information Model No.: 931SWL Shipping Weight (in pounds): 9.4 Product in Inches (L x W x H): 20.0 x 15.7 x 5.1