ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR Viewsonic TD2220, 54.6 cm (21.5"), 1920 x 1080 pixels, Full HD, LED, 5 ms, Black Viewsonic TD2220. Display diagonal: 54.6 cm (21.5"), Display resolution: 1920 x 1080 pixels, HD type: Full HD, Display technology: LED, Response time: 5 ms, Viewing angle, horizontal: 170°, Viewing angle, vertical: 160°. Built-in speaker(s). Product color: Black http://www.micromart.co.uk/peripheral/monitors/347/viewsonic-td2220-touchscreen-monitor-review Once again, this is a touch-screen monitor with all the flaws of its device class. An infra-red touch-screen system combines with a TN panel of only reasonable quality to create a two-point touch-screen monitor that won't work properly with Windows 8. It ... http://www.itreviews.com/viewsonic-td2220/ Touch-screen monitors have been around for years but until recently have been almost exclusively used for commercial purposes, most notably in information kiosks, banks, and the food service industry. Now, with Windows 7 and Windows 8 offering built-in su... The Viewsonic TD2220 is a responsive 22-inch touch-screen monitor that delivers bold colors and crisp text....