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 DELL U2211H, 54.6 cm (21.5"), 1920 x 1080 pixels, Full HD, 8 ms, Black DELL U2211H. Display diagonal: 54.6 cm (21.5"), Display resolution: 1920 x 1080 pixels, HD type: Full HD, Response time: 8 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. USB hub version: 2.0. Product colour: Black https://www.techadvisor.co.uk/review/displays/dell-ultrasharp-u2211h-review-3232672/ Product Code: 861-10254 The Dell UltraSharp U2211H is a 22in LCD monitor that boasts sharp image quality, an attractive bezel and an asking price that represents excellent value. With a full range of ports and connections, as well as a design that en... The Dell UltraSharp U2211H LCD monitor possesses good image quality, an attractive design and an appealing asking price. Ross Catanzariti, PCWorld.idg.com.au ... http://www.digitalversus.com/lcd-monitor/dell-u2211h-p8744/test.html IPS conquers its demons? In the past, IPS technology had two big weaknesses: a poor contrast ratio and higher energy consumption than TN panels. The good news is that the U2211H has partly managed to solve these problems. We say 'partly' because altho... Pluses, Great hardware, Accurate colours, Low energy consumption Minuses, A little slow for FPS gaming, Narrower viewing angles than most IPS displays, No HDMI input