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 RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS G means that the product is rated in its category in terms of energy efficiency. The Energy Labeling system is based on EU Regulation 2017/1369/EU. G DELL UltraSharp U2720Q, 68.6 cm (27"), 3840 x 2160 pixels, 4K Ultra HD, LCD, 8 ms, Black DELL UltraSharp U2720Q. Display diagonal: 68.6 cm (27"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LCD, Display surface: Matt, Response time: 8 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in USB hub. VESA mounting, Height adjustment. Product colour: Black https://www.expertreviews.co.uk/pc-performance/1415259/dell-ultrasharp-u2720q-review Dell also makes it easy to switch between preset colour spaces. The UltraSharp is shipped in Standard mode, which you can tweak as you wish, but you can choose between sRGB and DCI-P3 by heading into the OSD’s Color Space submenu. Or flick between six col... Accurate colour reproduction, Flexible stand with cable solution, All the ports most people will want No speakers, No Ethernet port But where Dell's generosity really shines is in the price, at RRP at least. You can buy cheaper 4K 27in screens but they lack the all-round quality of the Dell and the versatility provided by USB-C. If you're looking for 4K, want USB-C and can't afford th... https://www.itpro.co.uk/hardware/monitors/357530/dell-ultrasharp-u2720q-review-quality-and-versatility If you're looking for a 27in monitor to set your pulse racing, we can think of many others that will do the job far better than the Dell UltraSharp U2720Q. Perhaps most notably the Eizo Foris Nova, with its eye-catching design and OLED screen. If, on the...