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 REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals) is a regulation of the European Union, adopted to improve the protection of human health and the environment from risks that can be posed by chemicals. REACH iiyama ProLite E2271HDS, 54.6 cm (21.5"), 1920 x 1080 pixels, Full HD, LED, 5 ms, Black iiyama ProLite E2271HDS. Display diagonal: 54.6 cm (21.5"), Display resolution: 1920 x 1080 pixels, HD type: Full HD, Display technology: LED, Response time: 5 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 170°, Viewing angle, vertical: 160°. Built-in speaker(s). VESA mounting. Product colour: Black https://www.techradar.com/reviews/pc-mac/monitors-and-projectors/monitors/iiyama-e2271hds-908729/review When it comes to screens, bigger isn't always better. At least, that's the hope for the new Iiyama E2271HDS. By most metrics, it looks thoroughly competitive with the £150 monitor brigade. But at just 22 inches in overall screen girth, it's a little short... Powerful LED backlight, Relatively good image quality Some typical TN flaws are visible, You get more from your money elsewhere Load Comments...