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 AOC E2250SWDNK, 54.6 cm (21.5"), 1920 x 1080 像素, Full HD 高解析度畫質, 5 毫秒, 黑色 AOC E2250SWDNK. 顯示器尺寸(對角長): 54.6 cm (21.5"), 顯示器解析度: 1920 x 1080 像素, HD 類型: Full HD 高解析度畫質, 回應時間: 5 毫秒, 原機長寬比: 16:9, 水平可視角: 90°, 垂直可視角: 65°. VESA 安裝支架. 產品色彩: 黑色