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 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 2 paper trays 2 Color ink technology Y HP Officejet Pro X551dw, اللون, 2400 x 1200 نقطة لكل انش, 4, A4, 80000 الصفحات لكل شهر, 42 الدفع لكل ألف HP Officejet Pro X551dw. اللون, عدد خراطيش الطباعة: 4, دورة عمل الطابعة (الحد الاقصى): 80000 الصفحات لكل شهر. الحد الاقصى للوضوح: 2400 x 1200 نقطة لكل انش. قياس ورق مجموعة ISO A الأقصى: A4. سرعة الطباعة (اسود, جودة عادية, A4/US Letter): 42 الدفع لكل ألف. الطباعة المزدوجة. العرض: CGD. الشبكات المحلية اللاسلكية Wi-Fi. لون المنتج: أسود