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 Lenovo C22-25, 54,6 cm (21.5"), 1920 x 1080 pixels, Full HD, LED, 5 ms, Màu đen Lenovo C22-25. Kích thước màn hình: 54,6 cm (21.5"), Độ phân giải màn hình: 1920 x 1080 pixels, Kiểu HD: Full HD, Công nghệ hiển thị: LED, Thời gian đáp ứng: 5 ms, Tỉ lệ khung hình thực: 16:9, Góc nhìn: Ngang:: 90°, Góc nhìn: Dọc:: 65°. Giá treo VESA. Màu sắc sản phẩm: Màu đen