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 StarTech.com MSTDP124DP, DisplayPort, 4x DisplayPort, 3840 x 2160 pixels, Black, Plastic, 30 Hz StarTech.com MSTDP124DP. Video port type: DisplayPort, Video out: 4x DisplayPort. Maximum resolution: 3840 x 2160 pixels, Product color: Black, Housing material: Plastic. AC input voltage: 110 - 240 V, Input current: 0.5 A, Output voltage: 5 V. Width: 2.56" (65 mm), Depth: 15.2" (386 mm), Height: 0.591" (15 mm). Package width: 9.49" (241 mm), Package depth: 5.98" (152 mm), Package height: 2.52" (64 mm)