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 PCI4S550, PCI, Serial, RS-232, 16 B, -10 - 80 °C, -20 - 100 °C StarTech.com PCI4S550. Host interface: PCI, Output interface: Serial, Serial interface type: RS-232. FIFO (First In, First Out): 16 B. Windows operating systems supported: Windows 2000, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7..., Server operating systems supported: Windows Server 2003, Windows Server 2003 x64, Windows Server 2008 R2, Windows Server 2012. Width: 3.74" (95 mm), Depth: 4.72" (120 mm), Height: 0.709" (18 mm). Package width: 2.09" (53 mm), Package depth: 8.46" (215 mm), Package height: 5.98" (152 mm)