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 KeySonic KSK-3201 RF, Mini, Wireless, RF Wireless, Black KeySonic KSK-3201 RF. Keyboard form factor: Mini. Keyboard style: Straight. Connectivity technology: Wireless, Device interface: RF Wireless. Product colour: Black https://www.techadvisor.co.uk/review/mice-tracker-balls/keysonic-ksk-3201-rf-review-3235080/ Product Code: KSK-3201RF The KeySonic KSK-3201 RF is a small wireless keyboard with a built-in trackball, designed for media-centre PCs and presentations. As the PC spreads beyond the office and into the leisure space, tech designers are having to th... We'd love to recommend this wireless keyboard, which is attractive, pleasant to type on and reasonably priced. But chronic problems with the wireless signal mean we can’t. David Price ...