Toshiba Encrypted USB Flash Drive BLK. Support for Windows 8.1, Windows 8 and Windows 7; Mac OS X 10.6, 10.7, 10.8 and 10.9, Linux and certain embedded systems2 Environmental: RoHS Compliant - This product is compatible with European Union Directive 2011/65/EU, Restriction of the use of certain hazardous substances in electrical and electronic equipment (RoHS), which restricts use of lead, cadmium, mercury, hexavalent chromium, PBB, and PBDE.