StarTech.com ExpressCard to CardBus Laptop Adapter PC Card. Host interface: ExpressCard. Certification: CE, FCC, RoSH. Packaging width: 160.00 mm, Packaging height: 48.00 mm, Package weight: 0.16 kg. Connectivity technology: Wired, Compatible operating systems: Windows XP(32/64bit)/ Vista(32/64bit)/ 7(32/64bit)/ Server 2008 R2, Linux, Mac OS X