StarTech EC2S952 2 Port Native ExpressCard RS232 Serial Adapter Card with 16952 UART Interface: ExpressCard 34mm and 54mm Operating Systems Supported: Windows 2000, XP (32-bit, 64-bit), Vista (32-bit, 64-bit) Parts: 1 year limited Labor: 2 Year Electrical Outlet Plug Type: Plug Type “A� (USA, Canada, Mexico, Japan)