One ExpressCard socket support both ExpressCard/34 andExpressCard/54 cards.
Express card push-push function
Supports both PCI Express based ExpressCard and USB 2.0 based ExpressCard
Easy Installation, Plug and Play; Enable hot-plug and hot-swap for USB 2.0 based ExpressCard
Do NOT support hot-swap for PCIe based Express card
No drivers needed for this PCIe-to ExpressCard Adapter
Supports Windows 2000/ Server 2003/ XP & XP 64-bit/ Vista & Vista 64-bit/ 7 & 7 64-bit
Supports MAC OS
Supports PCI Express 2.5G b/s data rate
Supports USB 2.0 480 Mb/s data rate
No external power required