4-Port USB 2.0 ExpressCard/34
Simple way to add four USB 2.0 ports to any compatible computer
Supports bus-powered 2.5" drive plus three low-power devices—5V, 650 mA capacity for all ports combined
Plug and play—no drivers to install
Supports simultaneous low-, full-, and hi-speed device connections.
Compatible in ExpressCard/34 and ExpressCard/54 slots