Belkin Components FIREWIRE USB 2.0 I/O-3 USB 2 FWIRE PCI Card Product Type - PCI Card Adds 3 USB 2.0 ports (2 external- 1 internal)& 2 firewire ports (both external)to your computer Compatible with all low speed and full speed USB (no adapters required) OHCI Compliant Gives ultrafast 480Mbps data transfer speeds with USB & 400Mbps with firewire.