Startech PEX1394B3, PCI Express, Chipset Texas Instruments - XIO2213B, Interface FireWire 800 (1394b), FireWire 400 (1394a), Port-3, MTBF 149,905 hours, Connector Type(s) 1 - PCI Express x1 Male, External Ports 1 - FireWire 400 (6 pin, IEEE 1394a) Female, 2 - FireWire 800 (9 pin, IEEE 1394b) Female, Internal Ports 1 - LP4 (4 pin; Large Drive Power) Male. This 3 Port PCI Express FireWire adapter card can be installed in a PCI Express slot to add two IEEE1394b (FireWire 800 - 9 pin) ports and one IEEE1394a (FireWire 400 - 6 pin) port, providing broad compatibility with a wide range of FireWire devices.