Add 2 native FireWire 800 ports to your computer through a PCI Express expansion slot PCI Express FireWire Card PCI Express 1394a PCIe FireWire Card PCIe 1394 4 Port FireWire 800 / 400 Card Native Single Chip PCI-e FireWire Adapter Card Add 2x 1394b FW 800 and 1x 1394a FW 400 Ports