Manufacturer Part Number: PEX13943 * Product Name: 4 Port PCIe 1394a FireWire Adapter Card * Product Type: FireWire Adapter Host Interface: PCI Express x1 * Data Transfer Rate: Up to 400 Mbps Form Factor: Plug-in Card * Ports: 3 x 6-pin Female IEEE 1394a - FireWire External, 1 x 6-pin Female IEEE 1394a - FireWire Internal