PCI to 3 x 1394B ports card; 9-pin 1394B ports, each with transfer rates up to 800 Mbps; 6-pin 1394A ports, each with transfer rates up to 400 Mbps; Compliant with IEEE 1394B and backwards compatible with IEEE1394A-2000 as well as 1394-1995 standards; Plug and play and hot swap compatible