Siig 3-Port FireWire CardBus PC Card. Host interface: CardBus, Output interface: CardBus PC card, Connector(s): 3x 1394a. Data transfer rate: 400 Mbit/s. Width: 117.4 mm, Depth: 19.05 mm, Height: 53.9 mm. Certification: ROHS, FCC Class B, CE. Minimum processor: Pentium III / IV, Minimum RAM: 512 MB, Minimum hard disk space: 5120 MB