NitroAV 3-Port NitroAV FireWire800/1394b Professional Cardbus (PCMCIA-TypeII) Interface Adapter Easy plug and play installation 2x External FireWire 800/1394b, 1x FireWire 400/1394a Macintosh OS 10.2 and above, Windows 2000 and above Surpasses any on the market in quality and performance, 100% Guaranteed! Texas Instruments Chip