DeLOCK PCMCIA Adapter CardBus to FireWire A/B. Host interface: CardBus, Output interface: 32-Bit CardBus type II. Data transfer rate: 800 Mbit/s. Connectivity technology: Wired, Supported data transfer rates: FireWire B 800 Mbps, FireWire A 400 Mbps, Compatible operating systems: Windows 98SE/ME/2000/XP/XP-64/Vista & MAC