Compliant IEEE 1394-1995, 1394a (rev. 1.1) and OHCI Interface Specification 1.0 * Adds four IEEE 1394a (FireWire 400) ports to your PC for high-speed I/O connectivity and support up to 63 devices * PCI 32-bit 33Mhz Interface * Hot-swappable: Allows you to connect/disconnect devices without powering down your system * Support various brands of DV camcorders