Cables Unlimited IOC-4400 4 Port Firewire 1394a PCI Card Easy to install and configure, adds 1 internal and 3 external blazing fast 1394 ports Each port is capable of handling data transfer rates up to 400Mbps and daisy-chainable up to 63 devices Take advantage of the interface of choice for today's high-end DV camcorders, as well as external hard disks and other high-speed peripherals Compliant with Open Host Controller Interface (OHCI) 1.0 specification 1-year warranty