Ports:3x External 1394a ports1x Internal 1394a port. Low Profile 4 Port 1394A with 1 Int. Port Fireware PCI-e x1 Card - SD-LP-PEX4F. Compliant with IEEE 1394-1995 and 1394a-2000 Standard. Compliant with IEEE 1394 OpenHCI Specifications V1.0 and 1.1.
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