... ports (chipest:via vt6135)1,Two 6-Pin 1394a Ports2,IEEE 1394-1995 Standard compliant, for High Performance Serial Bus and P1394A ... Supplement 4.03,1394 OpenHCI Specification V1.0 and V1.1 Compliant4,Data transfer ... :2012-03-09 18:55:25 2 port Express Firewire 1394 card