1 1 x 4-pin Type A USB 2.0 - USB 2.0 Internal 1 x 6-pin FireWire IEEE 1394 - FireWire 400 Internal 2 2 x 6-pin FireWire IEEE 1394 - FireWire 400 External 3 3 x 4-pin Type A USB 2.0 - USB 2.0 External FCC Class B (DoC) CE RoHS USB 2.0 PCI Plug-n-Play 2.2 USB specification Version 2.0 IEEE......