Siig USB 2.0+1394 6-Port Bay Hub. Data transfer rate: 480 Mbit/s. Certification: FCC Class B (DoC) & CE; RoHS. Cables included: 1394 6/6 USB A/B 1.80m. Rack mounting: 5.25”, Compliance industry standards: IEEE 1394-1995, P1394a & OHCI 1.0, Supported data transfer rates: USB 2.0: 480Mbps/12 Mbps/1.5Mbps; 1394a: 400Mbps. Minimum system requirements: Pentium