WinnerEco 4 Port USB 2.0 Floppy Bay Front Panel Bracket Cable The Internal USB Hub connects 4 USB 2.0 devices at the front of your PC Requires no external power source (power provided through PC) Front Panel USB Hub fully compliant with USB 2.0, downward compatible with USB 1.1 Hot-swapping, plug and play. Easy to install, no driver needed Cable Length: 60cm Support System: All