UCEC 5.25 Inch Front Panel USB Hub - with USB 3.0 4 Ports and USB 2.0 2 Ports Plug & play, no external power needed Plug in USB 3.0 connector on PC motherboard Backwards-compatible with USB 1.1 and USB 2.0 It extends the USB 3.0 from main board to a idle CD-ROM space Easy solution for extending 6 USB ports on Front of computer