Amebay 3.5 Inch Floppy Bay Front Panel 4 Ports USB 3.0 2.0 Hub Expansion Bracelet Adapter Data transfer rate up to 5Gbps. Backwards-compatible with USB 1.1 and USB 2.0. Easy plug and play, no driver needed. Support System: Windows, XP, Vista, Windows7 32&64 Bit. Easy solution for extending 2 USB 3.0 + 2 USB 2.0 ports on Front of computer.