CHIPAL Silver 4 Ports USB 2.0 USB 3.0 Front Panel Hub 20Pin Splitter Internal Combo Bracket Adapter for Desktop 3.5'' Floppy Bay Features: 1. Material: industrial plastic anti-high-temperature and iron shell 2. Data transfer rate up to 5Gbps 3. Copper conductor for maximum conductivity and reliablity 4. High density double shielding for maximum rejection of EMI and RFI 5. Plug and play driver less installation 6. Backward compatible with USB 2.0 and 1.1 7. Fits inside 3.5 inches open bay 8. No external power needed Specifications: 1. 4 Ports: USB 2.0 & USB 3.0 2. 20 Pin USB 3.0 connector for USB 3.0 Hub 3. USB 2.0 connector for USB 2.0 Hub 4. Support System: Windows XP/Vista/7/8 32 &64 Bit and Mac OS 5. Front panel color: Silver 6. USB Cable length: 60cm Approx. Note: The 20 Pin USB3.0 connector is actually 19Pin, as one pin of the connector is blocked up. Packing List: 1 x 3.5" Floppy Front Panel