USB3.0 is a full-duplex,four-way differential signal independent of the USB 2.0 signal,and supports simultaneous two-way data transmission Support Windows2003/2007/XP/Vista/Win7/Win8,support plug and play,support hot plug Higher power,faster charging,and easy driving of related equipment USB3.0 transmission specification,providing up to 5Gbps ultra-fast data transfer rates,hot-swappable,plug and play,backward compatible with USB2.0,USB1.1 Suitable for the USB3.0 expansion of the chassis motherboard and the two-way high-speed transmission of large-capacity files,such as mobile hard disks,U disks,HUBs,card readers,and other portable mobile devices Specifications: Wire gauge: 2725 28AWG/1P+D+AL+M)*2+28AWG/1P+24 AWG/2C+AL+D+B(6/16/0.12AL-MG) OD=6.0mm Plug: AM iron shell nickel-plated,AF copper shell nickel-plated,terminal gold-plated 3U; Material: low-density PE inner,Eco-friendly PVC outer,iron sheet Transmission rate: 5GPps Backward compatibility: USB2.0 / 1.1 version Package included: 1 x USB3.0 20P F/2AF PCI Rear Panel Cable Extension Cable Other items not included