Features:

1.Add extra 3.0 USB ports to any PC with this dual USB 3.0 to motherboard Y adapter cable with PCI rear bracket.
2.Features one 20-Pin IDC motherboard Header on one end,which fans out to two USB 3.1 Type-A Female
3.Capable of supporting USB 3.0 date transfer rate of 4.8Gbps, when used with a USB 3.0 host and device
4.Backwards compatible with USB 2.0&1.1
5.50cm(18inches) cable with PCI bracket,extend your USB 3.0 on the motherboard to the back of your desktop case
6.Connector: USB 3.0 20-pin header to 2 x A Female
7.Data transfer speed: 4.8Gbps

Package include:

1*USB Cables with bracket