Silverstone Tek Internal 19-Pin USB3.0 to USB2.0 Adapter Cable (G11303050-RT)
Use this USB3.0 to USB2.0 adapter cable to convert the 19-pin internal USB3.0 header into a 9-pin USB 2.0 Header. This will allow you to connect your 19-pin USB3.0 front I/O port to a motherboard that has USB2.0 9-pin header.