2-Port USB 3.0 PCI Express Gen2 X1 (TYPE-C) (W/Regular Height & LP) (USB2302C) PCI Express Base Specification Revision 2.0 single-lane ( x1). Supports simultaneous operation of multiple USB 3.0, USB 2.0 and USB 1.1 devices. Supports USB data transfer rate of 5G/480/12/1.5 Mbps. Expands single external USB3.0 Super-Speed Type-C port (DFP) on the system. USB port supplies maximum +5VDC / 3000mA power output to USB device.