Add two USB 3.0 ports to your desktop computer through a PCI Express slot Compatible with HP Pro 6300 / Lenovo ThinkCentre M93p 2 Port PCIe SuperSpeed USB 3.0 Card Adapter / 2Port USB 3.0 Controller Card USB 3.0 PCIe Card / PCIe USB 3.0 Card SATA Powered USB 3.0 PCI Express Card / PCI Express USB 3.0 Expansion Card / Two Port 5 Gbps USB 3.0 Card Desktop PCIe USB 3 Expansion Card / Add USB 3.0 Ports to a Desktop Desktop USB 3.0 Adapter Card includes a Low Profile/half-height bracket