Syba Usb 3.0 Pci-E Card With Hdd Power Connector (3 1-Port) Low Profile Bracket Included, Model Sd-Pex20080-Retail -by-Syba Must connect 4pin Molex power feed to support max occupation of USB 3.0 ports and USB 3.0 functionality. Low Profile Bracket Included Supports Standard and Low-profile Desktop Computer Compliant with Battery Charging Specification Revision 1.1 Based on VLI VL80x USB 3.0 Host Controller IC