60cm 2Ft Flat Cable Main Board Motherboard 9 Pin 20 Pin 19 Pin Female to USB A Female Cable with Ear Screw Hole Fixing USB2.0 USB3.0 PCI Slot Installation Internal Adapter Converter Connection -OEM Type: USB 3.0 Connector Type: 9 Pin 20 Pin Female to USB A Female Connector Number: 1 Terminal Gender: F-F Speed: Max. 5Gb/s Specifications: (1) Converts motherboard 9 Pin or 20 Pin to USB A Female (2) The 20 Pin end and USB A end are compliant to USB 3.0 standard Conductor: Oxygen-free Copper Conductor Disclaimer: You can connect either to 9 Pin USB2.0 or 20 Pin USB3.0. You cannot connect to both at the same time.