Check the listing for details. USB 3.0 19-pin To USB 2.0 9-pin Internal Front Panel Motherboard Adapter PH23B. Condition: New. Listed at 2.29 USD. This adapter is designed to allow you to convert the Internal USB 3.0 socket on your PC motherboard to a USB 2.0 internal header. If you don't have enough USB 2.0 connectors on your motherboard but you have a spare USB 3.0 connector then this will solve your problem. Please keep in mind that this adapter does not have the ID pin grounded so if you are purchasing this adapter to get rid of a front panel error on startup then this will not work to solve your problem in that case. What you will receive:1x - USB 3.0 19-pin To USB 2.0 9-pin Internal Front Panel Motherboard Adapter PH23B Condition: New SHIPPING TERMS: We only ship via USPS Orders are normally shipped within 1-2 business days, after payment is received. (WE DO NOT SHIP ON WEEKENDS)HREBL000217