Star Tech.com 2 Port Internal USB (Universal Serial Bus) 3.0 Motherboard Header Adapter Cable Connect 2 internal USB (Universal Serial Bus) 3.0 devices (internal card reader, hard drive) directly to a motherboard header connection Features 2x downstream USB (Universal Serial Bus) 3.0 A female connectors 1x internal USB (Universal Serial Bus) 3.0 (20-pin) connector Aluminium-Mylar Foil with Braided Shielding Compliant with USB (Universal Serial Bus) 3.0 specifications