Samyo - 3.5 Inch Front Panel with 2 USB 3.0 Ports Hub Date transfre rate up to 5GBps maximum. 20 Pin Connector, cable length:70cm. Easy solution for extending two USB ports on front of computer. Plug-&-play,hot swappable,No external power needed. Downwards compatible with USB 2.0/1.1. Compatible with Windows 7/Vista/XP/Mac OS 9.x, etc. color: Black.