X-MEDIA XM-UH3004A 4-Port USB 3.0 Portable Expandable Mini Hub for Desktop PC
Expand one of your computer system USB port into four ports. Built-in Micro USB port for connecting extra power from PC or 5V, 2A AC Adapter (Included). USB AM to USB AF Cable included. Backward compatible to USB 2.0 & 1.1 devices.