New Universal 4-PORT USB2.0 High Speed HUB Expansion Splitter Adapter for Laptop Extra USB Ports Mac Microsoft Windows

This item contains One piece of 100% brand new and high quality Universal 4-PORT USB2.0 High Speed HUB Expansion Splitter Adapter. Maximum data transfer rate up to 480 Mbps. Support four bus-powered USB hub contrloller with embedded proprietary processor.Individual Port Over-current Protection. Simply and easy to use,Just plug and play directly.No driver installation required. 1 piece of 4-port USB 2.0 Hub Adapter Color:Black Measurement: Diameter 1.3 inches, Length 4.0 inches(without line) Fitment: Support Windows 98se/ME/2000/XP/2003/Vista/Windows 7,Mac OS 8.6 or above Use for Supporting four bus-powered USB hub contrloller with embedded proprietary processor