If you wish your single USB could somehow multiply itself, here is the answer. The Belkin Hi-Speed USB 2.0 4-port mobile hub provides four downstream USB ports. That means easy plug-and-play connectivity for your USB 1.1 and USB 2.0 devices. The mobile hub transfers data at speeds of up to 480Mbps and requires no software. The hub includes its own power supply input and Belkin’s lifetime warranty.