The G-Cube3 Berry-tini 4-Port USB Hub is compatible with 2.0 USB on PC or Mac.  About half the size of a deck of cards in white and raspberry pink, this accessory for your computer comes with a convenient travel pouch and a USB 2.0-to-mini connection cable.  It supports Plug & Play, Hot Swapping, Auto Connection with Speed Detection, and Over-Current Protection with Auto Recovery.