UNHO USB 2.0 High Speed Portable Premium Aluminum 4 Port USB Hub for Imac, Macbook, Macbook Pro, Macbook Air, Mac Mini, Pcs or Laptops The USB 2.0 Hub adds 4 additional USB ports to your Mac (or PC), allowing you to connect USB devices such as digital cameras, phones, external hard drives, flash drives, and printers to one convenient place. Its sleek aluminum design with shielded white cable is the perfect complement to your computer and products. It does not require any software or complicated installation process. With a slim, strip-shape design, it saves you precious desktop space. It's extremely portable and easy to move between systems or take on the road. Shielded Cable makes a safe and efficient data transfer for maximum performance and longtime usage