Add four external SuperSpeed USB 3.0 ports to your laptop Ultrabook or desktop from a single USB 3.0 connection Works with virtually any USB 3.0 equipped computer Ideal for Ultrabook & MacBook users with limited USB ports Compact form factor / Includes optional power adapter Add high speed USB 3.0 ports to your PC / Connect peripherals and external hard drives or flash drives in the home or office 4 Port USB 3.0 Hub / Notebook & Laptop USB 3.0 Hub Desktop USB3 Hub / External USB Hub