4-Port USB Expansion: Instantly add 4 USB 3.0 Ports to Any compatible device. Transform a single USB port into a full work station. The extended 1 ft cable allows for the perfect set up and easy access to out of the way ports. 5Gbps Data Transfer Speed USB 3.0 Hub: This USB splitter 3.0 syncs data at blazing speeds up to 5Gbps, which is more than 10 times faster than USB 2.0, fast enough to transfer an HD movie in seconds. It also can easily connect the mouse, keyboard, USB disk, and other USB devices to your laptop.