The StarTech ST4300USB3 4-Port SuperSpeed USB 3.0 Hub in black is a versatile device that allows for connecting up to 4 USB 3.0 devices to a computer. With the ST connector and USB 3.0 connection, this hub provides fast data transfer speeds for high-speed connectivity. The included power supply ensures that the hub is always powered and ready for use, making it a convenient and reliable addition to your computer setup. Ideal for expanding the number of USB ports on your computer, this StarTech hub is a practical and efficient solution for enhancing your connectivity options.