4-port USB 3.0 hub allows you to connect 4 additional devices to your notebook, Ultrabook or PC, via a single USB 3.0 cable. The hub is backward compatible with both USB 2.0 and 1.1 standards, so can also be used in conjunction with older products that don’t feature USB 3.0 ports. Ideal for connecting USB devices such as external hard drives, smartphones, tablets, digital cameras, MP3 players, printers etc., the hub can also be used as a charging port for your USB devices. SuperSpeed USB 3.0 compliant, the hub has a built-in USB cable (length 28 cm) and supports data transfer rates of up to 5 Gbps.