7 Port USB HUB 3.0 Fast Speed Multi Splitter Expansion PC Laptop Desktop Adapter FEATURES Turns a single USB port into 7 USB 3.0 ports. Transfers your data at up to 480Mbps. Installs easily with plug and play convenience. Works seamlessly with all your USB 1.1 and USB 2.0 devices. Support hot swapping of all your USB 1.1 and USB 2.0 devices. Lowers power consumption for longer battery life. Makes power supply optional in laptop applications. 500mA maximum power rating. Check the current of the device(s) you are using this with before ordering. Let you monitor port and power status with LEDS. Features over-current detection and safety. Offers lightweight, compact design-perfect for travel. Supports: MAC OS V10.3 and higher, Windows (Not Windows RT) Power is derived from the PC USB port (5V). This maybe insufficient for several high powered devices like phone/tablet charging, external hard drives, printers etc. This can only be used with PC USB ports. With additional mains charger this will provide enough power to charge several iPads, Tablets, Phones simultaneously. CONTENTS 1 x 7 Port Hub