Product parametersProduct Features: Expansion of 7 port USB3.0 interface， a fast charging interfaceSupport system: WIN XP / 7/8Weight: 270 gramsProduct Features1.High-speed USB3.0 7-port HUB， each interface transmission speed up to 5Gb / s;2.7 HUB each port with a separate switch， saving power and environmental protection;3.7 HUB each interface with power indicator， the use of more convenient;4.With 60CM long USB3.0 data cable， easy to carry and easy to use;5.Multi-band 1 USB intelligent charging port， built-in 2A / 1A automatic adjustment chip， according to the demand for smart phones and other equipment control large / small current supply;6.Reserved for external power connector， when using a large USB device at any time can be connected to an external power supply to increase power supply.