Features:

1. 100% brand new and high quality,This bus powered hub will support up to 900mA of current

2. Hot plug & play USB device.

3. Fully compatible with USB specification version 3.0,4-Port SuperSpeed USB 3.0 Hub supports data transfer rates of up to 5Gb/s

4. With blue LED for power. Plug and play. No drivers needed. Compatible with Windows, Mac, and Linux

5. ON/OFF switches activate or deactivate individual ports

6. Designed with 4-port,7-port,this compact USB3.0 high-speed hub is small enough for travel,and cable enough to meet your connectivity needs

The product

Item Name:USB HUB 3.0 / 2.0
USB Ports:4 , 7
Cable:USB 3.0 about 605mm, USB 2.0  about 400mm
Data Transfer Rate:Upto 5Gbps/480mbps
Color:Black
Compatible: WindowsXP/Vista/7 and MAC OS 9.1 or higher

Specifications:

1) Cable Length: Approx.52.3cm

2) Hub Size: Approx.10.3 X 3.5 X 2.3cm(L X W X H)

3) Output: 5.0V

4) Plug Type: US/EU Plug

5) Input: 100-240V/AC  50/60Hz 150mA