<p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">These are three types to choose :</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">1)3 *USB2.0 +1* USB3.0 USB Docking Station ,Aluminum Alloy</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">2)6*USB2.0 +1* USB3.0 USB Docking Station ,Aluminum Alloy</span></p><br/><p><br/></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Features:</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">1.Small and light, easy to carry</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">2.Unique card opening design, convenient and energy saving</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">3.4-port USB interface supports hot swap, plug and play, easy to use</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">4.Interfaces are arranged in parallel, no interference with each other, good compatibility</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">5.The length of the connecting line is 30cm, with good flexibility and more convenient use</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">6.Support overload voltage and instant current protection functions, effectively protecting the connected equipment and the HUB itself</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">7.The theoretical transmission rate of USB3.0 interface is up to 5Gbps, and it is backward compatible with USB2.0/USB1.1</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">8.Drive-free support Windows XP/Vista/7/8 & MAC with USB support</span></p><p></p><br/><p><br/></p>