One with four helpers!How did you solve the problem of USB ports shortage? Maybe just waste your time and repeat your operations---plug in and plug out again and again. As we know， the repeated operations would destroy your computer. But now， Tmart can help you deal with the problem by showing you the 4-Port High Speed Mini USB 2.0 Hub for PC Laptop. It is so compact that you hardly feel its existence in your bag. The 4-Port USB2.0 Hub allows you to simultaneously connect up to 4 USB devices such as mice， keyboards， memory drives， MP3 players， and more. Getting one mini item means to find four helpers for you.                                    Features            Fully compliant with the USB specificationSingle chip integrated USB hub controller with embedded proprietary processorSupport four bus-powered USB hub controllerSupport four bus-powered downstream portsBuilt-in 3.3 voltage regulator allows single+5V operating voltage， which reduces overall system costProvide up to 500mA currency to each port which is sufficient for diverse devicesPlug and play installation， hot swappable                                                            Specifications            Type    Hub    <br>Transfer Rate    1.5/12/480 Mbps    <br>Standards    USB 2.0    <br>Ports    4 USB ports    <br>Color    Black    <br>Weight    43g / 1.52oz    <br>Adapter interface    20.5" / 52cm    <br>                                                            Package Includes            1 x 4-Port High Speed Mini USB 2.0 Hub for PC Laptop                                                            Extra Info            Compatibility: USB-1 and USB-2， Supports data transfer rate up to 480Mbps， Supports Windows 98 / 2000/ ME / XP / Vista 32 bit