High speed USB hub: Use this USB hub to experience fast and smooth data transfer, with a high-speed transfer rate of 5Gops. Ideal military tasks and heavy computational tasks. Multifunctional Expansion Hub: This multifunctional expansion hub not only extends the functionality of your USB ports, but also acts as a switch that can boot up all multiple devices simultaneously. This USB hub does not require an external power supply, which means it needs an external power supply and is convenient and easy to use. Simply insert 'i' into your device to obtain a complete connection. 7-Port Design: This USB hub features a 7-prt design, providing sufficient connectivity for multiple devices, making it ideal for advanced users who need to connect multiple devices simultaneously. Compact and portable: Its compact and portable design makes it easy to carry, making it very suitable for those who frequently travel. Simply plug it into the device using a USB socket