[Expanded 4 Port USB 3.0 Hub] Expand 1 USB port to 4 USB 3.0 ports. Compatible with older USB 2.0 devices. Compatible with Windows 10, 8.1, 8, 7, Vista, XP, Mac OS X (10.x or above), Linux, etc. [High Data Transmission USB 3.0 Hub] Supports transmission speeds of up to 5 Gbps (USB 3.0) and USB 2.0 up to 2.0 Mbps. Allows you to transfer various large files and movies in seconds. [USB Hub with Independent Switch] Each port of the USB splitter has an independent power switch, and the working status indicators of each port can be understood thanks to the LED. Turn on/off the USB port without disconnecting the power from the device [Can be taken with you]: The USB extension hub is very mini, suitable for work and travel. Size: 10.5cm*4.5cm*1.5cm (4.13inch*1.77inch*0.59inch), Cord length: 15cm (5.9inch) [Easy-to-use USB docking station] It can be used within a second of plugging it in, and the response is very fast. It is a good helper for your work and life