Feature:1. Scope of Application: The USB hub dock provides 3 USB port extensions, suitable for connecting mobile hard disks, U disks, mouse keys, digital cameras, scanners, printers and other devices2. Mini Portable: The USB port splitter is a mini portable splitter, which ensures high performance while controlling very low power consumption3. Convenient and Practical: The USB3.0 extender hub supports the use of 3 USB devices at the same time, which can extend more USB ports for your devices, and at the same time extend the USB ports to a more suitable location for operation4. Transfer Rate: The theoretical transfer rate of USB3.0 is up to 5Gbps, the maximum value of USB2.0 is 480Mbps, the maximum transfer rate of USB1.1 is 12Mbps, and 3.0 is 10 times that of 2.05. Plug and Play: The USB 3 port splitter supports hot swapping, plug and play, no driver required, easy to use to meet daily office needsSpecification:Item Type: USB Port SplitterMaterial: PVCInterface: USB 2.0 and USB 3.0.Package List:1 x USB Port Splitter1 x Hanging Chain