The LogiLink CQ3045S is a 4-port USB 3.0 SuperSpeed hub that offers an easily accessible, high-speed connection to multiple USB 3.0 devices. It features 4 standard type A USB 3.0 ports, which allow you to easily connect multiple USB 3.0 flash drives, hard drives, cameras, printers and more. The hub supports data transfer speeds up to 5Gbps, allowing for a much faster connection compared to traditional USB 2.0 devices. It also supports hot swapping, so you can plug and unplug devices as needed without having to shut down your computer. The LogiLink CQ3045S is also compatible with both Windows and Mac OS, making it ideal for those with a mixed operating system environment.