THE IT PRO’S CHOICE: Designed and built for IT Professionals, this 4-port SuperSpeed USB 3.0 hub is backed for 2-Years, including free lifetime 24/5 multi-lingual technical assistance VERSITILE USE: This powered USB splitter can be used with or without the included external power adapter, offering the best of versatility and portability; When used with the external power adapter, the USB extender provides up to 900mA of power per port FAST SPEEDS: This IT-grade USB dock is small but mighty; It is SuperSpeed USB 3.0 compliant meaning it delivers data transfer speeds up to 5Gbps; For added convenience, the adapter is backward compatible with previous versions of USB (2.0 and 1.0/1.1) PLUG-AND-PLAY: With no additional software or drivers required, this portable USB 3.0 laptop expander hub provides a true plug-and-play solution; It is designed to work with any operating system, ensuring compatibility across platforms USB HUB FOR THE IT PRO: Instantly add 4 SuperSpeed USB-A 3.0 ports from a single USB connection which will enable you to connect your USB peripherals (keyboard, mouse, flash drive) and use them simultaneously.