USB Port Expander: This 4 Port USB hub turns one USB port into four USB 3.0. A ports, plug and play, no additional drivers required. All four ports are suitable for a variety of USB peripherals, including flash drives, hard drives,keyboard, mouse, mobile phones, MP3 players, printers etc. And this usb extender with 2 feet long extension cable is perfectly suitable for your laptop or desktop workstation Fast USB 3.0 Hub: The speed for USB 3.0 is 10 times faster than USB 2.0, it can reach up to 5Gbps. BaisDer AB3-L46 USB 3 hub uses USB 3.0 technology backward compatible with your USB 2.0 devices, it transers 1GB files just in 3 seconds. And all four ports are completely USB 3.0. A Portable USB Hub:Lightweight and ultra slim design, only 0.4-inches thickness, makes it easy to carry with you on-the-go, perfect for travel or use in the office or home High Quality Chips,Lifetime Warranty: The high quality chips ensure the usb hub stable and smooth while transfering data