EMTSEB Minimalist 4 in 1 USB HUB Features: 1 × High-speed 5Gbps USB 3.0 3 × Standard 480Mbps USB2.0 Easy to Use: Plug and play, tool free, no driver needed. Advanced Aluminum Case: Matt surface without leaving fingerprints. Aluminum Alloy material: The mini USB dock station is made from aluminum and plastic, you can use it for a long time because it is durable and not easy to be broken. Lightweight and compact: Easy to fit in any bag or briefcase with your laptop, satisfy basic daily needs.

?Sales Service? The 4-port USB hub with a 30 day refund service. Welcome to contact us and we will reply to you as soon as possible within 24 hours to provide you with the best solution for your life and work. ?Wide Compatibility? This USB port expander can easily connect the keyboard, mouse, USB disk, speaker, and more USB devices (charging not supported). ?5Gbps High-Speed? USB 3.0 port supports super faster data transfer up to 5Gbps which is 10X faster than USB 2.0 (480 Mbps), which allows you to transfer datas in just seconds. ?4 Ports USB Hub? Expand your laptop's USB port into 1 USB 3.0 port and 3 USB 2.0 Ports. Four ports can work at the same time. ?Portable USB Hub? Plug and play, no software, no drivers needed. The ultra-slim design makes this compact USB adapter portable without taking up much space.