Come and Check Our Branding Solutions.This 4-port USB 3.0 hub with 30cm extended cable. Turn a single port into four to support your keyboard, mouse, speaker, Printer, etc. Just connect the USB cable to your computer and you are good to go. No additional drivers needed, easy to use and convenient. Supports transfer speeds up to 5Gbps. Pls check inventory and detailed info before placing your orders.