Input: USB 3.0 Output: 4 x USB 3.0 Ports USB 3.0 Hub supports super faster data transfer up to 5Gbps- 10X faster than USB 2.0 (480 Mbps), which allows you to transfer HD movies or files in just seconds. This 4 Port USB 3.0 Hub helps you to connect up to 4 USB devices to your PC or Laptop, such as external hard drives, USB flash drives, mouse, keyboard, and much more USB devices, etc. It keeps you away from the trouble of plugging&unplugging repeatedly.