9 USB Port Expansion: Expand 1 USB 3.0 port to 9 external USB 3.0 data ports for keyboard, mouse, printer, hard drivers, USB Flash drive, and more USB devices. Sync data speeds up to 5Gbps, only 5 seconds is needed to transfer an HD movie. Smart Charging Port & SD/TF Readers: WENTER Powered USB Hub with 1 Fast Charging Port, charging speed up to 2.4 amps, support charging most USB charging equipment. From the customer's needs to built-in SD and TF slots for reading SD and micro SD card files. Choose Our Powered USB 3.0 Hub for your multiple needs.