Description : Brand New, Top Quality 7 Ports Usb 3.0 usb Hub Material: ABS Color: Black Indicator: Yes Port Number: 7 Interface: USB 3.0 Transmission Rate: 5Gbps Powered by: AC charger, USB Bus-power limit current protection: 900mA System requirements: Windows XP/Vista/7/8/10, Mac OS (10.X or above) Compact and Portable With LED Power Indicator and Individual Switches Supports Hot Swap, Plug and Play Supports Over-load / Over-voltage / Transient Current Protection USB 3.0 Interface, Transmission Rate Up to 5Gbps, Compatible with USB 2.0 / 1.1 Per-port Over-Current Detection and Protection (When Power Adaptor Connected) AC Power Adapter NOT included. (you can use your own adapter) Suitable for Compound Devices Including Hard Disk, Mouse, Keyboard, Display, Printer USB Devices Package: 1x 7 Port USB Hub 3.0 1x 3.0 USB Cable