Description: Features each USB port LED indicator design, control the USB device working status USB2.0 interface supports hot insertion, plug and play; easy to use, easy to carry Supports overload voltage and transient current protection to effectively protect the connected equipment and the HUB itself Meets USB 2.0 specification, supports high-speed 480 bps bandwidth transmission, and backward compatible with USB1.1 Free Driver Support for Windows XP/Vista/7/8 & MAC with USB Support Specification: Material: ABS Size: 184*35*20mm Package Includes: 1x Adapter Hub