The ST7300USB3B USB (Universal Serial Bus) 3.0 Hub lets you add seven external USB (Universal Serial Bus) 3.0 ports to a computer from a single USB (Universal Serial Bus) 3.0 host connection. Offering data transfer rates up to 5 Gbps, the USB (Universal Serial Bus) hub meets Super Speed USB (Universal Serial Bus) 3.0 specifications & is backward compatible with USB (Universal Serial Bus) 2.0 & 1.x devices. Designed for easy port access when connecting or disconnecting devices, the hub features one-sided port orientation, with current overload detection & protection across all seven ports. The hub supports Plug-&-Play & Hot-Swap technologies, letting you switch & operate your connected devices without having to power down the host computer. The USB (Universal Serial Bus) hub is bus powered for use in environments where a power outlet may be unavailable, but is perfect for high-power USB (Universal Serial Bus) devices when used with the included optional power adapter. Backed by a Star Tech.com 2-year warranty & free lifetime technical support. The Star Tech.com Advantage Easily connect & disconnect USB (Universal Serial Bus) 3.0 devices with accessible one-sided port orientation Connect up to seven USB (Universal Serial Bus) 3.0/2.0/1.x devices simultaneously at their respective maximum speeds