Color: Silver Products Features: A meticulous USB hub with the charging function. New design with aluminum enclosure stylish and elegant. With USB3.0 SuperSpeed data transfer transfer rate up to 5Gbps. Compatible with USB2.0/1.1. With BC1.2 charging technology applicable for all smartphones and tablets. Plug and play no driver installation needed. Specifications: Product Dimension: 157mm x 30mm x 21mm Upstream: 1 x USB3.0 USB-A (Male) Downstream: 7 x USB3.0 USB-A (Female) Power: 5V2A DC Dimension: 3.5mm x 1.35mm Package Contents: 1 x USB3.0 7-Port Aluminium Hub 1 x Power Adaptor Packaging: UNITEK Gift Box