1、Generous appearance is with reasonable interface layout without mutual interference. 2、LED blue indicator light of each USB port is unique to control the working status of each USB equipment. 3、7 USB0 ports support hot plug, plug and play, simple to use and easy to carry. 4、Complies with USB 0 / 0 specifications, this hub supports high-speed 5Gbps bandwidth transmission, which is backward compatible with USB0 / USB 5、Driver-free hub supports for Windows XP / Vista / 7/8, equipped with GL3520 expansion chip, it quickly expands 7 USB0 high-speed transmission interfaces for us. The high-performance main control chip keeps that each USB0 interface operates at a theoretical high-speed bandwidth of 5Gbps. 6、4A current output is compatible with the power supply requirements of any digital product. The independent power supply provides stable power supply for multiple USB equipment at the same time and it is also easy to work at full load. 7、The built-in current protection setting can effectively protect the connected equipment and the HUB itself, enhance durability and reliability, safe and stable. 1 x Hub1 x USB Cable Item Type: HubModel: DM-HB42Product Interface: USB 3.0Number of Interfaces: 7 portsTransmission Rate: 5Gbps