This StarTech 4-Port SuperSpeed USB 3.0 Hub ST4300USB3 is a high-quality network hub that is perfect for any enterprise networking or server setup. With a 1:4 connection split/duplication and compatible with any universal model, this hub is perfect for connecting multiple devices and providing a reliable and fast internet connection.The unit is designed with a black color and features a portable and powered design, making it easy to use and install. The connector B is a ST and the connector A is a USB 3.0, providing a seamless and efficient connection. This hub is a great addition to any network setup and is sure to provide a reliable and fast internet connection.