The NOS Vintage BYTECC Bt-402 4 Port USB 2.0 480Mbps Hi-Speed Hub with Power Adapter is a powered USB hub/splitter box designed for the BYTECC Bt-402 4 model. With 4 ports and a high-speed 480Mbps connection, this hub allows for easy connectivity of multiple USB devices to a computer. The included power adapter ensures that the hub is always powered and ready for use. This vintage piece offers a reliable and efficient solution for expanding the connectivity of your computer with the convenience of a hub/splitter box.