... 480 Mbps high-speed transmission, and let the USB peripheral products more stable, and more efficient, support ... operation; The second generation of ports on the controller, no driver, plug and play, let your ... science and technology.#SY-H12 Mini 4 Port USB 2.0 480Mbps High Speed Cable Hub Features: ... inserted easy 3. Can connect all kinds of USB peripheral products, USB2.0 products can reach 480 ...