4 USB 2.0 ports with 5V power delivery connects to the USB-A port of a computer or tablet 480Mbps data transfer speed reduces waiting time and latencies Nickel plated connector is corrosion resistant and transmits power and data efficiently Backwards compatible with USB 1.0 and devices having a USB 1.1 port Built-in blue LED indicator is illuminated to signify that the switch is powered on Plug-and-play design spares you the need for driver or software installation Small and compact construction for travel-friendly usage Compatible with devices running Windows 10 (x64 and x32), Mac OS 10.12 or higher, Chrome OS 67 or higher, and Mac OS Big Sur 11.0