Add high speed wireless n connectivity to a desktop or laptop system through usb 20 the usb300wn2x2c usb wireless network adapter lets you add 300 mbps wireless n connectivity to your desktop or laptop system through usb 20 with a compact lightweight design the adapter is extremely portable and is unobtrusive when connected to your system you can even leave it connected to your laptop when in a carrying bag without worrying about damaging the adapter or the host port while on the move