The Sabrent USB-802N Wireless 802.11n USB 2.0 Adapter gives you the flexibility to position your Desktop PC or MAC where you want, without the cost or inconvenience of running network cables. Maximize data transfer speeds of up to 300 Mbps from as far as 400 meters. Simply install the USB Adapter into an available USB port, and connect to an available Wireless Network. (Reverse compatible with 802.11g and 802.11b)