X-MEDIA 300Mbps Wireless N High Gain USB 2.0 Adapter with 5dBi Antenna: * Wireless N technology * Data transfer rate up to 300Mbps * Backward compatible with 802.11b/g products * Easily setup a WPA encrypted secure connection * 802.1x authentication standards * Equipped with 5dBi high gain detachable antenna * Supports Infrastructure and Ad-Hoc modes * Auto detects and changes network transmission rate * 20/40MHz frequency bandwidth * Supports 64/128-bit WEP, WPA/WPA2 encryption