COMFAST&reg; CF-WU755P 150Mbps Max Transfer Rate Nano WIFI Dongle RTL8188EUS USB Network 802.11g/b/n Lan Card High-Gain 5dBi Smart-Antenna Wireless Adapter Applies to Windows XP/Vista/7/8/8.1, Compatible with Mac OS X, Supported on Ubuntu, Linux etc. Top speed through the wall USB Wireless Adapter. High Purity oxygen free copper antenna strong signal. Standard: IEEE 802.11g,IEEE 802.11b,CSMA/CA with ACK.used with IEEE 802.11n(draft 2.0). Encryption: 64/128/152 digit WEP encryption,WPA/WPA-PSK,WPA2/WPA2-PSK Encryption and WPS one button encryption. WiFi receiver function