CN0322W Features 150Mbps wireless USB adapter Built-in drive， supports plug-and-play capability Supports an external 5dBi antenna Allows you to convenient enjoy a fast wireless network with your computer General Specs Brand & Model COMFAST CF-751NA Wi-Fi Standard IEEE 802.11b/g/n Wireless Speed Up to 150Mbps Frequency Range 2.4-2.4835GHz Transmit Power 20dBm Modulation Type OFDM/CCK/16-QAM/64-QAM Wireless Security 64/128-bit WEP， WPA/WPA2， WPA-PSK/WPA2-PS (TKIP/AES) Antenna 5dBi external antenna Operating System Windows 2000/XP/Vista/7， Linux. Mac