COMFAST CF-WU755P 150Mbps RTL8188EUS Mini USB Wifi Adapter with WPS One Key Encryption Wifi Adapter + 5dBi Antenna Wireless Data Rates: Up to 150Mbps Frequency Band: 2.412 GHz - 2.4835 GHz Security: 64/128-Bbit WEP, 802.1x, WPA, WPA2 Channels: 1~11 CH(N.America), 1~13 CH (EU), 1~14 CH(Japan) Antenna: External Antenna Color: Black Operating Range: Indoor: Up to 150m, Outdoor: Up to 200m System Requirements: Windows 98SE, ME, 2000, XP ,Vista