Rosewill RNX-N250UB IEEE 802.11b/g/n USB 2.0 2T2R Wireless Adapter IEEE 802.11b/g/n, IEEE802.11e (WMM), I, f and h standards, IEEE802.1x Wireless Data Rate	Up to 300Mbps Security	WEP, WPA / WPA2 (AES / TKIP) WPA/WPA2WPA2 Frequency Band	2.412GHz - 2.4835GHz LEDs Link/Activity