... Operating distance of up to 200 meters in free space. USB 2.0 interface.64-bit,128-bit WEP, WPA, WPA2 supportQoS - WMM ... , IEEE 802.11g, IEEE802.11nFrequency Band2.412GHz~2.484GHz ISM bandLED indicatorsActive/PowerInterfaceUSB2.0/1.1Data Rate(auto fallback)802.11b: 1 ... , 2, 5.5, 11 Mbps802.11g: 6, 9, 12 ...