Transmit Speed: 54M/48M/36M/24M/18M/11M/5.5M/2M/1M Frequency bound: 2.4G~2.4835GHz Sustain: WNI98/WINme/WIN2k/WINnt/WINxp Antenna type: OnePIFAAntenna Apply network: 802.11g802.11b USB type: USB2.0 & USB1.X