product description : xtreme n pci express desktop adapter standards : ieee 802.11n (draft), ieee 802.11g, ieee 802.11b interface : x1 pci express frequency range : 2.412ghz to 2.472ghz data rates : 802.11g : 6/9/12/18/24/36/48/54mbps 802.11b : 1/2/5.5/11mbps 802.11n : 30/60/90/120/180/240/270/300mbps emission scheme : dsss, ofdm transmit output power : 17dbm (typical) security : 64-128-bit wired equivalent privacy (wep), wi-fi protected access (wpa & wpa2) antennas : three 2.0dbi dipole antennas with reverse sma plug