Model SL-3504N Interface USB Connectors USB Standards IEEE802.11 b/g/n Chipset Ralink 3072 Speed 300 M Security 64 / 128 / 152bit WEP encryption and WPA / WPA2 / WPA-PSK / WPA2-PSK OS Supported Windows 98 / SE / ME / 2000 / XP / Vista / Win 7 Linux Wince Mac OS Features Frequency range: 2.4~2.435GHz; Channel: 13; Supports networking protocol: CSMA/CA with ACK; DSSS; Sensitivity: 54: -68dBm at 10%PER; 11M: -85dBm at 8% PER; 6M: -88dBm at 10% PER; 1M: -90dBm at 8% PER; 256K: -105dBm at 8% PER; Dual 5dBi antenna gain; Modulation system: BPSK / QPSK / CCK and OFDM (BPSK / QPSK / 16-QAM / 64-QAM); Separating dual double antenna can exchange stronger signal; provides 2T2R dual channel transmission mode; Support two working modes: Infrastructure and Ad-Hoc; Adopts MIMO supplies several parallel spatial channel amplify the signal range; Adopts CCA technology; Supports AP and Roaming; Range: 300 meters (indoor) 800 meters (outdoor) Packing List 1 x Adapter 1 x USB cable (80cm) 2 x Antennas 1 x CD CD Content: http://m2.img.dxcdn.com/CDDriver/sku.175412.rar