Specification: -100% brand new -Standard: IEEE 802.11b/g/n -Interface: USB 2.0 InterfaceBPSK, QPSK, 16 QAM, 64 QAM modulation schemes -WEP, TKIP, AES, WPA and WPA2 hardware encryption schemes -System Requirement: -PC-compatible computer CPU speed of 200MHz or above -Memory: 64MB or above 128MB recommended -Window XP/ Vista/ 7, Mac OS, Linux