1.one year warranty 2.high quality with compatible price 3.Promptly shippment 4.Paypal accept 5.Good Service SPECIFICATIONS: ModelGS- ... : 6, 9, 12, 18, 24, 36, 48, 54MbpsOutput Power27dBm/500mWTransmitter Power:11g19 ± 2dBm@54Mbps11b 25dBm ± 2dBmOperating Range:Up to 1000M in ... -PSK, WPA2 TKIP/AES, WPA2-PSKI/O Interface:USB2.0/1.1Operating System:Windows98SE, ME, 2000, XP, SP2, Vista, MAC, ...