Interface: USB 2.0External antenna: YesWireless Standard: IEEE 802.11b / g / nWireless rate: 300MbpsFrequency range: 2.4-2.4835GHzOperating distance: MAX-Indoor: 50M, Outdoor: 100MSupport Operation System: Windows 10/8.1/8/7/XP/Vista/2000 (32/64bits), Linux, Mac OS 10.4 and above