802.11ac ultra-Range AC1200 USB Adapter AWUS036ACHChipsetRTL8812AUStandardWireless IEEE 802.11ac/a/b/g/nFrequency2.4GHz / 5GHzRF connectorRP-SMA female x 2Antenna2.4GHz + 5GHz Dual-Band 5dBi dipole antennaWireless Speed802.11a : 6,9,12,18,24,36,48,54Mbps802.11b : 1, 2, 5.5, 11Mbps802.11g : 6,9,12,18,24,36,48,54Mbps802.11n : up to 300Mbps802.11ac: up to 867MbpsWireless SecurityWEP, WPA, WPA2, WPA Mixed, WPSInterfaceUSB 3.0OS SupportedWindows XP, Vista, 7 and 8/8.1Mac 10.5.x or laterLinuxPackage Contents1x AWUS036ACH2x detachable High Gain 5dBi antenna1x USB 3.0 cable1x Quick Setup Guide1x Drive CD