COMFAST 1200M AC WiFi Adapter/WiFi Network Card+6dBi External 2 High-Gain Antenna(Dual Band 2.4/5.8G Frequency Band) High Speed(802.11ac Protocol)+USB3.0 InterfaceSignal Reception Stronger,RTL8812AU CHIP/11AC Network 802.11g/b/n/ac Lan Card Applies to Windows XP/Vista/7/8/8.1, Compatible with Mac OS X, Supported on Ubuntu, Linux