Description:  Colour: Black;  chipset：RTL8812BU;  Support 256QAM;  Interface type：USB 3.0, efficient transmission;  RF power:18dBm(max);  Standards: IEEE 802.11AC, 802.11b, 802.11g, 802.11n,802.11a;  International CCA empty channel detection technology;  Supprot Win10/Win11（64bit）;  Feature:  Frequency range: 2.4GHz & 5.8GHz;  2.4GHz signal connection distance is long; good stability;  5.8GHz smoothly experience HD movies, etc.  Antenna: Dual antenna 2 * 2dBi, can be rotated 180 °, increase coverage.  Supported operating system: Win7/8/8.1/10(32,64 bit)/11 (32,64 bit); Mac10.9~10.15/Linux;  NOTE：Generally, other system needs to download the driver, But Win10/11 maybe can plug and play.  Support analog AP function, wired and wireless, convenient for Internet access（Note:Win10/11 system does not support wifi transmitter settings）;  Heat dissipation design on the back, good heat dissipation;  Classic application of receiving mode：  1. The desktop computer wants to connect to the WiFi network, but does not want to pull the network cable.  2. The built-in wireless network card module of the laptop is broken, and the maintenance cost is high.  3. The built-in wireless network card hardware of the computer is too old and needs to be upgraded to a higher experience.    Package Included:  1* Wireless Adapter;  1*Quick Installation Guide;  1*Warranty Card