The AR9271 is an IEEE 802.11b/g/n wireless USB adapter. It provides users with IEEE 802.11b/g/n 150Mbps wireless networking in the 2.4GHz frequency band and is compatible with IEEE 802.11b/g standard 54Mbps wireless devices. The AR9271 features multi-streaming. It is based on 802.11n MIMO and can be used in reference designs to serve the networking, PC, and consumer electronics markets. Note: This WiFi adapter supports Linux/Kali Linux, but we do not provide driver support for Linux; you can download the driver online. Technical Specifications: Chipset: Atheros AR9271 Standard: IEEE 802.11b/g/n Data Transfer Rate: 802.11b: Up to 11 Mbps 802.11g: Up to 54 Mbps 802.11n: Up to 150 Mbps Supported Operating Systems: Windows 7/8/10 32/64-bit, Linux, Kali Linux Interface: USB 2.0 Antenna: 3dBi 2.4GHz antenna Frequency Range: 2.412~2.483 GHz Package Contents: 1 x USB Antenna