Alfa Wireless USB WiFi Adapter — Mini 300Mbps 3001N | High-Speed WiFi Receiver for PC & Laptop

Amazing Data Transfer Speeds: N 300Mbps, AC 867Mbps Supported Standard: 802.11a, 802.11b, 802.11g, 802.11N, 802.11ac Wide Range: Includes 2 Dual-Band (2.4GHz / 5GHz) Removable 5dBi Rubber Duck Antennas Supports Windows XP, Vista, 7, 8.1, Mac 10.5, 10.6, 10.7, 10.8, 10.9, 10.10 & Linux Wireless Security: WEP 64-Bit, WEP 128-Bit, WPA-PSK, WPA2-PSK STBC Support for Extended Range Legacy and High Throughput Modes 20MHz / 40MHz bandwidth Inverse data flow and frame aggregation