EASILY UPGRADE THE WIFI ON YOUR PC: Adds fast AC1300 MU-MIMO WiFi connectivity to your laptop or desktop computer (Speeds up to 400Mbps (2.4GHz) or 867Mbps (5GHz)). Easy install NANO-SIZED: Low-profile design can stay plugged in to a USB port without being obtrusive: perfect for laptops and ultrabooks FAST AND POWERFUL WIFI: Supports MU-MIMO and Dual Band technology for use in 2.4GHz or 5GHz WiFi networks. Powerful integrated antenna for greater range HIGHLY COMPATIBLE: Supports WPA3/WPA2/WPA Encryption: Linux 5.6.1.5: MacOS 10.09-10.14: Windows 10/8/7 For the best performance, update to the latest drivers available online on the D-Link US Customer Care Website