Upgrade your desktop or laptop to powerful Wireless AC. This adapter operates on dual bands, and sports wireless speed of 867 Mbps on 5 GHz and 400 Mbps on 2.4 GHz. Select 2.4 GHz band for email and surfing, or use the 5 GHz band for gaming and video streaming. It supports MU-MIMO technology, allowing smoother, more responsive experience when used with enabled router. This USB dongle also comes in a nano form factor, so you can leave it in the USB port of your PC, without getting in the way.