Buy on Amazon.com : http://www.amazon.com/gp/product/B00EPY0JCQ?tag=lottalatte-20
BUFFALO AirStation AC433 Dual Band Wireless USB Adapter (WI-U2-433DM)
Easily upgrade your laptop to 11ac
Dual band operation for high speed media streaming
Backward compatible with existing 11n and 11g devices
Ultra-compact form for portability
AOSS and WPS for simple setup
11ac transfers up to 433 Mbps