OS X is holding back the 2013 MacBook Air's 802.11ac Wi-Fi speeds | Ars Technica
Wi-Fi 6 Explained: The Next Generation of Wi-Fi | TechSpot
EDIMAX - Legacy Products - Wireless Adapters - 11AC WiFi USB Adapter for MacBook, Nano Size to Plug it & Forget it, Upgrade for Faster Performance, Support Mac OS 10.7~10.11 (5GHz Band Only)
WiFi Frequency, WiFi Channel Width, and Wireless Spectrum
What is WiFi 6 and Is It Worth Waiting For?
Difference between wifi 6,wifi 5,wifi 4,wifi 3,wifi 2,wifi 1