[Best USB Wifi adapter for Kali Linux 2.0]

tp-link wn722n is okay it's possibly the best you can do unless you get an Alfa Network AWUS036H possibly the best card out there.

I just did a video this morning on a 2.4GHz 2 Watt 802.11n Wi-Fi USB Wireless LAN Adapter

https://www.youtube.com/watch?v=KaJ21GPdouY

Compared it with a Alfa Networks AWUS036H

does rtl8188eu cihpset support kali linux or backtrack 5 r3