Wi-Fi6E has one more E than Wi-Fi6. E stands for "Extended", which means extended and enhanced. It can be seen that WiFi6E is an enhanced version of WiFi6. We can see from the figure below that Wi-Fi6E is in Wi-Fi In addition to the 2.4GHz and 5GHz bands of the Fi6, a new frequency band has been added: the 6GHz band.

The 6GHz frequency band can achieve higher concurrency, lower latency and higher bandwidth, and the operating frequency range is 5925 MHz to 7125 MHz.