How to pronounce 頻段 in Cantonese (5 out of 6):

WiFi 6E 6GHz嘅頻段比WiFi 6更加快
WiFi 6E has a bandwidth of 6 GHz that is faster than WiFi 6.

Cantonese Sentence Breakdown

koi3
indignant
generous
to sigh (with emotion)
頻段 pan4 dyun6
frequency band
bei3
close
recent
until
till
to stand close together
to cling to
to collude with
更加 gang3 ga1
even more
faai3
fast