All of the 5 GHz channels offered support at least 20MHz channel width without overlap. When using 5 GHz, it is recommended to use at least 40 MHz channel width , as some client devices may not prefer 5 GHz unless it offers a greater channel width than 2.4 GHz.
Read moreWhat type of 5G does AT&T use?
AT&T 5G+ using millimeter wave spectrum delivers super-fast speeds and unprecedented performances in high traffic areas including parts of more than 40 cities and 35 stadiums and venues.
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