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  • Terrence Bailey thinks this is interesting:

2.400 to 2.500 GHz

5.725 to 5.825 GHz

From

Cover of CCNA Wireless 200-355 Official Cert Guide

Note

here they say from 5.725 to 5.285 Ghz but below they show Uni 1 & 2 out side of that range. why?