The AP4020FX supports the following antennas.
Two (2) single band 6 GHz antennas
Two (2) dual band 2.4 GHz and 5 GHz
One (1) dual band 2.4 GHz (IoT) and 5 GHz
One (1) single band 5 GHz
IoT Radio 1: Selectable between internal and external
IoT Radio 2: Two (2) selectable internal antennas
One (1) 2.4 GHz/5 GHz/6 GHz sensor