The power supply mode is negotiated to 802.3at. When the 5 W USB port is used, the maximum transmit power of radios 0, 1, and 2 decreases by 3 dBm. Other functions are not restricted.
802.3at power supply description
The power supply mode is negotiated to 802.3af. Wi-Fi service: A maximum of 2.4 GHz (2x2) + 5 GHz (2x2) is supported. The USB is unavailable. Other functions are not restricted.