Espressif Systems ESP32-S2-WROVER User Manual page 20

Regulatory Module Integration Instructions
2.2 List of applicable FCC rules
This device complies with part 15.247 of the FCC Rules.
2.3 Summarize the specific operational use conditions
This module can be used in household electrical appliances as well as lighting
equipments. The input voltage to the module should be nominally 3.0~3.6 V
value 3.3V and the ambient temperature of the module should not exceed 85℃.
DC
This module using two kinds of antennas ,PCB antenan with maximum gain is 3.40dBi .
Dipole antenan with maximum gain is 2.33dBi .Other antenna arrangement is not covered
by this certification.The antenna is not field replaceable. If the antenna needs to be changed,
the certification should be re-applied.
2.4 Limited module procedures
Not applicable
2.5 Trace antenna designs
Not applicable
2.6 RF exposure considerations
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment .This equipment should be installed and operated with minimum distance
20cm between the radiator& your body. If the device built into a host as a portable usage,
the additional RF exposure evaluation may be required as specified by§ 2.1093.
,typical
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