Product Info

Revision History
Espressif Systems
OEM Guidance
1. Applicable FCC rules
This device complies with part 15.247 of the FCC Rules.
2. The specific operational use conditions
This module can be used in IoT devices. The input voltage to the module is
nominally 3.3 V DC. The operational ambient temperature of the module is
-40 °C ~ 85 °C. the embedded PCB antenna is allowed. Any other
external antenna is prohibited.
3. Limited module procedures
N/A
4. Trace antenna design
N/A
5. RF exposure considerations
The 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 and your body. If the equipment
bu
ilt into a host as a portable usage, the additional RF exposure evaluation may
be required as specified by 2.1093.