Huawei P20 Pro Guide De Démarrage Rapide page 13

The frequency bands and transmitting power (radiated and/or
conducted) nominal limits applicable to this radio equipment
are as follows:
CLT-L29
Accessories and Software Information
Some accessories are optional in certain countries or regions.
Optional accessories can be purchased from a licenced vendor
as required. The following accessories are recommended:
Adapters: HW-050450X00 (X represents the different plug
types used, which can be either C, U, J, E, B, A, I, R, Z or K,
depending on your region)
Batteries: HB436486ECW
Earphones: MEND1632B729000,1331-3301-6001-
TC-296,WINDY-C,L99EP003-CS-H
The product software version is CLT-L29: CLT-L29
8.1.0.71(SP9C900). Software updates will be released by the
manufacturer to fix bugs or enhance functions after the
product has been released. All software versions released by
the manufacturer have been verified and are still compliant
with the related rules.
All RF parameters (for example, frequency range and output
power) are not accessible to the user, and cannot be changed
by the user.
For the most recent information about accessories and
software, please see the DoC (Declaration of Conformity) at
http://consumer.huawei.com/certification.
FCC Regulatory Compliance
Body worn operation
The device complies with RF specifications when used near
your ear or at a distance of 1.50 cm from your body. Ensure
that the device accessories, such as a device case and device
holster, are not composed of metal components. Keep the
device away from your body to meet the distance requirement.
Certification information (SAR)
This device is also designed to meet the requirements for
exposure to radio waves established by the Federal
Communications Commission (USA).
GSM900:37dBm, GSM1800:34dBm,
WCDMA900/2100:25.7dBm, LTE Band
1/3/7/8/20/28/34/38/40: 25.7dBm, Wi-Fi 2.4G:
20dBm, Bluetooth: 20dBm, Wi-Fi 5G:
5150-5350MHz: 23dBm, 5470-5725MHz:
30dBm,NFC: 60 dBuA/m at 10m
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