Huawei P20 Lite Basic Manual page 61

Cautions on Using the
2.4 GHz band
The frequencies used by the Bluetooth
and/or Wireless LAN (Wi-Fi
of the product are in the 2.4 GHz band.
In this frequency band, other similar
wireless stations, in-plant wireless
stations for mobile unit identification that
require a license for use, such as factory
production lines, specific small power
wireless stations that do not require
licenses, amateur wireless stations
(collectively called "other wireless
stations" from here on) are operated in
addition to home electrical appliances
such as microwave ovens, devices for
industrial, scientific and medical devices.
1. Before using the product, make sure that
"other wireless stations" are not in operation
nearby.
2. In the event that instances of radio wave
interference have occurred between the
product and "other wireless stations",
immediately either relocate the product
or stop operation of the device (stop the
emission of radio waves).
3. If you are unclear on any points or are troubled
by anything, contact an au shop or Customer
Service Center.
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Notes on Usage
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