Absorption rate), Bands – BQ Aquaris XPro User Manual
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Aquaris X / X Pro
Complete User Manual - English
Appendices
Appendix C: Information on Exposure to Radio Waves and SAR (Specific
Absorption Rate)
The design of this smartphone complies with the current regulations governing exposure
to radio waves. These regulations are based on scientific guidelines that include safety
margins designed to ensure the safety of everyone, regardless of age or state of health.
The guidelines on exposure to radio waves use a unit of measurement known as the SAR
(Specific Absorption Rate). SAR tests are carried out using standardised methods, with the
phone transmitting at the highest certified level of power on all the frequency bands it uses.
The maximum SAR level recommended by the ICNIRP (International Commission on Non
Ionizing Radiation Protection) is 2 W/kg, measured on 10 g of tissue.
The highest SAR levels recorded for this phone are as follows:
Aquaris X
Aquaris X Pro
Auditory use
0.428 W/Kg (10 g)
0.298 W/Kg (10 g)
When used in direct contact with the body
1.360 W/Kg (10 g)
1.780 W/Kg (10 g)
This device complies with the guidelines on exposure to radio frequency both when it
is used in the normal position next to the ear and when it is positioned at least 5 mm
from the body. In order to send data files or messages, this device requires an adequate
network connection. On certain occasions, the transmission of data files or messages
may be delayed until an adequate connection becomes available. Until the transmission
has been completed, make sure you follow the instructions on the separation distance
mentioned above.
Appendix D: Information regarding maximum transmission power and
frequency bands.
To access a mobile network, your device connects to a frequency band, that is, a frequency
range in the electromagnetic spectrum. Either 2G, 3G or 4G mobile data speeds are
available depending on the country and the band. This device complies with the 3GPP (3rd
Generation Partnership Project) standard regarding maximum transmission power and
frequency bands. These are the limit values for each band in which the device operates:
Frequency bands
Maximum power
GSM900
35 dBm
GSM1800
32 dBm
UMTS I/VIII
25 dBm
LTE 1/3/7/20
25.7 dBm
Bluetooth
<20 dBm
Wi-Fi 2.4GHz
<20 dBm
Wi-Fi 5GHz
<20 dBm
NFC
<10.9 dBm