The exposure guidelines for mobile devices employ a unit of
measurement known as the Specific Absorption Rate or SAR. The
SAR limit stated in the ICNIRP guidelines is 2.0 watts/kilogram (W/kg)
averaged over 10 grams of tissue. Tests for SAR are conducted
using standard operating positions with the device transmitting
at its highest certified power level in all tested frequency bands.
The actual SAR level of an operating device can be below the
maximum value because the device is designed to use only the
power required to reach the network. That amount changes
depending on a number of factors such as how close you are to a
network base station. The highest SAR value under the ICNIRP
guidelines for use of the device at the ear is 0.75 W/kg.
Use of device accessories and enhancements may result in different
SAR values. SAR values may vary depending on national reporting
and testing requirements and the network band. Additional SAR
information may be provided under product information at
www.nokiausa.com.
Your mobile device is also designed to meet the requirements for
exposure to radio waves established by the Federal Communications
Commission (USA) and Industry Canada. These requirements set a
SAR limit of 1.6 W/kg averaged over one gram of tissue. The highest
SAR value reported under this standard during product certification
for use at the ear is 1.28 W/kg and when properly worn on the
body is 0.64 W/kg.
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