The SAR is a value that corresponds to the relative amount of RF energy absorbed in the head of a user of a wireless handset. The FCC limit for public exposure from cellular telephones is an SAR level of 1.6 watts per kilogram (1.6 W/kg) .
Read moreWhat is the most common radio frequency?
2400MHz (2.4Ghz) is the most broadly accepted frequency around the world.
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