RF Exposure

FCC ID: 2AKFED027

RF Exposure Info

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FCCID_4484270

RF Exposure Requirements

Product Description: Bluetooth Earbud
Model No.: Defunc TRUE GO
FCC ID: 2AKFED027

According to the KDB 447498 D01 v06 section 4.3.1, for 100 MHz to 6 GHz and test separation distances ≤
50 mm, the 1-g and 10-g SAR test exclusion thresholds are determined by the following:
[(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] · [√f(GHz)]
≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where
- f(GHz) is the RF channel transmit frequency in GHz
- Power and distance are rounded to the nearest mW and mm before calculation17
- The result is rounded to one decimal place for comparison

Calculation Result:

Tx frequency range: 2402-2480MHz
Min. test separation distance: 5mm
Maximum Conducted Output Power:3.55dBm
Tune-Up output power: 5.55dBm
RF channel transmit frequency: 2402MHz
Result: 0.4
Limit: 3.0

The exclusion thresholds is 0.4 < 3, so the transmitter complies with the RF exposure requirements and the
SAR is not required.



Document Created: 2019-10-17 18:21:45
Document Modified: 2019-10-17 18:21:45

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