User Manual

RF EXPOSURE EVALUATION
1. PRODUCT INFORMATION
Product Description
Compact Wireless Keyboard
Model Name
TAAKYB100042338
FCC ID
2AOKB-Y2640
2. EVALUATION METHOD
According to 447498 D01 General RF Exposure Guidance v06
The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation
distances ≤ 50 mm are determined by:
[(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 calculation
3. CALCULATION
BR
P
t
=-6.749dBm=0.21mW
The value of the Maximum output power P
t
is referred to the test report of the CFR47
§15.247.
The result for RF exposure evaluation SAR=(0.21mW /5mm) .[√2.402GHz)]=0.07<3.0 for
1-g SAR and ≤ 7.5 for 10-g extremity SAR.
4. CONCLUSION
The SAR evaluation is not required.

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