EMF report

FCC ID: 2ALN9-BT30

RF Exposure Info

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FCCID_4216503

                                     Shenzhen BCTC Testing Co., Ltd.

                                       FCC ID:2ALN9-BT30

Portable device
According to §15.247(e)(i) and §1.1307(b)(1), systems operating under the provisions of this
section shall be operated in a manner that ensures that the public is not exposed to radio
frequency energy level in excess of the Commission’s guidelines.
According to KDB447498 D01 General RF Exposure Guidance V06
The 1-g SAR 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
  •     The result is rounded to one decimal place for comparison
When the minimum test separation distance is < 5 mm, a distance of 5 mm is applied to
determine SAR test exclusion.


BT:

                    Conduct                    Max       Max
          Channel      ed   Conducte Tune-up tune-up   tune-up            Result        SAR
                                                                 Distance                           SAR test
Modulation Freq.     power   d power power    power     power             calculatio Exclusion
                                                                  (mm)                              exclusion
           (GHz)     (dBm)    (mW)    (dBm)   (dBm)     (mW)              n             threshold
           2.402     2.285    1.69     2±1    3.00      2.00       <5         0.61847      3.00       YES
  GFSK     2.441     2.456    1.76     2±1    3.00      2.00       <5         0.62347      3.00       YES
           2.480     2.134    1.63     2±1    3.00      2.00       <5         0.62843      3.00       YES
           2.402     3.504    2.24     3±1    4.00      2.51       <5         0.77860      3.00       YES
  Pi/4
           2.441     3.696    2.34     3±1    4.00      2.51       <5         0.78490      3.00       YES
 DQPSK
           2.480     3.39     2.18     3±1    4.00      2.51       <5         0.79114      3.00       YES


Conclusion:
For the max result : 0.79114W/Kg ≤ FCC Limit 3.0 for 1g SAR.



Document Created: 2019-03-26 16:02:02
Document Modified: 2019-03-26 16:02:02

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