RF Exposure

FCC ID: 2AQ7Y-DA40004

RF Exposure Info

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FCCID_4051633

                                     Shenzhen BCTC Testing Co., Ltd.

                                     FCC ID:2AQ7Y-DA40004

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.

DTS:
                    Conduct                    Max       Max
          Channel           Conducte Tune-up tune-up   tune-up            Result        SAR
                       ed                                        Distance                           SAR test
Modulation Freq.             d power power    power     power             calculatio Exclusion
                     power                                        (mm)                              exclusion
           (GHz)              (mW)    (dBm)   (dBm)     (mW)              n             threshold
                     (dBm)
           2.407    -8.515    0.14    -8±1    -7.00     0.20       <5         0.06191      3.00       YES
  GFSK     2.433    -8.248    0.15    -8±1    -7.00     0.20       <5         0.06224      3.00       YES
           2.463    -8.839    0.13    -8±1    -7.00     0.20       <5         0.06263      3.00       YES




Conclusion:
For the max result : 0.06263W/Kg ≤ FCC Limit 3.0 for 1g SAR.



Document Created: 2018-10-23 14:33:11
Document Modified: 2018-10-23 14:33:11

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