RF Exposure Report (MPE)

FCC ID: 2AROB-H12

RF Exposure Info

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FCCID_4079789

                                  FCC ID: 2AROB-H12

RF EXPOSURE EVALUATION
According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the
environment impact of human exposure to radio frequency(RF) Radiation as specified in
§1.1307(b)

Limits for Maximum Permissible Exposure (MPE)




MPE Calculation Method

             30 * P * G                                                  E2
E (V/m) =                                 Power Density: Pd (W/m²) =
                 d                                                       377
E = Electric field (V/m)
P = Average RF output power (W)
G = EUT Antenna numeric gain (numeric)
d = Separation distance between radiator and human body (m)
The formula can be changed to

       30 * P * G
Pd =
       377 * D 2
From the EUT RF output power, the minimum mobile separation distance, d=0.2m, as well as the
gain of the used antenna, the RF power density can be obtained.


Measurement Result
Operation Frequency: BT: 2402-2480MHz
Power density limited: 1mW/ cm2
Antenna Type: PCB antenna
Antenna gain: 1dBi,
R=20cm


                                                                                                                    Power
                               conducted                                                              Evaluation
                                                                 Max                   Antenna                      density
                                 power                                                                  result
      Channel                                Tune-up                                                                 Limits
                  modulation
    Freq. (MHz)                            power (dBm)    tune-up power                 Gain
                                (dBm)                                                                 (mW/cm2 )    (mW/cm2)
                                                         (dBm)         (mW)    (dBi)        Numeric
      2402                       1.73         1±1         2            1.585   1.00            1.26    0.0004         1

      2441          GFSK         1.61         1±1         2            1.585   1.00            1.26    0.0004         1
      2480                       1.71         1±1         2            1.585   1.00            1.26    0.0004         1

      2402                       2.76         2±1         3            1.995   1.00            1.26    0.0005         1

      2441        π/4-DQPSK      2.65         2±1         3            1.995   1.00            1.26    0.0005         1

      2480                       2.74         2±1         3            1.995   1.00            1.26    0.0005         1




Conclusion:
For the max result : 0.0004≤ 1.0 for Max Power Density, compliance RF exposure..




Signature:                                                                                       Date: 2018-11-09
3

NAME AND TITLE (Please print or type): Jason Chen/Manager
COMPANY (Please print or type): Shenzhen NTEK Testing Technology Co., Ltd./ 1/F, Building E,
Fenda Science Park, Sanwei Community, Xixiang Street Bao’an District, Shenzhen P.R. China.



Document Created: 2018-11-09 11:25:08
Document Modified: 2018-11-09 11:25:08

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