RF exposure info

FCC ID: 2AL9B-MZX890

RF Exposure Info

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FCCID_4270933

Shenzhen HUAK Testing Technology Co., Ltd.                                                              FCC ID: 2AL9B-MZX890


RADIO FREQUENCY EXPOSURE
  Limit
    According to section 4.3.1 of KDB 447498 D01 General RF Exposure Guidance v06, SAR evaluation is
    required if the separation distance between the user and/or bystander and the antenna and/or radiating
    element of the device is less than or equal to 20 cm, except when the device operates at or below the
    applicable output power level (adjusted for tune-up tolerance) for the specified separation distance
    defined in Appendix A.
                                                           Appendix A
                      SAR Test Exclusion Thresholds for 100 MHz – 6 GHz and ≤ 50 mm

          MHz               5                10               15                20              25                  mm
          150               39               77               116              155              194
          300               27               55               82               110              137
          450               22               45               67                89              112
          835               16               33               49                66              82
          900               16               32               47                63              79
          1500              12               24               37                49              61              SAR Test
          1900              11               22               33                44              54              Exclusion
          2450              10               19               29                38              48              Threshold
          3600              8                16               24                32              40                 (mW)
          5200              7                13               20                26              33
          5400              6                13               19                26              32
          5800              6                12               19                25              31


          MHz               30               35               40                45              50                  mm
          150               232              271              310              349              387
          300               164              192              219              246              274
          450               134              157              179              201              224
          835               98               115              131              148              164
          900               95               111              126              142              158             SAR Test
          1500              73               86               98               110              122             Exclusion
          1900              65               76               87                98              109             Threshold
          2450              57               67               77                86              96                (mW)
          3600              47               55               63                71              79
          5200              39               46               53                59              66
          5400              39               45               52                58              65
          5800              37               44               50                56              62

Note: Manufacturer declared that the maximum antenna gain is 0.0dBi (Max.).




     This report shall not be reproduced except in full, without the written approval of Shenzhen HUAK Testing Technology Co., Ltd.
                                                                  Page 1 of 2


Shenzhen HUAK Testing Technology Co., Ltd.                                                              FCC ID: 2AL9B-MZX890


         Conducted Power Results
                                                                Frequency              Measured Peak Output Power
               Test Mode                    Channel
                                                                  (MHz)                          (dBm)
                                               00                  2402                          7.157
                  GFSK                         39                  2441                          7.376
                                               78                  2480                          7.459
                                               00                  2402                          6.449
              π/4-DQPSK                        39                  2441                          6.656
                                               78                  2480                          6.642
                                               00                  2402                          6.577
                8-DPSK                         39                  2441                          6.876
                                               78                  2480                          6.940

         Manufacturing tolerance
                                                       GFSK (Peak)
                 Channel                     Channel 0          Channel 39                              Channel 78
              Target (dBm)                      7.0                 7.0                                    7.0
             Tolerance ±(dB)                    1.0                 1.0                                    1.0
                                                    π/4-DQPSK (Peak)
                 Channel                     Channel 0          Channel 39                              Channel 78
              Target (dBm)                      6.5                 6.5                                    6.5
             Tolerance ±(dB)                    1.0                 1.0                                    1.0
                                                      8-DPSK (Peak)
                 Channel                     Channel 0          Channel 39                              Channel 78
              Target (dBm)                      6.5                 6.5                                    6.5
             Tolerance ±(dB)                    1.0                 1.0                                    1.0


         Results
                                                                         Max. Eirp             Max. Eirp
                         Channel             Max. Tune Up                                                              Exemption
     Test                                                                including          including Tune
                        Frequency               Power                                                                    Limit
     Mode                                                                 Tune Up                 Up
                          (MHz)              (dBm, Peak)                                                                 (mW)
                                                                       (dBm, Peak)            (mW, Peak)
                            2402                     8.0                    8.0                  6.31                        10
     GFSK                   2440                     8.0                    8.0                  6.31                        10
                            2480                     8.0                    8.0                  6.31                        10
                            2402                     7.5                    7.5                  5.62                        10
  π/4-DQPSK                 2440                     7.5                    7.5                  5.62                        10
                            2480                     7.5                    7.5                  5.62                        10
                            2402                     7.5                    7.5                  5.62                        10
    8-DPSK                  2440                     7.5                    7.5                  5.62                        10
                            2480                     7.5                    7.5                  5.62                        10

    The antenna gain of the EUT for BT is 0.0dBi (Max). the Maximum Eirp is used for Routine Evaluation
    Exemption according to section 4.3.1 of KDB 447498 D01.
    So, the SAR evaluation is not required.




     This report shall not be reproduced except in full, without the written approval of Shenzhen HUAK Testing Technology Co., Ltd.
                                                                  Page 2 of 2



Document Created: 2019-05-11 03:39:28
Document Modified: 2019-05-11 03:39:28

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