18_PT860 RFExp r1

FCC ID: ZJP-RD0605

RF Exposure Info

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FCCID_4079433

                                  Shenzhen Huaxia Testing Technology Co., Ltd
                                  1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District,
                                  Shenzhen, China
                                  Telephone:     +86-755-26648640
                                  Fax:           +86-755-26648637                 Report Template Version: V03
                                  Website:       www.cqa-cert.com                 Report Template Revision Date: Mar.1st, 2017



                RF Exposure Evaluation Report
Report No. :                        CQASZ20181000021E-02
Applicant:                          Shenzhen SKY DRAGON Audio-video Technology Co.LTD
Address of Applicant:               B16,Laneway 3,Liuxian 2RD,District71,Baoan,Shenzhen, China
Manufacturer:                       Shenzhen SKY DRAGON Audio-video Technology Co.LTD
Address of Manufacturer:            B16,Laneway 3,Liuxian 2RD,District71,Baoan,Shenzhen, China
Equipment Under Test (EUT):
Product:                            Party Speaker
All Model No.:                      PT860, ISB659B, RD0605
Test Model No.:                     PT860
Brand Name:                         SAMESAY, CKY
FCC ID:                             ZJP-RD0605
Standards:                          47 CFR Part 1.1307
                                    47 CFR Part 2.1093
                                    KDB447498D01 General RF Exposure Guidance v06

Date of Test:                       2018-10-25 to 2018-11-12
Date of Issue:                      2018-11-12
Test Result :                       PASS*




Tested By:
                                                 (Martin Lee)


Reviewed By:
                                                  (Aaron Ma)


Approved By:
                                                   ( Jack Ai)




* In the configuration tested, the EUT complied with the standards specified above.

The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to

the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full.


                                    Shenzhen Huaxia Testing Technology Co., Ltd
                                                      Report No.: CQASZ20181000021E-02


1   Version
                            Revision History Of Report

          Report No.          Version         Description           Issue Date
     CQASZ20181000021E-02     Rev.01         Initial report        2018-11-12




                              Page:2 of 6


                                                                                 Shenzhen Huaxia Testing Technology Co., Ltd
                                                                                                                    Report No.: CQASZ20181000021E-02



2         Contents
                                                                                                                                                                         Page
1       VERSION .....................................................................................................................................................................2

2       CONTENTS .................................................................................................................................................................3

3       GENERAL INFORMATION .......................................................................................................................................4
    3.1     CLIENT INFORMATION................................................................................................................................................4
    3.2     GENERAL DESCRIPTION OF EUT ................................................................................................................................4
4       SAR EVALUATION ....................................................................................................................................................5
    4.1 RF EXPOSURE COMPLIANCE REQUIREMENT ..............................................................................................................5
       4.1.1 Standard Requirement .................................................................................................................................5
       4.1.2 Limits ..............................................................................................................................................................5
       4.1.3 EUT RF Exposure .........................................................................................................................................5




                                                                     Page:3 of 6


                                                   Shenzhen Huaxia Testing Technology Co., Ltd
                                                                      Report No.: CQASZ20181000021E-02



3      General Information
3.1 Client Information
      Applicant:                   Shenzhen SKY DRAGON Audio-video Technology Co.LTD
      Address of Applicant:        B16,Laneway 3,Liuxian 2RD,District71,Baoan,Shenzhen, China
      Manufacturer:                Shenzhen SKY DRAGON Audio-video Technology Co.LTD
      Address of Manufacturer:     B16,Laneway 3,Liuxian 2RD,District71,Baoan,Shenzhen, China

3.2 General Description of EUT
      Product Name:                Party Speaker
      All Model No.:               PT860, ISB659B, RD0605
      Test Model No.:              PT860
      Trade Mark:                  SAMESAY, CKY
    Hardware Version:              V02
    Software Version:              V03
       Operation Frequency:        2402MHz~2480MHz
       Bluetooth Version:          V4.1
       Modulation Technique:       Frequency Hopping Spread Spectrum(FHSS)
       Modulation Type:            GFSK, π/4DQPSK
       Number of Channel:          79
       Hopping Channel Type:       Adaptive Frequency Hopping systems
       Sample Type:                   Mobile      Portable      Fix Location
       Test Software of EUT:       FCCAssist_V2.4 (manufacturer declare )
       Antenna Type:               PCB antenna
       Antenna Gain:               -0.58dBi
     Power Supply:                 Adapter:
                                   MODEL: JDA1400120WUS
                                   INPUT: 100-240~50/60Hz 0.8A
                                   OUTPUT: 14V 1.2A
                                   lithium battery:DC12V, 2000mAh

Note:
All model: PT860, ISB659B, RD0605
Only the model PT860 was tested, since the electrical circuit design, layout, components used and internal
wiring were identical for the above models, with difference being color of appearance and model name.




                                           Page:4 of 6


                                                Shenzhen Huaxia Testing Technology Co., Ltd
                                                                     Report No.: CQASZ20181000021E-02



4    SAR Evaluation
4.1 RF Exposure Compliance Requirement
4.1.1 Standard Requirement
     According to KDB447498D01 General RF Exposure Guidance v06
     4.3.1. Standalone SAR test exclusion considerations
            Unless specifically required by the published RF exposure KDB procedures, standalone 1-g head
     or body and 10-g extremity SAR evaluation for general population exposure conditions, by measurement
     or numerical simulation, is not required when the corresponding SAR Exclusion Threshold condition,
     listed below, is satisfied.
4.1.2 Limits
     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 calculation17
        The result is rounded to one decimal place for comparison
     The test exclusions are applicable only when the minimum test separation distance is ≤ 50 mm and
     for transmission frequencies between 100 MHz and 6 GHz. When the minimum test separation
     distance is < 5 mm, a distance of 5 mm is applied to determine SAR test exclusion
4.1.3 EUT RF Exposure




                                         Page:5 of 6


                                               Shenzhen Huaxia Testing Technology Co., Ltd
                                                                   Report No.: CQASZ20181000021E-02



    For BT:

   Measurement Data
                                              GFSK mode
              Test channel                                  Peak Output Power (dBm)
                Lowest                                                -2.340
                Middle                                                -2.420
                Highest                                               -2.530
                                            π/4DQPSK mode
              Test channel                                  Peak Output Power (dBm)
                Lowest                                                -1.580
                Middle                                                -1.440
                Highest                                               -1.710


    The Max Conducted Peak Output Power is -1.44dBm in Lowest channel(2.441GHz);
    The best case gain of the antenna is -0.58dBi.
    EIRP= -1.44dBm + -0.58dBi = -2.02dBm
    -2.02dBm logarithmic terms convert to numeric result is nearly 0.63mW
    According to the formula. calculate the EIRP test result:
   [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] ·
    [√f(GHz)]
    General RF Exposure = (0.63mW / 5 mm ) x √2.441GHz = 0.2 ①
    SAR requirement:
    S= 3.0                                                        ②;
    ① < ②.
    So the SAR report is not required.
Remark: The Max Conducted Peak Output Power data refer to report Report No.: CQASZ20181000021E-01




                                         Page:6 of 6



Document Created: 2018-11-20 17:06:13
Document Modified: 2018-11-20 17:06:13

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