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Xiamen Huoshiquan Import & Export CO., LTD Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AJ55HOLYSTONESE Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Block Diagram, Schematics, Operational Description, Block Diagram Operation Description schematic diagram The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Sincerely, Junxian Chen/Manager Xiamen Huoshiquan Import & Export CO., LTD Rev 11/20/07

Declaration on model difference We the undersigned hereby confirm that any of our production units bearing the following model numbers are identical in circuitry and electrical, mechanical and physical construction; the only differences are the model name and the color of appearance for trading purpose. FCC ID: 2AJ55HOLYSTONESE Production name Trade name Model no. quadcopter Holy Stone HS700E, HS720, HS720E, HS720G, HS720D, HS700, HS700D, HS700G, HS510, HS550, HS140, HS440, HS101, HS105, HS500, HS610, HS710, HS130, HS320, HS750, HS770, HS600, DE22, D11, D15, D22, D25, D33, D35, D55, HT15, HT20, HT25, HT30, HT35, HT50, HT45, HS115, HS125, HS135, HS155, HS225, HS130, HS250, HS260, HS280, HS290, HS360, HS390, HS430, HS530, HS560, HS570, HS590, HS630, HS660, HS670, HS690, HS730, HS740, HS750, HS760, HS780, HS790, HS830, HS840, HS850, HT55, HT60, HT65, HT70, HT75, HT80, HT85, HT90, D23, D65, D75, D85, D95, D55, HS270, HS100, F181W. We choose HS700E as the final test prototype Confirmed by Xiamen Huoshiquan Import & Export CO., LTD Authorized Signature: Junxian Chen/Manager Date: 2020-08-06

Xiamen Huoshiquan Import & Export CO., LTD Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 2020-08-06 SUBJECT: FCC Application for FCC ID: 2AJ55HOLYSTONESE To Whom It May Concern: We, the undersigned, hereby authorize Lisa Wang at EMTEK (SHENZHEN) CO., LTD.on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by EMTEK (SHENZHEN) CO., LTD. on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Junxian Chen/Manager Xiamen Huoshiquan Import & Export CO., LTD

EUT EXTERNAL PHOTOGRAPHS EUT View 1 EUT View 2 TRF NO. FCC15/A Page 1 of 4 Report No.: ES200616010W Ver.1.0 EUT View 3 EUT View 4 TRF NO. FCC15/A Page 2 of 4 Report No.: ES200616010W Ver.1.0 EUT View 5 EUT View 6 TRF NO. FCC15/A Page 3 of 4 Report No.: ES200616010W Ver.1.0 EUT View 7 ----------------The end---------------- TRF NO. FCC15/A Page 4 of 4 Report No.: ES200616010W Ver.1.0

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FCC ID : 2AJ55HOLYSTONESE 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) KDB 447498 D01 General RF Exposure Guidance v06 Limits for Maximum Permissible Exposure (MPE) Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) Average Time (A) Limits for Occupational/Control Exposures 300-1500 -- -- F/300 6 1500-100000 -- -- 5 6 (B) Limits for General Population/Uncontrol Exposures 300-1500 -- -- F/1500 6 1500-100000 -- -- 1 30 11.1 Friis transmission formula: Pd= (Pout*G)\ (4*pi*R 2 ) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in mW G= Numeric gain of the antenna relative to isotropic antenna Pi=3.1416 R= distance between observation point and center of the radiator in 20cm Pd the limit of MPE, 1mW/cm 2 . If we know the maximum gain of the nd total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. 11.2 Measurement Result 5G WIIF Mode Max Measured power (dBm) Max tune-up power (dBm) Antenna gain Antenna Gain Numeric Evaluation result (mW/cm2 ) Power density Limits (mW/cm2 ) Ant. 1 17.70 20 2 1.58 0.031546 1 Ant. 2 17.69 20 2 1.58 0.031546 1 Ant. 1+ Ant. 2 20.20 22 2 1.58 0.049998 1

TEST REPORT Product Name ： quadcopter Model Number ： HS700E, HS720, HS720E, HS720G, HS720D, HS700, HS700D, HS700G, HS510, HS550, HS140, HS440, HS101, HS105, HS500, HS610, HS710, HS130, HS320, HS750, HS770, HS600, DE22, D11, D15, D22, D25, D33, D35, D55, HT15, HT20, HT25, HT30, HT35, HT50, HT45, HS115, HS125, HS135, HS155, HS225, HS130, HS250, HS260, HS280, HS290, HS360, HS390, HS430, HS530, HS560, HS570, HS590, HS630, HS660, HS670, HS690, HS730, HS740, HS750, HS760, HS780, HS790, HS830, HS840, HS850, HT55, HT60, HT65, HT70, HT75, HT80, HT85, HT90, D23, D65, D75, D85, D95, D55, HS270, HS100, F181W FCC ID ： 2AJ55HOLYSTONESE Prepared for : Xiamen Huoshiquan Import & Export CO., LTD Address : Room 703,No. 813-2 Xiahe Road, Siming District, XIAMEN, China Prepared by : EMTEK (SHENZHEN) CO., LTD. Address : Building 69, Majialong Industry Zone, Nanshan District, Shenzhen, Guangdong, China Tel: (0755) 26954280 Fax: (0755) 26954282 Report Number : ES200616010W01 Date(s) of Tests : Jun. 23, 2020 to Jul. 27, 2020 Date of issue : Jul. 27, 2020 Report No. ES200616010W01 Page 1 of 36 Ver.1.0 Table of Contents 1 TEST RESULT CERTIFICATION ............................................................................................................................... 3 2 EUT TECHNICAL DESCRIPTION ............................................................................................................................. 5 3 SUMMARY OF TEST RESULT .................................................................................................................................... 6 4 TEST METHODOLOGY............................................................................................................................................... 7 4.1 GENERAL DESCRIPTION OF APPLIED STANDARDS .......................................................................... 7 4.2 MEASUREMENT EQUIPMENT USED ..................................................................................................... 7 4.3 DESCRIPTION OF TEST MODES ............................................................................................................. 8 5 FACILITIES AND ACCREDITATIONS ...................................................................................................................... 9 5.1 FACILITIES ................................................................................................................................................. 9 5.2 LABORATORY ACCREDITATIONS AND LISTINGS .............................................................................. 9 6 TEST SYSTEM UNCERTAINTY ............................................................................................................................... 10 7 SETUP OF EQUIPMENT UNDER TEST .................................................................................................................. 11 7.1 RADIO FREQUENCY TEST SETUP 1 ..................................................................................................... 11 7.2 RADIO FREQUENCY TEST SETUP 2 ..................................................................................................... 11 7.3 CONDUCTED EMISSION TEST SETUP ................................................................................................. 13 7.4 SUPPORT EQUIPMENT ........................................................................................................................... 13 8 TEST REQUIREMENTS ............................................................................................................................................. 14 8.1 BANDWIDTH TEST ................................................................................................................................. 14 8.2 RADIATED SPURIOUS EMISSION ........................................................................................................ 19 8.3 CONDUCTED EMISSIONS TEST ........................................................................................................... 32 8.4 ANTENNA APPLICATION ....................................................................................................................... 35 Report No. ES200616010W01 Page 2 of 36 Ver.1.0 1 TEST RESULT CERTIFICATION Applicant : Xiamen Huoshiquan Import & Export CO., LTD Address： Room 703,No. 813-2 Xiahe Road, Siming District, XIAMEN, China Manufacturer : Xiamen Huoshiquan Import & Export CO., LTD Address： Room 703,No. 813-2 Xiahe Road, Siming District, XIAMEN, China EUT : quadcopter Model Name : HS700E, HS720, HS720E, HS720G, HS720D, HS700, HS700D, HS700G, HS510, HS550, HS140, HS440, HS101, HS105, HS500, HS610, HS710, HS130, HS320, HS750, HS770, HS600, DE22, D11, D15, D22, D25, D33, D35, D55, HT15, HT20, HT25, HT30, HT35, HT50, HT45, HS115, HS125, HS135, HS155, HS225, HS130, HS250, HS260, HS280, HS290, HS360, HS390, HS430, HS530, HS560, HS570, HS590, HS630, HS660, HS670, HS690, HS730, HS740, HS750, HS760, HS780, HS790, HS830, HS840, HS850, HT55, HT60, HT65, HT70, HT75, HT80, HT85, HT90, D23, D65, D75, D85, D95, D55, HS270, HS100, F181W (Note: All models only different for model name and the color of appearance, the others are the same. ) Trademark : Holy Stone Measurement Procedure Used: APPLICABLE STANDARDS STANDARD TEST RESULT FCC 47 CFR Part 2, Subpart J FCC 47 CFR Part 15, Subpart C PASS The above equipment was tested by EMTEK(SHENZHEN) CO., LTD. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.10 (2013) and the energy emitted by the sample EUT tested as described in this report is in compliance with the requirements of FCC Rules Part 2 and Part 15.249 The test results of this report relate only to the tested sample identified in this report. Date of Test : Jun. 23, 2020 to Jul. 27, 2020 Prepared by : Qiang Wang/Editor Reviewer : Sewen Guo/Supervisor Approve & Authorized Signer : Lisa Wang/Manag…

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TEST SETUP PHOTOGRAPHS 1.1. Photos of Radiation Emission Measurement Spurious Emission Test Setup (Below 1GHz) Spurious Emission Test Setup (Above 1GHz) 1.2. Conducted Emission Test ----------------The end----------------