2AOKB-A3936LCWireless Headphone

AnkerInnovationsLimited Room1318-19,HollywoodPlaza,610 NathanRoad,Mongkok,Kowloon,Hongkong FederalCommunicationsCommission Authorizationand EvaluationDivision 7435OaklandMillsRoad Columbia,MD 21046 USA Date:Jan. 31, 2024 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2AOKB-A3936LC FRN: 0027073105 [AnkerInnovationsLimited] (“the applicant”) certifiesthat the equipmentfor whichauthorizationis soughtis not“covered” equipmentprohibitedfromreceivingan equipmentauthorizationpursuantto section2.903of the FCC rules. Sincerely, (Applicantsignature) (LouisQi)

AnkerInnovationsLimited Room1318-19,HollywoodPlaza,610 NathanRoad,Mongkok,Kowloon,Hongkong FederalCommunicationsCommission Authorizationand EvaluationDivision 7435OaklandMillsRoad Columbia,MD 21046 USA Date:Jan. 31, 2024 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2AOKB-A3936LC FRN: 0027073105 [AnkerInnovationsLimited](“the applicant”) certifiesthat,as of the dateof the filingof the application, the applicantis notidentifiedon the CoveredList as an entityproducing“covered” equipment. Sincerely, (Applicantsignature) (LouisQi)

Anker Innovations Limited 2.911 (d)(7)USA Agent v1.2 Section 2.911(d)(7) USA Agent for S ervice of Process Company name: Anker Innovations Limited Address: Room 1318-19, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hongkong FRN: 0027073105 2.911(d)(7) USA Designated Agent for Service of Process We, [Anker Innovations Limited] (“the applicant”) designate [Fantasia Trading LLC] NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent:We Acknowledge our consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledge our acceptance of our obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation:We Acknowledge our obligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email address for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. USA Agent Company name: Fantasia Trading LLC Address: 5350 Ontario Mills Pkwy, STE 100, Ontario, CA 91764, United States FRN: 0033423005 Contact Name: Louis Qi Telephone No: +1 (800)988 7973 Email: [email protected] Applicant Company name: Anker Innovations Limited Address: Room 1318-19, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hongkong Grantee Code: 2AOKB Contact Name: Louis.qi Telephone No: +86-755-86544807 Email:[email protected] Signature: Signature: Title:Compliance ManagerTitle: Compliance Manager Date:21/2/2023Date: 21/2/2023 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference; Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-th e-communications-supply-chain-through-the

AnkerInnovationsLimited Room1318-19,HollywoodPlaza,610NathanRoad,Mongkok,Kowloon,Hongkong Long/Short-termConfidentialityRequest FederalCommunicationsCommissionDate:Jan.31,2024 44512 th StreetSW Washington,DC20554 FCCID:2AOKB-A3936LC ToWhomitmayconcerns, Pursuanttosections0.457(d)and0.459ofCFR47andtoavoidprematurereleaseof sensitiveinformationpriortomarketingorreleaseoftheproducttothepublic,wehereby requestslong-termconfidentialtreatmentofinformationaccompanyingthisapplicationas outlinedbelow: SchematicsPartsList BlockDiagramTune-UpInfo OperationalDescriptionAntennaSpecificationFCC_Confidential Inadditionweherebyrequestthefollowingexhibitscontainedinthisapplicationtobe temporarily(short-termconfidentilality)withheldfromthepublicdisclosure foraninitialperiodof180daysuntil:notapplicable ExternalPhotosTestSetupPhotos InternalPhotosUsersManual Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarily releasedtothepublic.Thepublicdisclosureofthesemattersmightbeharmfultothe applicantandprovideunjustifiedbenefitstoitscompetitors. Theapplicantunderstandsthatpursuanttorule0.457(d),disclosureofthisapplicationand allaccompanyingdocumentationwillnotbemadebeforethedateoftheGRANTforthis application. Ifyouhaveanyquestions,pleasefeelfreetocontactme. Yourssincerely, Signatory Contactperson:LouisQi Title:GeneralManager

Anker Innovations Limited Room 1318-19, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hongkong Letter of Authorization Company: Anker Innovations Limited Address: Room 1318-19, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hongkong Product Name: Wireless Headphone Model Number(s): A3936LC Product Description: Wireless Headphone We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: Jan. 31, 2024 Name: Louis Qi Title: General Manager Company: Anker Innovations Limited

FCC ID Label Location The product does not have enough space to place the label, and FCC ID is reflected in the user manual and package. User manual as below:

Page 1 of 39 SAR Test Report Report No.: AGC01110240126FH01 FCC ID : 2AOKB-A3936LC APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : Wireless Headphone BRAND NAME : soundcore MODEL NAME : A3936LC APPLICANT : Anker Innovations Limited DATE OF ISSUE : Jan. 30, 2024 STANDARD(S) : IEEE Std. 1528:2013 FCC 47 CFR Part 2§2.1093 IEEE Std C95.1 ™-2005 REPORT VERSION : V1.0 Attestation of Global Compliance(Shenzhen) Co., Ltd. Report No.: AGC01110240126FH01 Page 2 of 39 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Jan. 30, 2024 Valid Initial Release Report No.: AGC01110240126FH01 Page 3 of 39 Test Report Applicant Name Anker Innovations Limited Applicant Address Room 1318-19, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hongkong Manufacturer Name Anker Innovations Limited Manufacturer Address Room 1318-19, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hongkong Factory Name N/A Factory Address N/A Product Designation Wireless Headphone Brand Name soundcore Model Name A3936LC EUT Voltage DC 3.85V by battery Applicable Standard IEEE Std. 1528:2013 FCC 47 CFR Part 2§2.1093 IEEE Std C95.1 ™-2005 Date of receipt of test item Jan. 18, 2024 Test Date Jan. 27, 2024 Report Template AGCRT-US-2.4GHz BT/SAR (2021-04-20) Note: The results of testing in this report apply to the product/system which was tested only. Prepared By Thea Huang (Project Engineer) Jan. 30, 2024 Reviewed By Calvin Liu (Reviewer) Jan. 30, 2024 Approved By Max Zhang (Authorized Officer) Jan. 30, 2024 Report No.: AGC01110240126FH01 Page 4 of 39 TABLE OF CONTENTS 1. SUMMARY OF MAXIMUM SAR VALUE ......................................................................................................... 5 2. GENERAL INFORMATION ............................................................................................................................... 6 2.1. EUT DESCRIPTION......................................................................................................................................... 6 3. SAR MEASUREMENT SYSTEM ........................................................................................................................ 7 3.1. THE SATIMO SYSTEM USED FOR PERFORMING COMPLIANCE TESTS CONSISTS OF FOLLOWING ITEMS .................. 7 3.2. COMOSAR E-FIELD PROBE .......................................................................................................................... 8 3.3. ROBOT .......................................................................................................................................................... 8 3.4. VIDEO POSITIONING SYSTEM .......................................................................................................................... 9 3.5. DEVICE HOLDER ............................................................................................................................................ 9 3.6. SAM TWIN PHANTOM ................................................................................................................................... 10 4. SAR MEASUREMENT PROCEDURE .............................................................................................................. 11 4.1. SPECIFIC ABSORPTION RATE (SAR) .............................................................................................................. 11 4.2. SAR MEASUREMENT PROCEDURE ................................................................................................................ 12 4.3. RF EXPOSURE CONDITIONS ......................................................................................................................... 14 5. TISSUE SIMULATING LIQUID ......................................................................................................................... 16 5.1. THE COMPOSITION OF THE TISSUE SIMULATING LIQUID..................................................................................... 16 5.2. TISSUE DIELECTRIC PARAMETERS FOR HEAD AND BODY PHANTOMS ............................................................... 16 5.3. TISSUE CALIBRATION RESULT ....................................................................................................................... 17 6. SAR SYSTEM CHECK PROCEDURE ........................................................................................................... 18 6.1. SAR SYSTEM CHECK PROCEDURES ............................................................................................................. 18 6.2. SAR SYSTEM CHECK ................................................................................................................................... 19 7. EUT TEST POSITION ...................................................................................................................................... 21 7.1. TEST POSITION ............................................................................................................................................ 21 8. SAR EXPOSURE LIMITS ............................................................................................................................... 22 9. TEST FACILITY .............................................................................................................................................. 23 10. TEST EQUIPMENT LIST .............................................................................................................................. 24 11. MEASUREMENT UNCERTAINTY ................................................................................................................ 25 12. CONDUCTED POWER MEASUREMENT ..................................................................................................... 28 13. TEST RESULTS ........................................................................................................................................... 29 13.1. SAR TEST RESULTS SUMMARY................…

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CALIBRATION DATA PROBE CALIBRATION DATA DIPOLE CALIBRATION DATA

Page 1 of 82 FCC Test Report Report No.: AGC01110240126FR02 FCC ID : 2AOKB-A3936LC APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : Wireless Headphone BRAND NAME : soundcore MODEL NAME : A3936LC APPLICANT : Anker Innovations Limited DATE OF ISSUE : Jan. 26, 2024 STANDARD(S) : FCC Part 15 Subpart C §15.247 REPORT VERSION : V1.0 Attestation of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC01110240126FR02 Page 2 of 82 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Jan. 26, 2024 Valid Initial Release Report No.: AGC01110240126FR02 Page 3 of 82 Table of Contents 1. General Information ........................................................................................................................................ 5 2. Product Information ........................................................................................................................................ 6 2.1 Product Technical Description ................................................................................................................... 6 2.2 Test Frequency List ................................................................................................................................... 6 2.3 Related Submittal(S) / Grant (S) ............................................................................................................... 7 2.4 Test Methodology ...................................................................................................................................... 7 2.5 Receiver Input Bandwidth ......................................................................................................................... 7 2.6 Equally Average Use of Frequencies And Behaviour ............................................................................... 7 2.7 Pseudorandom Frequency Hopping Sequence ........................................................................................ 8 2.8 Special Accessories .................................................................................................................................. 9 2.9 Equipment Modifications ........................................................................................................................... 9 2.10 Antenna Requirement ............................................................................................................................. 9 3. Test Environment .......................................................................................................................................... 10 3.1 Address of The Test Laboratory .............................................................................................................. 10 3.2 Test Facility .............................................................................................................................................. 10 3.3 Environmental Conditions ....................................................................................................................... 11 3.4 Measurement Uncertainty ....................................................................................................................... 11 3.5 List of Equipment Used ........................................................................................................................... 12 4.System Test Configuration ............................................................................................................................ 14 4.1 EUT Configuration ................................................................................................................................... 14 4.2 EUT Exercise ........................................................................................................................................... 14 4.3 Configuration of Tested System .............................................................................................................. 14 4.4 Equipment Used in Tested System ......................................................................................................... 14 4.5 Summary of Test Results ........................................................................................................................ 15 5. Description of Test Modes ........................................................................................................................... 16 6. RF Output Power Measurement .................................................................................................................. 17 6.1 Provisions Applicable .............................................................................................................................. 17 6.2 Measurement Procedure ......................................................................................................................... 17 6.3 Measurement Setup (Block Diagram of Configuration) .......................................................................... 17 6.4 Measurement Result ............................................................................................................................... 18 7. 20dB Bandwidth and 99% Occupied Bandwidth Measurement ............................................................... 24 7.1 Provisions Applicable .............................................................................................................................. 24 7.2 Measurement Procedure ......................................................................................................................... 24 7.3 Measurement Setup (Block Diagram of Configuration) .......................................................................... 24 7.4 Measurement Results ............................................................................................................................. 25 8. Conducted Band Edge and Out-of-Band Emissions .............................…

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3 I: The report of passive data Angilent E5071C S11 parameter： 4 Efficiency： BT Frequency （MHz） Gain (dBi) Efficiency (dB ) Efficiency 2400 -2.60 -7.43 18% 2410 -2.61 -7.04 20% 2420 -2.64 -6.88 20% 2430 -2.64 -6.85 21% 2440 -2.70 -6.74 21% 2450 -3.16 -6.95 20% 2460 -3.29 -6.87 21% 2470 -3.49 -6.95 20% 2480 -4.00 -7.44 18% Average value -3.02 -7.02 20% 3D Antenna radiation pattern: 5 Antenna radiation pattern: Theta=90.00deg Phi=90.00deg Phi=0.00deg 6 II：3D Active test report of antenna Free space Channel TRP（dBm） TIS（dBm） L CH 0 4.3 -90.0 CH 39 5.2 -90.1 CH 78 5.4 -89.3 Headform Channel TRP（dBm） TIS（dBm） L CH 0 -0.3 -85.3 CH 39 -0.5 -84.5 CH 78 -0.5 -84.1 OTA Standard Chamber III：Matching circuit Element Value E1(0201) N/A E2(0201) 0 ohm E3(0201) N/A 8 V：Structure file