2AFZZM2341E1RWireless Earphones with Bluetooth

Rev 1/26/2023 Xiaomi Communications Co., Ltd. #019, 9th Floor, Building 6, 33 Xi'erqi Middle Road, Haidian District,Beijing,China100085 Tel: 010 6060 6666 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: March 8, 2024 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2AFZZM2341E1R Xiaomi Communications Co., Ltd. certifies that the equipment for which authorization is sought is not“covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Zengqingyao Xiaomi Communications Co., Ltd. Rev 1/26/2023 Xiaomi Communications Co., Ltd. #019, 9th Floor, Building 6, 33 Xi'erqi Middle Road, Haidian District,Beijing,China100085 Tel: 010 6060 6666 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: March 8, 2024 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2AFZZM2341E1R Xiaomi Communications Co., Ltd. certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, Zengqingyao Xiaomi Communications Co., Ltd.

XiaomiCommunicationsCo.,Ltd. #019,9thFloor,Building6,33Xi'erqiMiddleRoad,HaidianDistrict,Beijing,China100085 Tel:01060606666 Date:March8,2024 PowerofAttorney Towhomitmayconcern, PleasebenotifiedthatI,qingyaozeng,havedesignatedWuXueweninShenzhenBalun TechnologyCo.,Ltd.asthepersonbeingresponsibleforthisprojectandtosigntheform731and otherdocumentation. AnyandallactscarriedoutbyWuXueweninShenzhenBalunTechnologyCo.,Ltd.onthematters ofrelatingtoallprocessesrequiredintheFCCapprovalandanycommunicationneededwiththe nationalauthority,shallhavethesamelegalauthorityasactsonourownbehalf. Wefurthercertifiesthatneithertheapplicantnoranypartytothisapplication,asdefinedin47CFR Ch.1.2002(b),issubjecttoadenialtoFederalbenefits,thatincludeFCCbenefits,pursuantto section5301oftheAnti-DrugAbuseActof1998,21U.S.C862. Thisauthorizationislimitedtotheproductofasfollowing: FCCID:2AFZZM2341E1R Ifyouhaveanyacknowledgementandresponse,pleasesendittoShenzhenBalunTechnologyCo., Ltd.directly. Shouldyouhaveanyquestionsorcommentsregardingthismatter,pleasehavemybestattention. Sincerelyyours, ____ ContactPerson:Zengqingyao E-mail:[email protected]

1/1 XiaomiCommunicationsCo.,Ltd. #019,9thFloor,Building6,33Xi'erqiMiddleRoad,HaidianDistrict,Beijing,China100085 Tel:01060606666 Date:March8,2024 FederalCommunicationsCommission AuthorizationandEvaluationDivision RE:CertificationApplication FCCID:2AFZZM2341E1R ToWhomItMayConcern, Pursuanttosections0.457and0.459ofCFR47,PublicNoticeDA04-1705oftheCommission’s policyandtoavoidprematurereleaseofsensitiveinformationpriortomarketingorreleaseofthe producttothepublic,theapplicantrequeststhefollowingdocumentscontainedinthiscertification applicationbetemporarilywithheldfrompublicdisclosureforaninitialperiodof180days: ExternalPhotos InternalPhotos Testset-upphotos UsersManual Theapplicationcontainstechnicalinformation,whichXiaomiCommunicationsCo.,Ltd.deems tobetradesecretsandproprietary.Ifmadepublic,theinformationmightbeusedtothe disadvantageoftheapplicantinthemarketplace. TheApplicantunderstandsthatpursuanttoRule0.457,disclosureofthisApplicationandall accompanyingdocumentationwillnotbemadebeforethedateoftheGrantforthisapplication Sincerely, ____ ContactPerson:Zengqingyao E-mail:[email protected]

Rev.1/1/03 XiaomiCommunicationsCo.,Ltd. #019,9thFloor,Building6,33Xi'erqiMiddleRoad,HaidianDistrict,Beijing,China100085 Tel:01060606666 Date:March8,2024 FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2AFZZM2341E1R, PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: Schematics BlockDiagram PartsList OperationDescription TuneupProcedure Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthisapplication andallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrantforthis application. Sincerely, ________________________ ContactPerson:Zengqingyao E-mail:[email protected]

Label& Location 4pt fontis not achievabledueto productdimensions.Pursuantto FCCKDB784748 D01section3, certificationnumbersare includedin userguideand modelnumbersare located on the productlabelof eachearbud.Belowis an excerptfromthe user guide,and a drawingwith the modelnumber/HVIN. HVINRIGHT:M2341E1R HVINLEFT:M2341E1L IC: 25903-M2341E1R IC: 25903-M2341E1L FCC ID: 2AFZZM2341E1R FCC ID: 2AFZZM2341E1L

Report No.: BL-SZ2420105-702 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 35 Web: www.titcgroup.com Template No.: TRP-FCC DASY-BodyI-1 (2023-01-30) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China TEST REPORT Applicant: Xiaomi Communications Co., Ltd. Address: #019, 9th Floor, Building 6, 33 Xi'erqi Middle Road, Haidian District, Beijing, China, 100085 Equipment Type: Wireless Earphones Model Name: M2341E1 Brand Name: XIAOMI FCC ID: 2AFZZM2341E1R Test Standard: FCC 47 CFR Part 2.1093 (refer to section 3.1) Maximum SAR: Head (1 g@0mm): 0.63 W/kg Sample Arrival Date: Feb. 02, 2024 Test Date Feb. 26, 2024 Date of Issue: Mar. 07, 2024 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Xiong Lining Checked by: Xu Rui Approved by: Tolan Tu (Testing Director) _______________ _______________ _______________ Report No.: BL-SZ2420105-702 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 35 Web: www.titcgroup.com Template No.: TRP-FCC DASY-BodyI-1 (2023-01-30) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Revision History Version Issue Date Revisions Content Rev. 01 Mar. 07, 2024 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 4 1.1 Test Laboratory ............................................................................................................ 4 1.2 Test Location ................................................................................................................ 4 1.3 Test Environment Condition .......................................................................................... 4 2 PRODUCT INFORMATION ....................................................................................................... 5 2.1 Applicant Information .................................................................................................... 5 2.2 Manufacturer Information .............................................................................................. 5 2.3 General Description for Equipment under Test (EUT) ................................................... 5 2.4 Ancillary Equipment ...................................................................................................... 5 2.5 Technical Information ................................................................................................... 6 3 SUMMARY OF TEST RESULT ................................................................................................. 7 3.1 Test Standards ............................................................................................................. 7 3.2 Device Category and SAR Limit ................................................................................... 8 3.3 Test Result Summary ................................................................................................... 9 3.4 Test Uncertainty ......................................................................................................... 10 4 MEASUREMENT SYSTEM ..................................................................................................... 11 4.1 Specific Absorption Rate (SAR)Definition ................................................................... 11 4.2 DASY SAR System .................................................................................................... 12 5 SYSTEM VERIFICATION ........................................................................................................ 19 5.1 Purpose of System Check .......................................................................................... 19 5.2 System Check Setup .................................................................................................. 19 6 TEST POSITION CONFIGURATIONS .................................................................................... 20 6.1 Body-worn Position Conditions ................................................................................... 20 7 MEASUREMENT PROCEDURE ............................................................................................. 21 Report No.: BL-SZ2420105-702 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 35 Web: www.titcgroup.com Template No.: TRP-FCC DASY-BodyI-1 (2023-01-30) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 7.1 Measurement Process Diagram ................................................................................. 21 7.2 SAR Scan General Requirement ................................................................................ 22 7.3 Measurement Procedure ............................................................................................ 23 7.4 Area & Zoom Scan Procedure .................................................................................... 23 8 CONDUCTED RF OUPUT POWER ........................................................................................ 24 8.1 Bluetooth .................................................................................................................... 24 9 TEST EXCLUSION CONSIDERATION ................................................................................... 25 10 TEST RESULT ........................................................................................................................ 26 10.1 Bluetooth .................................................................................................................... 26 11 SAR Measurement Variability .................................................................................................. 27 12 SIMULTANEOUS TRANSMISSION ......................................................................................... 28 13 TEST EQUIPMENTS…

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Report No.: BL-SZ2420105-AC 1 / 36 CALIBRATION REPORT F.1 E-Field Probe (EX3DV4 - SN:7607) Report No.: BL-SZ2420105-AC 2 / 36 Report No.: BL-SZ2420105-AC 3 / 36 Report No.: BL-SZ2420105-AC 4 / 36 Report No.: BL-SZ2420105-AC 5 / 36 Report No.: BL-SZ2420105-AC 6 / 36 Report No.: BL-SZ2420105-AC 7 / 36 Report No.: BL-SZ2420105-AC 8 / 36 Report No.: BL-SZ2420105-AC 9 / 36 Report No.: BL-SZ2420105-AC 10 / 36 Report No.: BL-SZ2420105-AC 11 / 36 Report No.: BL-SZ2420105-AC 12 / 36 Report No.: BL-SZ2420105-AC 13 / 36 Report No.: BL-SZ2420105-AC 14 / 36 Report No.: BL-SZ2420105-AC 15 / 36 Report No.: BL-SZ2420105-AC 16 / 36 Report No.: BL-SZ2420105-AC 17 / 36 Report No.: BL-SZ2420105-AC 18 / 36 Report No.: BL-SZ2420105-AC 19 / 36 Report No.: BL-SZ2420105-AC 20 / 36 Report No.: BL-SZ2420105-AC 21 / 36 Report No.: BL-SZ2420105-AC 22 / 36 Report No.: BL-SZ2420105-AC 23 / 36 F.2 Data Acquisition Electronics (DAE4 - SN:878) Report No.: BL-SZ2420105-AC 24 / 36 Report No.: BL-SZ2420105-AC 25 / 36 Report No.: BL-SZ2420105-AC 26 / 36 Report No.: BL-SZ2420105-AC 27 / 36 Report No.: BL-SZ2420105-AC 28 / 36 F.3 2450 MHz Dipole Report No.: BL-SZ2420105-AC 29 / 36 Report No.: BL-SZ2420105-AC 30 / 36 Report No.: BL-SZ2420105-AC 31 / 36 Report No.: BL-SZ2420105-AC 32 / 36 Report No.: BL-SZ2420105-AC 33 / 36 Report No.: BL-SZ2420105-AC 34 / 36 Report No.: BL-SZ2420105-AC 35 / 36 Report No.: BL-SZ2420105-AC 36 / 36 D2450V2 Dipole impedance and return loss Validation Meas. Results Current Meas. Previous Meas. Max. Deviation Meas. Data 2023.05.17 2022.05.18 / Return Loss(dB) -26.656 -26.401 0.97% Impedance 54.73 Ω -1.149 jΩ 54.102 Ω +2.830 jΩ -3.979Ω (Imaginary part) Return Loss for Head TSL Impedance for Head TSL --END OF REPORT--

Report No.: BL-SZ2420105-AT 1 / 1 Normal Mode RF Power Range (Bluetooth) Band (GHz) Mode Channel Freq. (MHz) Range(dBm) Bluetooth (2.4~2.4835) GFSK 0 2402 [11.00, 13.00] 39 2441 [11.00, 13.00] 78 2480 [11.00, 13.00] π/4-DQPSK 0 2402 [9.50, 11.50] 39 2441 [9.50, 11.50] 78 2480 [9.50, 11.50] 8-DPSK 0 2402 [9.50, 11.50] 39 2441 [9.50, 11.50] 78 2480 [9.50, 11.50] BLE (1Mbps) 0 2402 [7.50, 9.50] 19 2440 [7.50, 9.50] 39 2480 [7.50, 9.50] BLE (2Mbps) 1 2404 [7.50, 9.50] 19 2440 [7.50, 9.50] 38 2478 [7.50, 9.50] --BLANK BELOW--

AntennaReport ManufacturerInformation Antennamanufacturer KunshanRuixiangXuntong CommunicationTechnologyCo.,Ltd Address 101,Building7,ZijingShuangchuang Park,IntersectionofHuahuiRoadand TongshengIndustrialParkRoad, LonghuaDistrict,ShenzhenCity, GuangdongProvince AntennagainvalueLeftandrightears:-3dBi

Report No.: BL-SZ2420105-602 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 72 Web: www.titcgroup.com Template No.: TRP-FCC&ISED 247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China TEST REPORT Applicant: Xiaomi Communications Co., Ltd. Address: #019, 9th Floor, Building 6, 33 Xi'erqi Middle Road, Haidian District, Beijing, China, 100085 Equipment Type: Wireless Earphones Model Name: M2341E1 Brand Name: XIAOMI FCC ID: 2AFZZM2341E1R ISED Number: 25903-M2341E1R Test Standard: 47 CFR Part 15 Subpart C RSS-Gen Issue 5 RSS-247 Issue 3 (refer to section 3.1) Sample Arrival Date: Feb. 02, 2024 Test Date: Feb. 05, 2024 - Feb. 29, 2024 Date of Issue: Mar. 07, 2024 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Julie Zhu Checked by: Ye Hongji Approved by: Liao Jianming (Technical Director) _______________ _______________ _______________ Report No.: BL-SZ2420105-602 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 72 Web: www.titcgroup.com Template No.: TRP-FCC&ISED 247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Revision History Version Issue Date Revisions Rev. 01 Mar. 07, 2024 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 4 1.1 Test Laboratory ............................................................................................................ 4 1.2 Test Location ................................................................................................................ 4 2 PRODUCT INFORMATION ....................................................................................................... 5 2.1 Applicant Information .................................................................................................... 5 2.2 Manufacturer Information .............................................................................................. 5 2.3 General Description for Equipment under Test (EUT) ................................................... 5 2.4 Technical Information ................................................................................................... 6 3 SUMMARY OF TEST RESULTS ............................................................................................... 7 3.1 Test Standards ............................................................................................................. 7 3.2 Test Verdict .................................................................................................................. 7 4 GENERAL TEST CONFIGURATIONS ...................................................................................... 8 4.1 Test Environments ........................................................................................................ 8 4.2 Test Equipment List ...................................................................................................... 8 4.3 Test Software List ......................................................................................................... 8 4.4 Measurement Uncertainty ............................................................................................. 9 4.5 Description of Test Setup ............................................................................................. 9 4.6 Measurement Results Explanation Example ............................................................... 12 5 TEST ITEMS ........................................................................................................................... 13 5.1 Antenna Requirements ............................................................................................... 13 5.2 Output Power ............................................................................................................. 14 5.3 Occupied Bandwidth ................................................................................................... 16 5.4 Conducted Spurious Emission .................................................................................... 17 5.5 Band Edge (Authorized-band band-edge) ................................................................... 19 Report No.: BL-SZ2420105-602 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 72 Web: www.titcgroup.com Template No.: TRP-FCC&ISED 247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 5.6 Conducted Emission ................................................................................................... 21 5.7 Radiated Spurious Emission ....................................................................................... 22 5.8 Band Edge (Restricted-band band-edge) .................................................................... 27 5.9 Power Spectral density (PSD) .................................................................................... 28 ANNEX A TEST RESULT ........................................................................................................... 29 A.1 Output Power, E.I.R.P, Duty Cycle ............................................................................. 29 A.2 Occupied Bandwidth ................................................................................................... 33 A.3 Conducted Spurious Emissions .................................................................................. 38 A.4 Band Edge (Authorized-band band-edge) ................................................................... 45 A.5 Conducted Emissions ................................................................................................. 48 A.6 Radiated Spurious Emission ....................................................................................... 50 A.7 Ba…

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