2BHXS-V3PLUSWireless Lavalier Microphone

Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. NOTE: This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. FCC Statement: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. RF exposure compliance statement: This device has been evaluated to meet the general RF exposure requirement

shenzhenshizhoujingdianzishangwuyouxiangongsi CoveredEquipmentCertificationAttestationLetter DATE FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2BHXS-V3PLUS shenzhenshizhoujingdianzishangwuyouxiangongsi( “ theapplicant ” )certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipmentprohibited fromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. shenzhenshizhoujingdianzishangwuyouxiangongsi(“theapplicant”)certifiesthat,asof thedateofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredList asanentityproducing“covered”equipment. Signed: Name:YongchaoLi Title:Manager Company:shenzhenshizhoujingdianzishangwuyouxiangongsi Date:2024/07/27

U.S.AgentDesignation U.S.agent 3 0 V , U - ) 7 ( ) d ( 1 1 9 . 2 _ t n e g A _ S U ] l e d o m [ _ 8 4 CLLaciremAPER:ynapmoC reganaM:eltiT uXneBrM:emaN erutangi Applicant Signature Name:Yongchao Li Title:Manager Date: 2024/07/27 S ,ylerecniS .)7()d(119.2 §rednudetsilstnemeriuqernoitacilppaehtfoerawaeraewtahtdnaevobaehtmrifnocew,mrofsihtgningisyB .retalsirevehcihw,tnempiuqeehtgnivlovni gnideecorplaicidujroevitartsinimdadetaler-noissimmoCynafonoisulcnocehtro,.S.Uehtnihtiwtnempiuqe elbacilppaehtfonoitatropmidnagnitekramlladetanimretyltnenamrepsaheetnargehtrehtieretfaraeyenonaht sselonrofsetatSdetinUehtnissecorpfoecivresroftnegananiatniamotnoitagilbostistpeccatnacilppAehT .tnacilppAehtfoflahebnossecorpfoecivrestpeccaotnoitagilboriehtsegdelwonkcaCLLaciremAPER [email protected]:tnega.S.UfosserddaliamE 0052914300:tnega.S.UfoNRF 60908OC,sgnirpSodaroloC ,325#AetS,dvlBymedacAS0156,UXneB,CLLaciremAPER:tnegafosserdda.S.UlacisyhP CLLaciremAPER:tnega.S.UfoynapmocdnaemaN 64012DM,aibmuloC daoRslliMdnalkaO5347 hcnarBnoitazirohtuAtnempiuqE noisiviDnoitaulavEdnanoitazirohtuA noissimmoCsnoitacinummoClarede shenzhenshizhoujingdianzishangwuyouxiangongsi acknowledge thei consen fo th following contact located in the United States to act as their agent for service of process for the equipment forwhich authorization is sought (FCC ID:2BHXS-V3PLUS): Applicant:shenzhenshizhoujingdianzishangwuyouxiangongsi Company name:shenzhenshizhoujingdianzishangwuyouxiangongsi Product Description:Wireless Lavalier Microphone Grantee code:2BHXS FCC ID:2BHXS-V3PLUS FRN:0035741941 Contact Name:Yongchao Li Address:CN, 518103, guang dong, shen zhen, bao an qu, fuhai jiedao xinhe shequ hongpai gongyeyuan huafeng zhigu, fuhai keji chanyeyuan A dong A206 Telephone No:13243859400 Email:[email protected] 27/07/18 F .CCFehtyfitonotdetagilbosieetnargeht,segnahctnega.S.UehtesacnI.tsixetonseodrettelsihtrofetadnoitaripxenA .10D644689BDKsallewsaRFCehtfo74eltiTfostrapelurdecnereferehtnodesabsirettelsihtnidedivorpnoitamrofniehT shenzhenshizhoujingdianzishangwuyouxiangongsi

DATE:2024/7/27 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 AuthoritytoActasAgent Onourbehalf,IappointShenzhenDACETestingTechnologyCo.,Ltd.Address:102 BuildingH1&1/F.,BuildingH,HongfaScience&TechnologyPark,Tangtou,Shiyan,Bao’ anDistrict,Shenzhen,Guangdong,Chinatoactasouragentinthepreparationofthis applicationforequipmentcertification.Icertifythatsubmitteddocumentsproperlydescribe thedeviceorsystemforwhichequipmentcertificationissought.Ialsocertifythateach unitmanufactured,importedormarketed,asdefinedintheFederalCommunications Commission’sregulationswillhaveaffixedtoitalabelidenticaltothatsubmittedfor approvalwiththisapplication. Forinstanceswhereourauthorizedagentsignstheapplicationforcertificationonour behalf,Iacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsfor certification,stillresideswithshenzhenshizhoujingdianzishangwuyouxiangongsi Address:CN,518103,guangdong,shenzhen,baoanqu,fuhaijiedaoxinheshequ hongpaigongyeyuanhuafengzhigu,fuhaikejichanyeyuanAdongA206(ApplicantName andaddress) <Signature> Name:YongchaoLi Title:manager Company:shenzhenshizhoujingdianzishangwuyouxiangongsi

DATE:2024/7/27 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2BHXS-V3PLUS ProductName:WirelessLavalierMicrophone RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics  Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. <Signature> Name:YongchaoLi Title:manager Company:shenzhenshizhoujingdianzishangwuyouxiangongsi

FCCID:2BHXS-V3PLUS shenzhenshizhoujingdianzishangwuyouxiangongsiModel ConfirmationLetter We,shenzhenshizhoujingdianzishangwuyouxiangongsi,certifythe product:WirelessLavalierMicrophone,ModelNo.:V3Plus,v3k-us, v3a-us,v3k-eu,v3a-eu,v3k-ca,v3a-ca,.Theproducthasmanymodels, onlythemodelnameisdifferent,andtheotherpartssuchasthe circuitprinciple,pcbandelectricalstructurearethesame. Testsamplemodel:V3Plus <Signature> Name:YongchaoLi Title:manager Company:shenzhenshizhoujingdianzishangwuyouxiangongsi Date:2024/7/27

FCCID:2BHXS-V3PLUS External FCCID:2BHXS-V3PLUS FCCID:2BHXS-V3PLUS FCCID:2BHXS-V3PLUS FCCID:2BHXS-V3PLUS

Label:23*9mm WirelessLavalierMicrophoneModel(s).:V3Plus FCCID:2BHXS-V3PLUSMadeinchina

FCCID:2BHXS-V3PLUS Internal FCCID:2BHXS-V3PLUS FCCID:2BHXS-V3PLUS FCCID:2BHXS-V3PLUS

ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 1 OF 11 3.2 x 1.6 x 0.5 (mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification 1. Product Number 2. Features *Stable and reliable in performances *Low profile, compact size *RoHS 2.0 compliance *SMT processes compatible 3. Applications *ISM 2.4 GHz applications *ZigBee/BLE applications *Bluetooth earphone systems *Hand-held devices when WiFi / Bluetooth functions are needed, e.g., Smart phones *IEEE802.11 b/g/n *Wireless PCMCIA cards or USB dongles 4. Description Unictron’s AA055U ceramic chip antenna is designed for ISM 2.4GHz applications, covering frequencies 2400~2500MHz. Fabricated with proprietary design and processes, AA055U shows excellent performance and is fully compatible with SMT processes which can decrease the assembly cost and improve device’s quality and consistency. H 2 1 4 W H Z 7 0 U 3 0 1 0 ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 2 OF 11 5. Layout Guide & Electrical Specifications 5-1. Layout Guide (unit:mm) Solder Land Pattern: The solder land pattern (gold marking areas) is shown below. Recommendation on matching circuit will be provided according to customer’s installation conditions. ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 3 OF 11 5-2. Electrical Specifications (Evaluation Board Dimensions: 80 x 40 mm 2 ) 5-2-1. Electrical Table Characteristics Specifications Unit Outline Dimensions 3.2 x 1.6 x 0.5 mm Ground Plane Dimensions 80 x 40 mm Working Frequency 2400~2500 MHz VSWR (@ center frequency)* 2 Max. Characteristic Impedance 50 : Polarization Linear Polarization Peak Gain (@2442 MHz) 1.8 (typical**) dBi Efficiency 76.3 (typical**) % *Center frequency means the frequency with the lowest value in return loss of the chip antenna on the evaluation board. **A typical value is for reference only, not guaranteed. 5-2-2. Frequency vs. V.S.W.R. and Total Radiation Gain ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 4 OF 11 6. Outline Dimensions of Antenna & Evaluation Board (unit: mm) 6-1. Antenna Dimensions PIN Definition PIN 1 2 Soldering PAD Signal Tuning / Ground ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 5 OF 11 6-2. Evaluation Board with Antenna ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 6 OF 11 7. 3D Radiation Gain Pattern (with 80 x 40 mm 2 Evaluation Board) 3D Radiation Gain Pattern @ 2442 MHz (unit: dBi) Z X Z Y ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 7 OF 11 8. Frequency tuning and Matching circuit 8-1. Chip antenna tuning scenarioǺ 8-2. Matching circuit烉 With the following recommended values of matching and tuning components, the center frequencies will be about 2442 MHz at our standard 80x40 mm 2 evaluation board. However, these are typical reference values which may need to be changed when circuit boards or part vendors are different. System Matching Circuit Component Location Description Vendor Tolerance 1 1.2pF, (0…

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V1.0ReportNo.:DACE240627032RL001 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark,TangtouConnunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Web:http://www.dace-lab.comTel:+86-755-23010613E-mail:[email protected] 1 of 79 RFTESTREPORT For shenzhenshizhoujingdianzishangwuyouxiangongsi ProductName:WirelessLavalierMicrophone TestModel(s).:V3Plus ReportReferenceNo.:DACE240627032RL001 FCCID:2BHXS-V3PLUS Applicant’sName:shenzhenshizhoujingdianzishangwuyouxiangongsi Address: CN,518103,guangdong,shenzhen,baoanqu,fuhaijiedaoxinhe shequhongpaigongyeyuanhuafengzhigu,fuhaikejichanyeyuanAdong A206 TestingLaboratory:ShenzhenDACETestingTechnologyCo.,Ltd. Address: 102BuildingH1&1/F.,BuildingH,HongfaScience&TechnologyPark, Tangtou,Shiyan,Bao ’ anDistrict,Shenzhen,Guangdong,China TestSpecificationStandard:47CFRPart15.247 DateofReceipt:June27,2024 DateofTest:June27,2024toJuly1,2024 DataofIssue:July1,2024 Result:Pass Note:Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofShenzhenDACE TestingTechnologyCo.,Ltd.ThisdocumentmaybealteredorrevisedbyShenzhenDACETestingTechnology Co.,Ltd.personnelonly,andshallbenotedintherevisionsectionofthedocument.Thetestresultsinthe reportonlyapplytothetestedsample V1.0ReportNo.:DACE240627032RL001 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark,TangtouConnunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Web:http://www.dace-lab.comTel:+86-755-23010613E-mail:[email protected] 2 of 79 RevisionHistoryOfReport VersionDescriptionREPORTNo.IssueDate V1.0OriginalDACE240627032RL001July1,2024 NOTE1: Themanufacturershouldensurethatallproductsinseriesproductionareinconformitywiththeproductsampledetailedin thisreport.Iftheproductinthisreportisusedinanyconfigurationotherthanthatdetailedinthereport,themanufacturer mustensurethenewsystemcomplieswithallrelevantstandards. Compiledby:Supervisedby:Approvedby: BenTang/TestEngineerTomChen/ProjectEngineerMachaelMo/Manager V1.0ReportNo.:DACE240627032RL001 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark,TangtouConnunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Web:http://www.dace-lab.comTel:+86-755-23010613E-mail:[email protected] 3 of 79 CONTENTS 1TESTSUMMARY...................................................................................................................................................5 1.1TESTSTANDARDS........................................................................................................................................5 1.2SUMMARYOFTESTRESULT.........................................................................................................................5 2GENERALINFORMATION....................................................................................................................................6 2.1CLIENTINFORMATION..................................................................................................................................6 2.2DESCRIPTIONOFDEVICE(EUT)..................................................................................................................6 2.3DESCRIPTIONOFTESTMODES....................................................................................................................7 2.4DESCRIPTIONOFSUPPORTUNITS................................................................................................................7 2.5EQUIPMENTSUSEDDURINGTHETEST........................................................................................................8 2.6STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................10 2.7IDENTIFICATIONOFTESTINGLABORATORY.................................................................................................10 2.8ANNOUNCEMENT.......................................................................................................................................10 3EVALUATIONRESULTS(EVALUATION)...........................................................................................................11 3.1ANTENNAREQUIREMENT............................................................................................................................11 3.1.1Conclusion:.................................................................................................................................11 4RADIOSPECTRUMMATTERTESTRESULTS(RF).........................................................................................12 4.1CONDUCTEDEMISSIONATACPOWERLINE................................................................................................12 4.1.1E.U.T.Operation:........................................................................................................................12 4.1.2TestSetupDiagram:...................................................................................................................12 4.1.3TestData:...................................................................................................................................13 4.2OCCUPIEDBANDWIDTH.............................................................................................................................15 4.2.1E.U.T.Operation:........................................................................................................................15 4.2.2TestSetupDiagram:...................................................................................................................16 4.2.3TestData:...................................................................................................................................16 4.3MAXIMUMCONDUCTEDOUTPUTPOWER....................................................................................................17 4.3.1E.U.T.Operation:........................................................................................................................17 4.3.2TestSetupDiagram:.........…

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FCCID:2BHXS-V3PLUS ConductedEmissionatACpowerline Emissionsinfrequencybands(below1GHz) FCCID:2BHXS-V3PLUS Emissionsinfrequencybands(above1GHz)