2AAOE26K10112 in 1 Numeric Keypad & Calculator

ShenzhenB&WElectronicsDevelopmentLimited CoveredEquipmentCertificationAttestationLetter 06/27/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2AAOE26K1011 ShenzhenB&WElectronicsDevelopmentLimited(“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. ShenzhenB&WElectronicsDevelopmentLimited(“theapplicant”)certifiesthat,asofthe dateofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredList(as aspecificallynamedentityoranyofitssubsidiariesoraffiliates)asanentityproducing “covered”equipment. ShenzhenB&WElectronicsDevelopmentLimited (“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtdoesnotincludecybersecurityoranti-virus softwareproducedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsand assignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886 andKDB986446D01CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:EddieZhang Title:Manager CompanyName:ShenzhenB&WElectronicsDevelopmentLimited Date:06/27/2026

Shenzhen B&W Electronics Development Limited * the applicant must designate a contact located in the United States for purposes of acting as the appl icant’s agent for service of process, regardless of whether the applicant is a domestic or forei gn ent ity. An applicant located in the United States may designate itself as the agent for service of process. U.S. Agent Designation for Service of Process - Certification Attestation Letter 06/27/2026 TO: Feder al Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2AAOE26K1011 FRN of applicant: 0022850218 Per section 2.911(d)(7) of the FCC rules, [Shenzhen B&W Electronics Development Limited] (“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: C ompany Name: FCC US Agent, LLC FCC Registration Number (FRN): 0033402884 Physical U.S. Company Address: 3722 Illinois Avenue, Saint Charles, IL 60174, USA Contact Person: Tim Payne Agent Email Address: [email protected] The abov e contact person accepts the obligation for service of process. The appl icant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. A pplicant Signed: Agent Signed (if different from Applicant): Signed: Printed name: Eddie Zhang Title: Manager Company Name: Shenzhen B&W Electronics Development Limited Date: 06/27/2026 S igned: Printed name: Tim Payne Title: Manager Company Name: FCC US Agent, LLC Date: 06/27/2026

DATE:06/27/2026 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 AuthoritytoActasAgent Onourbehalf,IappointShenzhenEUTestingLaboratoryLimited (101,BuildingB1,FuqiaoFourthArea,QiaotouCommunityFuhaiSubdistrictBaoan District,Shenzhen,China)(NameofAgentcompanynameandaddress)toactasour agentinthepreparationofthisapplicationforequipmentcertification.Icertifythat submitteddocumentsproperlydescribethedeviceorsystemforwhichequipment certificationissought.Ialsocertifythateachunitmanufactured,importedormarketed,as definedintheFederalCommunicationsCommission’sregulationswillhaveaffixedtoita labelidenticaltothatsubmittedforapprovalwiththisapplication. Forinstanceswhereourauthorizedagentsignstheapplicationforcertificationonour behalf,Iacknowledgethatallresponsibilityforcomplyingwiththetermsandconditions forcertification,stillresideswithShenzhenB&WElectronicsDevelopmentLimited (3/F,BuildingB,HeshengjiaIndustrialPark,No.154HuatingRoad,DalangStreet, LonghuaDistrict,Shenzhen,China)(ApplicantNameandaddress) Signed: Printedname:EddieZhang Title:Manager CompanyName:ShenzhenB&WElectronicsDevelopmentLimited Date:06/27/2026

Date06/27/2026 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeComplianceTesting,LLCtoactonourbehalfinallmatters relatingtoapplicationforequipmentauthorization,includingthesigningofalldocumentsrelatingto thesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothedenialof benefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseActof1988,21 U.S.C.853(a). Sincerely, Signed: Printedname:EddieZhang Title:Manager CompanyName:ShenzhenB&WElectronicsDevelopmentLimited Date:06/27/2026

DATE06/27/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:___2AAOE26K1011______ ProductName:___2in1NumericKeypad&Calculator___ RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. Signed: Printedname:EddieZhang Title:Manager CompanyName:ShenzhenB&WElectronicsDevelopmentLimited Date:06/27/2026

DATE:06/27/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2AAOE26K1011 ProductName:2in1NumericKeypad&Calculator RequestforShort-TermConfidentiality PursuanttoSections0.457and0.459ofthecommissionrules,andinaccordancewiththeFCCPublicnotice datedJune15,2004(DA04-1705),weherebyrequestshort-termconfidentialityforthefollowingitemspriorto marketingthedevice.: TestSetupPhotos ExternalPhotos InternalPhotos UserManual Theapplicantrequeststheexhibitsselectedaboveasshorttermconfidentialbewithheldfrompublicview foraperiodof180daysfromthedateoftheGrantofEquipmentAuthorizationandpriortomarketing.This istoavoidprematurereleaseofsensitiveinformationpriortomarketingorreleaseoftheproducttothe public. Signed: Printedname:EddieZhang Title:Manager CompanyName:ShenzhenB&WElectronicsDevelopmentLimited Date:06/27/2026

2 in 1 Numeric Keypad & Calculator Model:K1011 Made in China Input:5V 100mA FCC ID:2AAOE26K1011 2 in 1 Numeric Keypad & Calculator Model:K1011 Made in China Input:5V 100mA FCC ID:2AAOE26K1011

RFEXPOSUREEVALUATION FCCID:2AAOE26K1011 AccordingtoKDB447498D01GeneralRFExposureGuidancev06andFCC 1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatethe environmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin § 1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. BLE: Channel (MHz) Maximum outputpower (dBm) Tuneup tolerance (dBm) MaxTune UpPower (dBm) Distance (mm) Calculation results Limit Operating Mode 2402-0.05-0.05±10.9550.3863 BLE 2440-0.55-0.55±10.4550.3473 2480-0.07-0.07±10.9350.3903 2402-0.05-0.05±10.9550.3863 2440-0.52-0.52±10.4850.3493 2480-0.12-0.12±10.8850.3863 2.4G: Channel (MHz) Maximum outputpower (dBm) Tuneup tolerance (dBm) MaxTune UpPower (dBm) Distance (mm) Calculation results Limit Operating Mode 2402-0.07-0.07±10.9350.3843 2.4G 2440-0.44-0.44±10.5650.3553 2480-0.10-0.10±10.9050.3873 TestResults:PASS.

TESTREPORT ReportNo.:8432EU011206W1 Applicant:ShenzhenB&WElectronicsDevelopmentLimited Address:3/F, BuildingB, HeshengjiaIndustrialPark,No.154 HuatingRoad,DalangStreet,LonghuaDistrict, Shenzhen,China ProductName:2 in 1 NumericKeypad& Calculator ModelNo.:K1011 Trademark:N/A FCC ID:2AAOE26K1011 Test Standard(s):47 CFRPart 15.247 Test Result:Pass Dateof Receipt:Jun. 12, 2026 Test Date:Jun. 15, 2026- Jun. 24, 2026 Dateof Issue:Jun. 27, 2026 ISSUEDBY: SHENZHENEU TESTINGLABORATORYLIMITED Preparedby:Reviewedand Approvedby: LandonQiu/ EngineerSallyZhang/Manager Page2 of 69ReportNo.: 8432EU011206W1 TRF Version:A01 RevisionRecord ReportVersionIssuedDateDescriptionStatus V0Jun. 27, 2026OriginalValid Page3 of 69ReportNo.: 8432EU011206W1 TRF Version:A01 Tableof Contents 1COVERPAGE...................................................................................................................................................1 2GENERALINFORMATION........................................................................................................................5 2.1APPLICANTINFORMATION...................................................................................................................5 2.2MANUFACTURERINFORMATION...........................................................................................................5 2.3FACTORYINFORMATION......................................................................................................................5 2.4GENERALDESCRIPTIONOFE.U.T......................................................................................................5 2.5TECHNICALINFORMATIONOFE.U.T....................................................................................................6 3TESTSUMMARY.......................................................................................................................................7 3.1TESTSTANDARD................................................................................................................................7 3.2TESTVERDICT...................................................................................................................................7 3.3TESTLABORATORY............................................................................................................................8 4TESTCONFIGURATION...........................................................................................................................9 4.1TESTENVIRONMENT...........................................................................................................................9 4.2TESTEQUIPMENT...............................................................................................................................9 4.3DESCRIPTIONOFSUPPORTUNIT......................................................................................................11 4.4TESTMODE.....................................................................................................................................11 4.5DESCRIPTIONOFCALCULATION........................................................................................................11 4.5.1FieldStrengthCalculation..................................................................................................11 4.5.2DisturbanceCalculation.....................................................................................................11 4.6MEASUREMENTUNCERTAINTY..........................................................................................................12 4.7DEVIATIONFROMSTANDARDS..........................................................................................................12 4.8ABNORMALITIESFROMSTANDARDCONDITION..................................................................................12 5EVALUATIONRESULTS(EVALUATION)..............................................................................................13 5.1ANTENNAREQUIREMENT..................................................................................................................13 5.1.1Test Specification...............................................................................................................13 5.1.2Test Data ............................................................................................................................13 6RADIOSPECTRUMMATTERTESTRESULTS(RF) ............................................................................14 6.1CONDUCTEDEMISSIONATACPOWERLINE......................................................................................14 6.1.1Test Specification...............................................................................................................14 6.1.2E.U.T.Operation.................................................................................................................14 6.1.3Test SetupDiagram...........................................................................................................14 6.1.4Test Data ............................................................................................................................14 6.26DB BANDWIDTH.............................................................................................................................17 6.2.1Test Specification...............................................................................................................17 6.2.2E.U.T.Operation.................................................................................................................17 6.2.3Test SetupDiagram...........................................................................................................18 6.2.4Test Data ............................................................................................................................18 6.3MAXIMUMCONDUCTEDOUTPUTPOWER...........................................................................................19 6.3.1Test Specification.......…

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Summary AntennaSpecification ITEMANTSPEC ModelName2.4GANT Center Frequency HorizontalVertical 2402MHz2441MHz2480MHz2402MHz2441MHz2480MHz -1.26-0.76-0.58-5.25-2.46-1.86 MAX.Gain-0.58dBi PolarizationHorizontalandVertical AzimuthBeam Pattern Omni-directional Impedance50Ohm AntennaLength36.20mm ManufactureShenzhenjiaxinchenTechnologyCo.,Ltd AddressBuildingC,No.30,SanweiAviationRoad,Sanwei Community,HangchengSubdistrict,Bao'anDistrict,Shenzhen AntennaPhoto&Length(mm) Horizontal:2402MHz2441MHz2480MHz Power(dBm) Max:0Min:-40Scale:5/div Frequency (MHz) Gain(dBi) MaxMinAvg 2402-1.26174-30.0801-7.18716 2441-0.765802-36.5604-7.48023 2480-0.585582-22.0315-6.59127 Vertical:2402MHz2441MHz2480MHz Power(dBm) Max:0Min:-30Scale:5/div Frequency (MHz) Gain(dBi) MaxMinAvg 2402-5.2537-22.1424-12.4294 2441-2.4652-24.5837-10.4702 2480-1.86120-29.5214-9.20432 ANTTestLabs：AttestationofGlobalComplianceCo.,Ltd.