2BUHD-36022318Keyboard Folio case

WorldRichmanManufacturingCorporation ApplicantasU.S.AgentLetterof Attestation Date:1/27/2026 To:FederalCommunicationsCommission 7435OaklandMillsRoad,Columbia,MD21046,USA Ref:AttestationStatement– Part2.911(d)(7)filing FCCID:2BUHD-36022318 World RichmanManufacturingCorporationas requiredby section2.911(d)(7),will also serve as the agent for serviceof processfor the abovereferencedFCC ID. The applicantacknowledgesthat they will maintainan agent for no less than one year after the granteehas terminatedall marketing and importationor the conclusionof any Commission-relatedadministrativeor judicialproceeding involvingthe equipment,whicheveris later. The applicantfurtheracknowledgestheir responsibility to informthe FCC wheneverthe agent informationchanges. DesignatedU.S.AgentfromApplicantCompany CompanyName:World RichmanManufacturingCorporation ContactPerson:NadineSeferian Address:2505 Bath Road,Elgin IL 60124,UnitedStates Tel.: 630-400-0941 Email:[email protected] Sincerelyyours, PrintedName:NadineSeferian Title: NationalRetail AccountManager Email:[email protected] FRN: 0037881984

WorldRichmanManufacturingCorporation 2505BathRoad,ElginIL60124,UnitedStates 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Jan.27,26 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:2BUHD-36022318 ProductName:KeyboardFoliocase Thisletterservesasanattestationthattheequipmentidentifiedaboveisnot(selectone)"covered"software asdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,asoutlined inFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, PrintedName:NadineSeferian Title:NationalRetailAccountManager Address:2505BathRoad,ElginIL60124,UnitedStates Tel.:630-400-0941 Email:[email protected] WorldRichmanManufacturingCorporation 2505BathRoad,ElginIL60124,UnitedStates 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

WorldRichmanManufacturingCorporation 2505BathRoad,ElginIL60124,UnitedStates AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:1/27/2026 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BUHD-36022318 WorldRichmanManufacturingCorporationcertifiesthat,asofthedateofthefilingoftheapplication, theapplicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002ofreference chapter,asanentityproducing“covered”communicationequipment.Theequipmentforwhich authorizationissoughtisnot“covered”telecommunicationsequipmentandvideosurveillance equipmentproducedbyentitiesidentifiedontheCommission’sCoveredListthatprohibitedfrom receivinganequipmentauthorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, PrintedName:NadineSeferian Title:NationalRetailAccountManager Address:2505BathRoad,ElginIL60124,UnitedStates Tel.:630-400-0941 Email:[email protected]

WorldRichmanManufacturingCorporation 2505BathRoad,ElginIL60124,UnitedStates 1/27/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2BUHD-36022318 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestpermanent confidentialtreatmentoftheexhibitsaccompanyingthiscertificationapplicationasoutlinedbelow:  BlockDiagram Schematics  OperationalDescription Theaboveexhibitscontaintradesecretsand/orproprietaryinformationthatarenotpubliclyavailableand materialsthattheApplicanthasspentconsiderableeffortsindeveloping.Publicdisclosureofthesemay beharmfultotheApplicantandgiveanunfairadvantagetocompetitorsonthemarket. PursuanttoDA04-1705,theapplicantalsorequeststemporaryconfidentialtreatmentoftheexhibits outlinedbelowforaperiodof(upto180)daysfromthedateofequipmentauthorizationandpriorto marketingintheUnitedStatestopreventtheprematurereleaseofanysensitiveinformation.Applicantis awareoftheirresponsibilitytonotifyDERYCOMintheeventinformationregardingtheproductorthe productismadeavailabletothepublicbeforetherequestedperiodhasexpired. UserManual  InternalPhotos ExternalPhotos  TestSetupPhotos Sincerely, Title:NationalRetailAccountManager Address:2505BathRoad,ElginIL60124,UnitedStates Tel.:630-400-0941 Email:[email protected]

WorldRichmanManufacturingCorporation 2505BathRoad,ElginIL60124,UnitedStates 2026/1/26 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2BUHD-36022318 I,theundersigned,herebyauthorize(ShenzhenAnbotekComplianceLaboratoryLimited.)toactonour behalfinallmattersrelatingtothisapplicationforequipmentcertification. Anyactcarriedoutby(ShenzhenAnbotekComplianceLaboratoryLimited.)shallhavethesameeffectas ourownandIacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsof certification,asspecifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswith(World RichmanManufacturingCorporation). WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, PrintedName:NadineSeferian Title:NationalRetailAccountManager Tel.:630-400-0941 Fax:847-468-8899 Email:[email protected]

WorldRichmanManufacturingCorporation 2505BathRoad,ElginIL60124,UnitedStates ProductSimilarityDeclaration Productname:KeyboardFoliocase Modelname:TAB1KY36022318,TAB3KY36022318 FCCID:2BUHD-36022318 We(WorldRichmanManufacturingCorporation)herebystatethatall themodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout,RF module/circuit,antennatype(s)andantennalocation,componentson PCB,etc.,),samemechanicalstructureanddesign(includingproduct enclosure,materials,etc.,),Allsamplesarethesameexceptthemodel numberandsizes. Signature: Name:NadineSeferian Title:NationalRetailAccountManager Date:Jan.27,26

LabelLocation Confirmtheuseofrealappearancephotosasreferences

RFEXPOSUREEVALUATION FCCID:2BUHD-36022318 AccordingtoKDB447498D01MobileandPortableDevicesRFExposureProcedures andEquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnotrequired, portabletransmitterswithoutputpowergreaterthantheapplicablelowthresholdrequire SARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 24022.752.75±13.75050.7353 GFSK24402.522.52 ±1 3.52050.7033 24801.941.94±12.94050.6203 Result:NoStandaloneSARtestisrequired.

ReportNo.:1812C60030012501-01 Page 1 of 22 AppendixTestData ReportNo.:1812C60030012501-01TestSampleNo.:1-2-2 StartTestDate:2026-1-13FinishTestDate:2026-1-14 TestEngineer:Auditor: Temperature: 23.4°C RelativeHumidity:51% Pressure:101kPa AppendixA:6dBBandwidth TestResult Test Mode AntennaFrequency[MHz] 6dBBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124020.6522401.6922402.3440.5PASS BLE_1MAnt124400.7002439.6682440.3680.5PASS BLE_1MAnt124800.6602479.6922480.3520.5PASS ReportNo.:1812C60030012501-01 Page 2 of 22 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2440-PASS ReportNo.:1812C60030012501-01 Page 3 of 22 BLE_1M-Ant1-2480-PASS ReportNo.:1812C60030012501-01 Page 4 of 22 AppendixB:99%OccupiedBandwidth TestResult Test Mode AntennaFrequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124021.01922401.51202402.5312------ BLE_1MAnt124401.02422439.50872440.5329------ BLE_1MAnt124801.02802479.50822480.5362------ ReportNo.:1812C60030012501-01 Page 5 of 22 TestGraphs BLE_1M-Ant1-2402 BLE_1M-Ant1-2440 ReportNo.:1812C60030012501-01 Page 6 of 22 BLE_1M-Ant1-2480 ReportNo.:1812C60030012501-01 Page 7 of 22 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode Antenna Frequency [MHz] Conducted Peak Power[dBm] Conducted Limit[dBm] Verdict BLE_1MAnt124022.75≤30PASS BLE_1MAnt124402.52≤30PASS BLE_1MAnt124801.94≤30PASS TestGraphsPeak BLE_1M-Ant1-2402-PASS ReportNo.:1812C60030012501-01 Page 8 of 22 BLE_1M-Ant1-2440-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1812C60030012501-01 Page 9 of 22 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaFrequency[MHz]Result[dBm/30kHz]Limit[dBm/3kHz]Verdict BLE_1MAnt12402-13.48≤8.00PASS BLE_1MAnt12440-13.69≤8.00PASS BLE_1MAnt12480-14.28≤8.00PASS ReportNo.:1812C60030012501-01 Page 10 of 22 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2440-PASS ReportNo.:1812C60030012501-01 Page 11 of 22 BLE_1M-Ant1-2480-PASS ReportNo.:1812C60030012501-01 Page 12 of 22 AppendixE:Bandedgemeasurements TestResult Test Mode AntennaChName Frequency [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt1Low24021.94-40.26≤-18.06PASS BLE_1MAnt1High24801.65-45.48≤-18.35PASS ReportNo.:1812C60030012501-01 Page 13 of 22 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1812C60030012501-01 Page 14 of 22 AppendixF:ConductedSpuriousEmission TestResult Test Mode Antenna Frequency [MHz] Freq.Range [MHz] Ref. Level [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt124020~Reference2.012.01---PASS BLE_1MAnt1240230~10002.01-58.94≤-17.99PASS BLE_1MAnt124021000~265002.01-46.51≤-17.99PASS BLE_1MAnt124400~Reference1.741.74---PASS BLE_1MAnt1244030~10001.74-40.46≤-18.26PASS BLE_1MAnt124401000~265001.74-47.17≤-18.26PASS BLE_1MAnt124800~Reference1.441.44---PASS BLE_1MAnt1248030~10001.44-46.86≤-18.56PASS BLE_1MAnt124801000~265001.44-46.35≤-18.56PASS Remark:Regardingthespuriousemissionsfrom30MHzto26.5GHz,thecablelosshavebeensetinthe 'InputCorrection'oftheSpectrumAnalyzerduringthetest. ReportNo.:1812C60030012501-01 Page 15 of 22 TestGraphs BLE_1M-Ant1-2402-0~Reference-PASS BLE_1M-Ant1-2402-30~1000-PASS ReportNo.:1812C60030012501-01 Page 16 of 22 BLE_1M-Ant1-2402-1000~26500-PASS BLE_1M-Ant1-2440-0~Reference-PASS ReportNo.:1812C60030012501-01 Page 17 of 22 BLE_1M-Ant1-2440-30~1000-PASS BLE_1M-Ant1-2440-1000~26500-PASS ReportNo.:1812C60030012501-01 Page 18 of 22 BLE_1M-Ant1-2480-0~Reference-PASS BLE_1M-Ant1-2480-30~1000-PASS ReportNo.:1812C60030012501-01 Page 19 of 22 BLE_1M-Ant1-2480-1000~26500-PASS ReportNo.:1812C60030012501-01 Page 20 of 22 AppendixG:DutyCycle TestResult Test Mode Antenna Frequency [MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] BLE_1MAnt124022.162.5285.710.67 BLE_1MAnt124402.162.5285.710.67 BLE_1MAnt124802.162.5285.710.67 ReportNo.:1812C60030012501-01 Page 21 of 22 TestGraphs NTNV-BLE_1M-Ant1-2402 NTNV-BLE_1M-Ant1-2440 ReportNo.:1812C60030012501-01 Page 22 of 22 NTNV-BLE_1M-Ant1-2480 ---End---

Page 1 of 34 FCC Test Report Report No.:1812C60030012501 Applicant:World Richman Manufacturing Corporation Address:2505 Bath Road, Elgin IL 60124, United States Product Name:Keyboard Folio case Report Date:2026-01-27 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# Report No.: 1812C60030012501Page 2 of 34 FCC ID: 2BUHD-36022318 Contents 1. General Information ...............................................................................................................................6 1.1. Client Information ........................................................................................................................6 1.2. Description of Device (EUT) ........................................................................................................6 1.3. Auxiliary Equipment Used During Test........................................................................................7 1.4. Operation channel list..................................................................................................................8 1.5. Description of Test Modes...........................................................................................................8 1.6. Measurement Uncertainty ...........................................................................................................8 1.7. Additional Instructions .................................................................................................................9 1.8. Test Summary ...........................................................................................................................10 1.9. Description of Test Facility ........................................................................................................11 1.10. Disclaimer................................................................................................................................11 1.11. Test Equipment List.................................................................................................................12 2. Antenna requirement ...........................................................................................................................15 2.1. Conclusion.................................................................................................................................15 3. Conducted Emission at AC power line ................................................................................................16 3.1. EUT Operation ..........................................................................................................................16 3.2. Test Setup .................................................................................................................................16 3.3. Test Data ...................................................................................................................................17 4. 6dB Bandwidth ....................................................................................................................................19 4.1. EUT Operation ..........................................................................................................................19 4.2. Test Setup .................................................................................................................................19 4.3. Test Data ...................................................................................................................................19 5. Maximum Conducted Output Power....................................................................................................20 5.1. EUT Operation ..........................................................................................................................20 5.2. Test Setup .................................................................................................................................20 5.3. Test Data ...................................................................................................................................20 6. Power Spectral Density .......................................................................................................................21 6.1. EUT Operation ..........................................................................................................................21 6.2. Test Setup .................................................................................................................................21 6.3. Test Data ...................................................................................................................................21 7. Emissions in non-restricted frequency bands ......................................................................................22 7.1. EUT Operation ..........................................................................................................................22 7.2. Test Setup .................................................................................................................................22 7.3. Test Data ...................................................................................................................................22 8. Band edge emissions (Radiated) ........................................................................................................23 8.1. EUT Operation ..........................................................................................................................23 8.2. Test Setup .................................................................................................................................23 8.3. Test Data ...................................................................................................................................24 9. Emissions in restricted frequency bands (below 1GHz) ......................................................................25 9.1. EUT Operation .....…

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BluetoothAntenna specification&Testreport YichipMicroelectronics ©2014 TestCcompanyTATechnology(Shanghai)Co.,Ltd. TestAddress Building1,No.400,FangchunRoad,China(Shanghai)PilotFreeTradeZone TestDate2020/7/24 TestInstrument Keysight E5071B antennadesignspecification Antennadimensionsasblowpictureshow:thematerialisFR4andthethicknessis 1.6mmofPCB. GianandEfficiency Frequency (MHz) Efficiency(%)Gain(dBi) 240046.293.85 242056.894.41 244060.274.33 246057.593.73 248055.543.66 3Dand1DRadiationPatterns Total P o w e r ( d B m ) -14 8 -10 -6 -2 2 X Y Z Azimuth = 0.0 Elevation = 0.0 Roll = 0.0 Cut1 P o w e r ( d B m ) Angle (? Scale: 2/div Min: -12 Max: 6 0 180 30 210 60 240 90270 120 300 150 330 Cut2 P o w e r ( d B m ) Angle (? Scale: 2/div Min: -14 Max: 6 0 180 30 210 60 240 90270 120 300 150 330 Cut3 P o w e r ( d B m ) Angle (? Scale: 2/div Min: -8 Max: 6 0 180 30 210 60 240 90270 120 300 150 330