2BNZE-SNKPZ wireless remote control

NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBOChina 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Jan.20,26 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:2BNZE-SNK ProductName:PZwirelessremotecontrol 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:AdaMao Title:Manager Address:NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBOChina Tel.:13655883123 Email:[email protected] NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBOChina 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

NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBOChina AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:1/20/2026 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BNZE-SNK NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD.certifiesthat,asofthedateofthefiling oftheapplication,theapplicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002 ofreferencechapter,asanentityproducing“covered”communicationequipment.Theequipmentfor whichauthorizationissoughtisnot“covered”telecommunicationsequipmentandvideosurveillance equipmentproducedbyentitiesidentifiedontheCommission’sCoveredListthatprohibitedfrom receivinganequipmentauthorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, PrintedName:AdaMao Title:Manager Address:NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBOChina Tel.:13655883123 Email:[email protected]

NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. 2.911(d)(7)USAAgentv1.5 Section2.911(d)(7)USAAgentforServiceofProcess Companyname:NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. Address:NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUA DISTRICTNINGBOChina FCCID:2BNZE-SNK 2.911(d)(7)USADesignatedAgentforServiceofProcess We,[NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD.]designate [LinkwldLLC] NOTE1 forthepurposeofacceptingserviceofprocessonbehalfofthe applicant. Applicantconsent:Weacknowledgeourconsenttoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddressofthedesignatedagentandacknowledgeour acceptanceofourobligationtomaintainanagentforserviceofprocessintheUnited Statesfornolessthanoneyearaftereitherwethegranteehavepermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S., orattheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater. Agentobligation:Weacknowledgeourobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipmentatourphysicalU.S. addressandemailaddressfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,orattheconclusionofanyCommission-relatedadministrativeor judicialproceedinginvolvingtheequipment,whicheverislater. USAAgentApplicant Companyname:LinkwldLLCCompanyname:NINGBOZHONGHUANG MACHINE&ELECTRICSCO.,LTD. USAAddress:7595TechnologyWaySte 100,Denver,CO80237,US Address:NO.12CHENGXINROAD, XIKOUINDUSTRIALZONEFENGHUA DISTRICTNINGBOChina FRNNumber:0033625682GranteeFRNNumber:0036736015 ContactName:TimothyZhu FCCGranteeCode:2BNZE TelephoneNo:(747)717-2691ContactName:AdaMao Email:[email protected] TelephoneNo:13655883123 Email:[email protected] Signature: Signature： NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. 2.911(d)(7)USAAgentv1.5 Title:Manager Title:/ Date:2026-01-15Date:2026-01-15 NOTE1:AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforservice ofprocess. Reference;FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBO China 1/20/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2BNZE-SNK 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:Manager Address:NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBOChina Tel.:13655883123 Email:[email protected]

NINGBOZHONGHUANGMACHINE&ELECTRICSCO.,LTD. NO.12CHENGXINROAD,XIKOUINDUSTRIALZONEFENGHUADISTRICTNINGBOChina 2026/1/20 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2BNZE-SNK I,theundersigned,herebyauthorize(ShenzhenAnbotekComplianceLaboratoryLimited.)toactonour behalfinallmattersrelatingtothisapplicationforequipmentcertification. Anyactcarriedoutby(ShenzhenAnbotekComplianceLaboratoryLimited.)shallhavethesameeffectas ourownandIacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsof certification,asspecifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswith(NINGBO ZHONGHUANGMACHINE&ELECTRICSCO.,LTD.). WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, PrintedName:AdaMao Title:Manager Tel.:13655883123 Fax:86-0-13655883123 Email:[email protected]

LabelLocation Confirmtheuseofrealappearancephotosasreferences Labelsize: （ L:3cm*W:2cm ） ProductName:PZwirelessremotecontrol ModelNo.:SNK FCCID:2BNZE-SNK

FCCID:2BNZE-SNK RFEXPOSUREEVALUATION EUTSpecification EUTPZwirelessremotecontrol ModelNameSNK Frequencyband(Operating)WLAN:2.412GHz~2.462GHz WLAN:5.18GHz~5.32GHz/5.50GHz~5.70GHz WLAN:5.745GHz~5825GHz Others(433.92MHz) DevicecategoryPortable(<20cmseparation) Mobile(>20cmseparation) Others___ AntennadiversitySingleantenna Multipleantennas Txdiversity Rxdiversity Tx/Rxdiversity Max.outputpower73.05dBuV/m(-22.208dBm)(0.0060151mW) EvaluationappliedMPEEvaluation SAREvaluation StandardRequirement PortableDevice 2.1093Radiofrequencyradiationexposureevaluation:portabledevices. Accordingto§15.247(i)and§1.1307b(1),systemsoperatingundertheprovisionsofthissection shallbeoperatedinamannerthatensuresthatthepublicisnotexposedtoradiofrequency energylevelsinexcessoftheCommission’sguidelines.SeeKDB447498D01GeneralRF ExposureGuidanceV6,section4.3.1. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR, 16 where ·f(GHz)istheRFchanneltransmitfrequencyinGHz ·PoweranddistanceareroundedtothenearestmWandmmbeforecalculation17 ·Theresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50 mmandfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmisappliedtodetermineSARtestexclusion. FCCID:2BNZE-SNK MeasurementResult Channel Frequency (GHz) MaxOutput power (dBm) Maxtune-up tolerance Outputpower (dBm) MaxOutput power (dBm) MaxOutput power (mW) Calculation Value (Note1) Threshold Value 0.43392-22.208-22.208±1 -21.2080.0075730.0023472 3.0 power=TransmitterSpurious-95.2=73.05-95.2=-22.208dBm Note1:CalculationValue=[(max.powerofchannel,mW)/(min.testseparationdistance, mm)] · [ √ f(GHz)]. Foxexample:0.007573/5* √ 0.43392= 0.0023472≤ 3.0 AccordingtoKDB447498D01V6,thresholdatwhichnoSARrequiredis≤3.0for1-gSAR, separationdistanceis5mm,andnosimultaneousSARmeasurementisrequired. TheSARmeasurementisnotnecessary.

Page 1 of 25 Code:AB-RF-05-b FCC Test Report Report No.:1812C50715512501 Applicant: NINGBO ZHONGHUANG MACHINE & ELECTRICS CO., LTD. Address: NO.12 CHENGXIN ROAD, XIKOU INDUSTRIAL ZONE FENGHUA DISTRICT NINGBO China Product Name:PZ wireless remote control Report Date:2026-01-16 Shenzhen Anbotek Compliance Laboratory Limited #资质章# #检测章# Report No.: 1812C50715512501Page 2 of 25 FCC ID: 2BNZE-SNK Code:AB-RF-05-b Contents 1. General Information..........................................................................................................................................5 1.1. Client Information ..................................................................................................................................5 1.2. Description of Device (EUT) ................................................................................................................5 1.3. Auxiliary Equipment Used During Test ..............................................................................................6 1.4. Description of Test Configuration........................................................................................................6 1.5. Description of Test Setup .....................................................................................................................7 1.6. Test Equipment List ..............................................................................................................................8 1.7. Measurement Uncertainty ....................................................................................................................9 1.8. Description of Test Facility ...................................................................................................................9 1.9. Disclaimer .............................................................................................................................................10 2. Summary of Test Results ..............................................................................................................................11 3. Conducted Emission Test .............................................................................................................................12 3.1. Test Standard and Limit .....................................................................................................................12 3.2. Test Setup ............................................................................................................................................12 3.3. Test Procedure ....................................................................................................................................12 3.4. Test Data ..............................................................................................................................................12 4. Field Strength of Fundamental and Spurious Emission............................................................................13 4.1. Test Standard and Limit .....................................................................................................................13 4.2. Test Setup ............................................................................................................................................14 4.3. Test Procedure ....................................................................................................................................15 4.4. Test Data ..............................................................................................................................................15 5. 20dB Occupy Bandwidth Test ......................................................................................................................20 5.1. Test Standard and Limit .....................................................................................................................20 5.2. Test Setup ............................................................................................................................................20 5.3. Test Procedure ....................................................................................................................................20 5.4. Test Data ..............................................................................................................................................21 6. Transmission Cease Time Test ....................................................................................................................22 6.1. Test Standard and Limit .....................................................................................................................22 6.2. Test Setup ............................................................................................................................................22 6.3. Test Procedure ....................................................................................................................................22 6.4. Test Data ..............................................................................................................................................22 7. Antenna Requirement ....................................................................................................................................23 7.1. Test Standard and Requirement .......................................................................................................23 7.2. Antenna Connected Construction .....................................................................................................23 APPENDIX I -- TEST SETUP PHOTOGRAPH ..............................................................................................24 APPENDIX II -- EXTERNAL PHOTOGRAPH.................................................................................................24 APPENDIX III -- INTERNAL PHOTOGRAPH ............................................................................................…

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PCBAntennaSpecification ITEMANTSPEC ModelName Polarizatio 433.92ANT nHorizontalandVertical AzimuthBeam Pattern Omni-directional Impedance50Ohm Manufacture CixiBeilianElectricalApplianceCo.,Ltd. Address No.198th,GuanxingRoad,GuanhaiweiTown,CixiCity,Ningbo City,ZhejiangProvince,P.R.China Antenna Photo & Length (cm)