2AEMI-B504B SoM

Rev1/26/2023 ParticleIndustries,Inc 3259thStreet,SanFrancisco,CA94103,UnitedStatesOfAmerica FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:March6,2024 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2AEMI-B504 ParticleIndustries,Inc(“theapplicant”)certifiesthattheequipmentforwhichauthorizationissoughtis not“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules. Sincerely, _______________ ZachSupalla ParticleIndustries,Inc Tel:+1-415-316-1024 Fax:+1-415-316-1024 E-mail:[email protected] Docusign Envelope ID: 7F07D2D6-620B-4A4C-8D62-FDB8B4D5CC42 Rev1/26/2023 ParticleIndustries,Inc 3259thStreet,SanFrancisco,CA94103,UnitedStatesOfAmerica FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:March6,2024 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2AEMI-B504 ParticleIndustries,Inc(“theapplicant”)certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, _______________ ZachSupalla ParticleIndustries,Inc Tel:+1-415-316-1024 Fax:+1-415-316-1024 E-mail:[email protected] Docusign Envelope ID: 7F07D2D6-620B-4A4C-8D62-FDB8B4D5CC42

Rev1/26/2023 ParticleIndustries,Inc 3259thStreet,SanFrancisco,CA94103,UnitedStatesOfAmerica FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:July24,2024 Ref:AttestationStatementsPart2.911(d)(7)Filing FCCID:2AEMI-B504 FRN:0024539330 ParticleIndustries,Inc(“theapplicant”)certifiesthat,asofthedateofthefilingoftheapplication,we designateourselvesastheU.S.agentforserviceofprocess. DesignatedU.S.AgentInformation: Name:ParticleIndustries,Inc Address:3259thStreet,SanFrancisco,CA94103,UnitedStatesOfAmerica ContactPerson:ZachSupalla Tel.:+1-415-316-1024 Email:[email protected] Sincerely, ______________ ZachSupalla ParticleIndustries,Inc Tel:+1-415-316-1024 Fax:+1-415-316-1024 E-mail:[email protected] Docusign Envelope ID: 7F07D2D6-620B-4A4C-8D62-FDB8B4D5CC42

ParticleIndustries,Inc 3259thStreet,SanFrancisco,CA94103,UnitedStatesOfAmerica Date:July25,2024 FederalCommunicationsCommission 7435OaklandMillsRoad-GateA Columbia,Maryland21046 Subject:RequestforConfidentiality FCCID:2AEMI-B504 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission’srules(47CFR§§0.457,0.459),weare requestingtheCommissiontowithholdthefollowingattachmentsasconfidentialdocumentfrompublic disclosureindefinitely.  SchematicDiagram BlockDiagram  PartsList OperationalDescription  TuneupProcedure Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionareconsideredasproprietary informationinoperationoftheequipment.Thepublicdisclosureofabovedocumentsmightbeharmfultoour companyandwouldgivecompetitoranunfairadvantageinthemarket. Inadditionaltoabovementioneddocuments,pursuanttoPublicNoticeDA04-1705oftheCommission’s policy,inordertocomplywiththemarketingregulationsin47CFT§2.803andtheimportationrulesin47CFR §2.1204,whileensuringthatbusinesssensitiveinformationremainsconfidentialuntiltheactualmarketingof newlyauthorizeddevices.Wearerequestingthecommissiontograntshort-termconfidentialityrequestonthe followingattachmentsuntil180daysaftertheGrantDateofEquipmentAuthorizations.  ExternalPhotos InternalPhotos TestSetupPhotos  UsersManual Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatandcorrespondentduring certificationreviewprocesscannotbegrantedasconfidentialdocumentsandthoseinformationwillbeavailable forpublicreviewoncethegrantofequipmentauthorizationisissued. BestRegards, _______________ ZachSupalla ParticleIndustries,Inc Tel:+1-415-316-1024 Fax:+1-415-316-1024 E-mail:[email protected] Docusign Envelope ID: 7F07D2D6-620B-4A4C-8D62-FDB8B4D5CC42

ParticleIndustries,Inc 3259thStreet,SanFrancisco,CA94103,UnitedStatesOfAmerica ModularApprovalDeclarationLetter Date:July25,2024 (BSoM)FCCID: 2AEMI-B504 isseekingFCCAuthorizationasaSingleModularTransmitter/SingleLimitedModularTransmitter(Pleasecheckone) TheEUTmeetstherequirementsforSingleModularApproval/SingleLimitedModularApproval(Pleasecheckone) asdetailedinKDB996369.Compliancetoeachoftherequirementsisdescribedbelow: ItemModularrequirementYesNo Pleaseprovideadetailedexplanationiftheansweris “No.” 1 HaveitsownRFshielding √Theradioportionofthismoduleisshielded. 2 Havebufferedmodulation/datainputs(ifsuchinputsareprovided) √Themodulehasbuffermodulation/datainputs. 3 Themodulartransmittermusthaveitsownpowersupply regulation. √Themodulehasitsownpowersupplyregulation. 4 Meettheantennarequirementsofsection15.203 √ Therequirementsofantennaconnectorand spuriousemissionhavebeenfulfilled. 5 Betestedinastand-aloneconfiguration,i.e.,theantenna,ACor DCpoweranddatainput/outputlinesmustbeconnectedtothe modulebut,themodulemustnotbeinsideanothercaseduring testing. √Therequiredrulehasbeenfulfilled. 6 BelabeledwithitsownFCCIDnumber,andiftheFCCIDisnot visiblewhenthemoduleisinstalledinsideanotherdevice,then theoutsideofthedeviceintowhichthemoduleisinstalledmust alsodisplayalabelreferringtotheenclosedmodule. √ TheModulewillhavetheFCCIDlabeledonthe shield,andtheinstructiononthelabelingruleofthe endproducthasbeenstatedintheUserManualof thismodule. 7 Themodulartransmitterismanufacturedsothattheusercan notinfluencetheoperationofthetransmitterthatwilloperate outsideofthescopeoftheregulations. √ Therequiredrulehasbeenfulfilledandallthe instructionsformaintainingcompliancehavebeen clearlystatedintheUserManual. 8 AddresscompliancewiththeCommission`sRFexposurelimits inSections1.1310and2.1093.√ Therequiredrulehasbeenfulfilledandallthe instructionsformaintainingcompliancehavebeen clearlystatedintheUserManual. Note: (1)LMAmaybegrantedwhenoneormoreoftherequirementsinthetableabovecannotbedemonstrated. LMAwillalsobeissuedinthoseinstanceswhereapplicantscandemonstratethattheywillretaincontroloverthefinalinstallationofthedevice,suchthatcomplianceofthe endproductisassured.Insuchcases,anoperatingconditionontheLMAforthemodulemuststatethatthemoduleisonlyapprovedforusewheninstalledindevices producedbyaspecificmanufacturer. WhenLMAissought,theapplicationforequipmentcertificationmustspecificallystatehowcontroloftheendproductintowhichthemodulewillbeinstalled,andwillbe maintained,suchthatfullcomplianceoftheendproductisalwaysensured. (2)PleaseprovideClearandspecificinstructionsdescribingtheconditions,limitationsandproceduresforthird-partiestouseand/orintegratethemoduleintoahostdevice. (3)Fornon-SoftwareDefinedRadiotransmittermoduleswheresoftwareisusedtoensurecomplianceofthedevice,technicaldescriptionofhowsuchcontrolisimplemented toensurepreventionofthirdpartymodificationmustbeprovided(seeKDB594280). Note1:Complianceofamoduleinitsfinalconfigurationistheresponsibilityoftheapplicant.Ahostdevicewillnotbeconsideredcertifiediftheinstructions regardingantennaconfigurationprovidedintheoriginaldescription,ofoneormoreseparatelycertifiedmodulesitcontains,werenotfollowed. Example:Aseparatelycertifiedlow-powertransceivermoduleusingBluetoothtechnologywhichishousedinadesktopcomputer,laptoporperipheraldoesnot requiretheoverallsystemtoberecertified,ifthedesktopcomputer,laptoporperipheral,asastand-aloneunit,complieswithallapplicabletechnicalstandards. _______________ ZachSupalla ParticleIndustries,Inc Tel:+1-415-316-1024 Fax:+1-415-316-1024 E-mail:[email protected] Docusign Envelope ID: 7F07D2D6-620B-4A4C-8D62-FDB8B4D5CC42

BV 7Layers Communications Technology (Shenzhen) Co., Ltd Room B37, Warehouse A5, No.3 Chiwan 4th Road, Zhaoshang Street, Nanshan District Shenzhen, Guangdong, People’s Republic of China Tel: +86 755 8869 6566 Fax: +86 755 8869 6577 Email: [email protected] Page 1 of 22 Test Report No.: W7L-P24060002EM01 EMC TEST REPORT Applicant: Particle Industries,Inc Address: 325 9th Street, San Francisco, CA 94103, United States Of America Manufacturer or Supplier: Particle Industries,Inc Address: 325 9th Street, San Francisco, CA 94103, United States Of America Product: B SoM Brand Name: Particle Model Name: B504 FCC ID: 2AEMI-B504 Date of tests: Jun. 05, 2024 ~ Jun. 20, 2024 The submitted sample of the above equipment has been tested for according to the requirements of the following standards: FCC Part 15, Subpart B, Class A FCC Part 15, Subpart B, Class B ANSI C63.4:2014 CONCLUSION: The submitted sample was found to COMPLY with the test requirement Prepared by Simon Wang Engineer / Mobile Department Approved by Luke Lu Manager / Mobile Department Date: Jun. 20, 2024 Date: Jun. 20, 2024 This report is governed by, and incorporates by reference, the Conditions of Testing as posted at the date of issuance of this report at http://www.bureauveritas.com/home/about-us/our-business/cps/about-us/terms-conditions/ and is intended for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to us. Measurement uncertainty is only provided upon request for accredited tests. Statements of conformity are based on simple acceptance criteria without taking measurement uncertainty into account, unless otherwise requested in writing. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence or if you require measurement uncertainty; provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. BV 7Layers Communications Technology (Shenzhen) Co., Ltd Room B37, Warehouse A5, No.3 Chiwan 4th Road, Zhaoshang Street, Nanshan District Shenzhen, Guangdong, People’s Republic of China Tel: +86 755 8869 6566 Fax: +86 755 8869 6577 Email: [email protected] Page 2 of 22 Test Report No.: W7L-P24060002EM01 TABLE OF CONTENTS RELEASE CONTROL RECORD ............................................................................................................... 3 1 GENERAL INFORMATION ................................................................................................................ 4 1.1 GENERAL DESCRIPTION OF EUT ............................................................................................. 4 1.2 SUMMARY OF TEST RESULTS ................................................................................................... 5 1.3 MEASUREMENT UNCERTAINTY ............................................................................................... 5 1.4 DESCRIPTION OF TEST MODES ............................................................................................... 6 1.5 DESCRIPTION OF SUPPORT UNITS ......................................................................................... 7 2 EMISSION TEST ................................................................................................................................ 8 2.1 CONDUCTED EMISSION MEASUREMENT .................................................................................... 8 2.1.1 LIMITS OF CONDUCTED EMISSION MEASUREMENT ................................................... 8 2.1.2 TEST INSTRUMENTS .......................................................................................................... 8 2.1.3 TEST PROCEDURES .......................................................................................................... 9 2.1.4 DEVIATION FROM TEST STANDARD ................................................................................ 9 2.1.5 TEST SETUP ........................................................................................................................ 9 2.1.6 EUT OPERATING CONDITIONS ....................................................................................... 10 2.1.7 TEST RESULTS .................................................................................................................. 11 2.2 RADIATED EMISSION MEASUREMENT .................................................................................. 13 2.2.1 LIMITS OF RADIATED EMISSION MEASUREMENT ....................................................... 13 2.2.2 TEST INSTRUMENTS ........................................................................................................ 14 2.2.3 TEST PROCEDURE ........................................................................................................... 15 2.2.4 DEVIATION FROM TEST STANDARD .............................................................................. 16 2.2.5 TEST SETUP ...................................................................................................................... 17 2.2.6 EUT OPERATING CONDITIONS ....................................................................................... 17 2.2.7 TEST RE…

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ParticleIndustries,Inc 3259thStreet,SanFrancisco,CA94103,UnitedStatesOfAmerica Date:July25,2024 PowerofAttorney Towhomitmayconcern, PleasebenotifiedthatI,ZachSupalla,havedesignatedJoeyLaoofBureauVeritas7Layers CommunicationsTechnology(Shenzhen)Co.,Ltdasthepersonbeingresponsibleforthisprojectandto signtheform731andotherdocumentation. AnyandallactscarriedoutbyJoeyLaoofBureauVeritas7LayersCommunicationsTechnology(Shenzhen) Co.LtdonthemattersrelatingtoallprocessesrequiredintheFCCapprovalandanycommunicationneeded withthenationalauthority,shallhavethesamelegalauthorityasactsonourownbehalf. Asdefinedin47CFRCh.1.U.S.C.862,wefurthercertifythatneithertheapplicantnoranypartytothis applicationissubjecttoadenialtoFederalbenefits,includingFCCbenefits,pursuanttosection5301ofthe Anti-DrugAbuseAct. Thisauthorizationislimitedtotheproductofasfollowing: FCCID:2AEMI-B504 Ifyouhaveanyacknowledgementandresponse,pleasesendittoJoeyLaoofBureauVeritas7Layers CommunicationsTechnology(Shenzhen)Co.,Ltddirectly. Shouldyouhaveanyquestionorcommentregardingthismatter,pleasehavemybestattention. Sincerelyyours, _______________ ZachSupalla ParticleIndustries,Inc Tel:+1-415-316-1024 Fax:+1-415-316-1024 E-mail:[email protected] Docusign Envelope ID: 7F07D2D6-620B-4A4C-8D62-FDB8B4D5CC42