2BKSCLIGHTPROSURROUND LIGHT PRO

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. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: 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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction

DongguanWXlndustryCo.,Ltd 2.911(d)(5)(i)EquipmentTypeAttestationv1.2 Section2.911(d)(5)(i)Certification–EquipmentType Companyname:DongguanWXlndustryCo.,Ltd Address:Room502,Building2,No.2,LianhuBeiyuanSecondRoad,Tangxia Town,Dongguan,GuangdongChina ProductName:SURROUNDLIGHTPRO FCCID:2BKSCLIGHTPRO Model(s):SURROUNDLIGHTPRO 2.911(d)(5)(i)EquipmentType We,[DongguanWXlndustryCo.,Ltd](“theapplicant”)certifythattheequipmentforwhich authorizationissoughtthroughcertificationisnot:  Prohibitedfromreceivinganequipmentauthorizationpursuantto§2.903;oftheFCCrules.  Identifiedasanequipmenttypeinthe“CoveredList” NOTE1 Yourssincerely, Name:YeKaiBingDate:2024.10.11 TitleandCompanyname:Manager/DongguanWXlndustryCo.,Ltd NOTE1 “CoveredList”;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

DongguanWXlndustryCo.,Ltd 2.911(d)(5)(ii)ApplicantAttestationv1.3 Section2.911(d)(5)(ii)Certification–Applicant(CoveredList) Companyname:DongguanWXlndustryCo.,Ltd Address:Room502,Building2,No.2,LianhuBeiyuanSecondRoad,Tangxia Town,Dongguan,GuangdongChina ProductName:SURROUNDLIGHTPRO FCCID:2BKSCLIGHTPRO Model(s):SURROUNDLIGHTPRO 2.911(d)(5)(ii)Applicantfiling We,[DongguanWXlndustryCo.,Ltd](“theapplicant”)certifythat,asofthedateofthefilingofthe application,theapplicantisnotidentified NOTE1 onthe“CoveredList” NOTE2 ,establishedpursuantto §1.50002ofthischapter,asanentityproducingcoveredcommunicationsequipment. Yourssincerely, Name:YeKaiBingDate:2024.10.11 TitleandCompanyname:Manager/DongguanWXlndustryCo.,Ltd NOTE1 Deleteoptionnotapplicabletothisapplication. NOTE2 “CoveredList”;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

DongguanWXlndustryCo.,Ltd 2.911(d)(7)USAAgentv1.5 Section2.911(d)(7)USAAgentforServiceofProcess 2.911(d)(7)USADesignatedAgentforServiceofProces Company name:Dongguan WX lndustry Co.,Ltd Address:Room 502,Building 2,No.2,Lianhu Beiyuan Second Road,Tangxia Town,Dongguan,Guangdong China Product Name:SURROUND LIGHT PRO FCC ID: 2BKSCLIGHTPRO Model(s):SURROUND LIGHT PRO s We,[DongguanWXlndustryCo.,Ltd](“theapplicant”)designate[StoneTrading Limited] 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. USAAgent Companyname:StoneTradingLimited USAAddress:6547NAcademyBlvd #2266,ColoradoSprings,CO80918,United States FRNNumber ： 0033401936 ContactName:DongmeiFang TelephoneNo:+12134573118 Email:[email protected] Applicant Companyname:DongguanWXlndustry Co.,Ltd Address:Room502,Building 2,No.2,LianhuBeiyuanSecond Road,Tangxia Town,Dongguan,GuangdongChina GranteeFRNNumber:0035900711 FCCGranteeCode:2BKSC ContactName:YeKaiBing TelephoneNo:13580746685 Email:[email protected] Signature: Title:Manager Signature: DongguanWXlndustryCo.,Ltd 2.911(d)(7)USAAgentv1.5 Title:Manager Date:2024.10.11Date:2024.10.11 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

DongguanWXlndustryCo.,Ltd AgentAuthorization Company:DongguanWXlndustryCo.,Ltd Address:Room502,Building2,No.2,LianhuBeiyuanSecondRoad,Tangxia Town,Dongguan,GuangdongChina ProductName:SURROUNDLIGHTPRO ModelNumber(s):SURROUNDLIGHTPRO ProductDescription:SURROUNDLIGHTPRO WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2024.10.11 Name:YeKaiBing Title:Manager Company:DongguanWXlndustryCo.,Ltd

DongguanWXlndustryCo.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2024.10.11 Subject;RequestforConfidentiality FCCID:2BKSCLIGHTPRO ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:YeKaiBing Title:Manager

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Labelandlabellocation 3cm SURROUNDLIGHTPRO FCCID:2BKSCLIGHTPRO 1cm

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FCCID:2BKSCLIGHTPRO RFExposureEvaluation AccordingtoWS-1GeneralRFExposureGuidancev06andpart2.1093，Unless specificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-ghead orbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,by measurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, ForBLE TestMode Max Power(dBm) Max Power(mW) Frequency(MHz) Min. distance(mm) Calc. thresholds limit GFSK2.0431.60244050.496153.0 SoaSARtestisnotrequired

东莞市唯新实业有限公司 天线规格书 Dongguan Weixin In dustry Co., Ltd Antenna specifications Dongguan Weixin Industry Co., Ltd 目录 产品图片,尺寸（Product pictures, size） .................................1 产品参数（Product Parameters） .............................................1 增益，效率，方向图，S11（gain, efficiency, pattern）...2-5 测试连接系统(Test connection system)....................................5 Table of contents Page 1 产品测试参数（Product test parameters） 产品名称(Name) 板载天线（Onboard antenna） 产品型号(Model Type) SURROUND LIGHT PRO 电 性 能 指 标 (Electrical Specifications) 频率范围 (Frenquency Range) 2400-2500MhZ 极化方式 （ Polarization ） 水平（level） 输入阻抗(Impedance) 50 Ω 辐射方向（Radiation direction） 全向（Omnidirectional） 驻波比 （ VSWR ） 2.0 功率容量(Power) 40mW 增益(Gain) -1.4DB 带宽 (Bandwidth 136/980MHz 机 械 指 标 (Mechanical Specifications) 尺寸 (Dimensions)天线颜色(Radome Color) 白色（White） 连接器型号 (Connector) 引线长度(Cable Length) 外壳材料 Radome Material 工作温度 (Working Temperature) -10°C-+60°C 存放温度 (Limit Temperature) -10°C-+30°C 12.2*5.2mm Dongguan Weixin Industry Co., Ltd 一.产品图片,尺寸（Product pictures, size） 二、产品参数（Product Parameters） Page 2 Frequency（MHz） Efficieny(%)Gain(dB) 2400 18.18%-2.76 2410 20.22%-2.18 2420 19.95%-1.57 2430 18.23% -1.4 2440 16.11%-1.71 2450 13.90% -2.77 2460 12.15% -4.32 2470 11.04% -5.97 2480 2490 2500 -5.19 -5.58 -4.27 10.96% 11.27% 12.26% Dongguan Weixin Industry Co., Ltd 苹果图(apple diagram) 三、增益(Gain).效率(efficiency).方向图(direction map)，S11 增益,效率(gain,efficiency) Page 3 Dongguan Weixin Industry Co., Ltd Page 4 Dongguan Weixin Industry Co., Ltd 方向图(direction map) Page 5 Dongguan Weixin Industry Co., Ltd VSWR Page 6 Dongguan Weixin Industry Co., Ltd Impedance Return Loss Page 7 Dongguan Weixin Industry Co., Ltd 测试机构（ testing agency） ： Shenzhen Morlab Communications Technology Co., Ltd ҩ൫৵ࢤ༢๤(Test connection system)

ProjectNo.:ZKT-24092412110E Page 1 of 40 FCCTESTREPORT FCCID:2BKSCLIGHTPRO ReportNumber. .................................... : ZKT-24092412110E DateofTest ....................................................... : Sept.24,2024-Sept.29,2024 Dateofissue.........................................: Sept.29,2024 Totalnumberofpages..........................40 TestResult .......................................... : PASS TestingLaboratory............................: ShenzhenZKTTechnologyCo.,Ltd. Address ............................................... : 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrial Avenue,FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname.............................: DongguanWXlndustryCo.,Ltd Address...............................................: Room502,Building2,No.2,LianhuBeiyuanSecondRoad,Tangxia Town,Dongguan,Guangdong Manufacturer'sname......................: DongguanWXlndustryCo.,Ltd Address...............................................: Room502,Building2,No.2,LianhuBeiyuanSecondRoad,Tangxia Town,Dongguan,Guangdong Testspecification: Standard ................................................ : FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2013 Testprocedure ..................................... : / Non-standardtestmethod................:N/A TestReportFormNo........................: TRF-EL-111_V0 TestReportForm(s)Originator.....: ZKTTesting MasterTRF ........................................ : Dated:2020-01-06 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmay bealteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname ..................................... :SURROUNDLIGHTPRO Trademark...........................................:N/A Model/Typereference......................: SURROUNDLIGHTPRO Ratings .................................................. : Input:5-20V3.25A Battery:11.1V,10000mAh,111Wh ProjectNo.:ZKT-24092412110E Page 2 of 40 Testingprocedureandtestinglocation: TestingLaboratory.......................................:ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature).......................: JacksonFang Reviewer(name+signature) ....................... : LakeXie Approved(name+signature) ....................... : ProjectNo.:ZKT-24092412110E Page 3 of 40 TableofContents Page 1.VERSION....................................................................................................................5 2.SUMMARYOFTESTRESULTS...............................................................................6 2.1TESTFACILITY.................................................................................................................7 2.2MEASUREMENTUNCERTAINTY....................................................................................7 3.GENERALINFORMATION........................................................................................8 3.1GENERALDESCRIPTIONOFEUT.................................................................................8 3.2DESCRIPTIONOFTESTMODES....................................................................................9 3.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED..............9 3.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)........................................9 3.5EQUIPMENTSLISTFORALLTESTITEMS.................................................................10 4.EMCEMISSIONTEST.............................................................................................12 4.1CONDUCTEDEMISSIONMEASUREMENT..................................................................12 4.1.1POWERLINECONDUCTEDEMISSIONLimits...................................................12 4.1.2TESTPROCEDURE...............................................................................................12 4.1.3DEVIATIONFROMTESTSTANDARD..................................................................12 4.1.4TESTSETUP...........................................................................................................13 4.1.5EUTOPERATINGCONDITIONS...........................................................................13 4.2.1RADIATEDEMISSIONLIMITS...............................................................................16 4.2.2TESTPROCEDURE...............................................................................................17 4.2.3DEVIATIONFROMTESTSTANDARD..................................................................17 4.2.4TESTSETUP...........................................................................................................17 4.2.5EUTOPERATINGCONDITIONS...........................................................................18 5.RADIATEDBANDEMISSIONMEASUREMENT.....................................................23 5.1TESTREQUIREMENT:..............................................................................................23 5.2TESTPROCEDURE..................................................................................................23 5.3DEVIATIONFROMTESTSTANDARD.....................................................................23 5.4TESTSETUP..............................................................................................................24 5.5EUTOPERATINGCONDITIONS..............................................................................24 5.6TESTRESULT...........................................................................................................25 6.POWERSPECTRALDENSITYTEST......................................................................26 6.1APPLIEDPROCEDURES/LIMIT..............................................…

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