2A6QM-RS1500Portable Power Station

ShenzhenRomossTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Subject;RequestforConfidentialit Date: 2022-10-21 y FCC ID: 2A6QM-RS1500 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:LeoQin Title:Manager

Shenzhen Romoss Technology Co., Ltd. Letter of Authorization Company:Shenzhen Romoss Technology C o., Ltd. Address: Room 1601, BLOCK B, Building 7, Shenzhen International Innovation Valley, Nanshan, Shenzhen Product Name:Portable Power Station Model Number:RS1500 Trade mark: ROMOSS FCC Identifier: 2A6QM-RS1500 We authorize MiCOM Labs Inc, 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the above named equipment. Any individual within MiCOM Labs is authorized to act on our behalf and take action on the application. We declare that MiCOM Labs Inc, 575 Boulder Court, Pleasanton, California 94566, USA, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Name: Leo Qin Signature of applicant: Date:10 .2 1 .2022 Leo Qin

ShenzhenRomossTechnologyCo.,Ltd. Company:ShenzhenRomossTechnologyCo.,Ltd. Address:Room1601,BLOCKB,Building7,ShenzhenInternationalInnovation Valley,Nanshan,Shenzhen TheEUTdoescomplywithitem5.2ofKDB680106D01v03asfollowstable RequirementsofKDB680106D01Yes/NoDescription (1)Powertransferfrequencyislessthan 1MHz Yes (2)Outputpowerfromeachprimarycoil islessthanorequalto15watts. Yes (3)Thesystemmayconsistofmorethan onesourceprimarycoils,chargingoneor moreclients.If morethanoneprimarycoilispresent,the coilpairsmaybepoweredonatthesame time The EUT frequency range is: 110kHz- 205kHz The output power of wireless charging is 10W(Max) . EUThasonlyonecoiNOl (4)Clientdeviceisplaceddirectlyin contactwiththetransmitter. YesEUTcanbedirectlycharged (5)Mobileexposureconditionsonly (portableexposureconditionsarenot coveredbythisexclusion). YesEUTisamobiledevice (6)TheaggregateH-fieldstrengths anywhereatorbeyond15cm surroundingthedevice,and20cm awayfromthesurfacefromallcoilsthat bydesigncansimultaneouslytransmit, andwhilethose coilsaresimultaneouslyenergized,are demonstratedtobelessthan50%ofthe applicableMPE limit. YesFulfilrequirements Name:LeoQin Signatureofapplicant Date:10.21.2022 :

FCCID:2A6QM-RS1500

FCCID:2A6QM-RS1500

TRFNo.FCCRFExposure_R4 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page1of7 RFExposureEvaluation FCCID:2A6QM-RS1500 MeasuringStandard FCCPart1(1.1310)andPart2(2.1091) KDB680106D01RFExposureWirelessChargingBaseAppv03 TestConfiguration ThetestdistanceofPositionEonthefrontsideis20cm,thetestdistanceofPositionA,B,C,Dis15cmusing theequipmentlistabovefordeterminingcompliancewiththeMPErequirementsofFCCPart1.1310. TheRFpowerdensitywasmeasuredatUndermaximumloadtest. ThetestdistanceofPositionEonthefrontsideis20cm,thetestdistanceofPositionA,B,C,Dis15cm,the fieldprobeswerepositionedatthelocationwherethereismaximumfieldstrength.ThemaximumE-fieldand H-fieldisreportedbelow. Thisdeviceusesawirelesschargingcircuitforpowertransferoperatingatthefrequencyof110.1KHz -205kHz.Thus,the300kHzlimitswereused:E-fieldLimit=614(V/m);H-fieldlimit=1.63(A/m). TESTSetup TRFNo.FCCRFExposure_R4 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page2of7 TESTLimits MeasuringDeviceandTestEquipment DescriptionManufacturerModelS/N Cal.Until ProbeFHP (1Hz-400KHz) NardaSafetyTest SolutionsGmbH EHP-50F J-0015 Nov11,2022 AdapterN/A YHY-48005 00 N/AN/A PHONE1HUAWEIP40N/AN/A TRFNo.FCCRFExposure_R4 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page3of7 TESTMODE MODETESTMODEDESCRIPTION 1wirelesschargingmode(Fullload) 2wirelesschargingmode(Halfload) 3wirelesschargingmode(Nullload) Note: 1.TheMode1wastheworstcaseandonlythedataoftheworstcaserecordinthisreport. TESTRESULT PassedNotApplicable TRFNo.FCCRFExposure_R4 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page4of7 EUTPortablePowerStationModelName.:RS1500 Pressure:1010hPaTestDate:2022-10-31 TestVoltage:Output:10W(Max)TestMode:Mode1(worsecase) E-FieldStrengthat15cmsurroundingtheEUTand20cmabovethetopsurfaceoftheEUT EUTSide Frequency Range (KHz) Probe A (V/m) Probe B (V/m) Probe C (V/m) Probe D (V/m) Probe E (V/m) Limits (V/m) 50%Limit (V/m) Fullload110~2050.860.850.880.880.98 614307 Halfload110~2050.830.830.870.860.95 Nullload110~2050.750.740.780.780.92 H-FieldStrengthat15cmsurroundingtheEUTand20cmabovethetopsurfaceoftheEUT EUTSide Frequency Range (KHz) Probe A (A/m) Probe B (A/m) Probe C (A/m) Probe D (A/m) Probe E (A/m) Limits (A/m) 50%Limit (A/m) Fullload110~2050.460.460.500.490.79 1.630.815Halfload110~2050.420.420.440.450.68 Nullload110~2050.410.400.430.440.65 Remark:ThedevicemeetsthemobileRFexposurelimitata15cmseparationdistanceasspecified in§2.1091oftheFCCRules. Note:OnlytheMode1worstcasemodesisrecordedinthereport. TRFNo.FCCRFExposure_R4 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page5of7 PHOTOGRAPHSOFTESTSETUP PositionE PositionA TRFNo.FCCRFExposure_R4 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page6of7 PositionB PositionC TRFNo.FCCRFExposure_R4 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page7of7 PositionD **********************THEEND**********************

FCC ID:2A6QM-RS1500 ANTinformation(MM) A 46±0.5 B 44±0.5 C 19±0.5 D 5±0.5 E 5±1 S 18±1

ReportNo.:KS2210S4539E TRFNo.FCCPart18_R2 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou, Shajing,Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page 1 of 33 TESTREPORT ReportNo.. ......................................... :KS2210S4539E FCCID. ................................................. :2A6QM-RS1500 Applicant..............................................:ShenzhenRomossTechnologyCo.,Ltd. Address. ................................................ :Room1601,BLOCKB,Building7,ShenzhenInternationalInnovation Valley,Nanshan,ShenzhenChina Manufacturer........................................: ShenzhenVacoNewMaterialTechnologyCo.,Ltd Address.................................................: Room40109,building1,HuahanScienceandTechnologyIndustrial Park,19QiyunWestRoad,HepingCommunity,PingshanStreet,Ping shandistrict,ShenzhenCity ProductName.....................................: PortablePowerStation TradeMark............................................: ROMOSS Model/Typereference.........................: RS1500 Standard..............................................:FCCRulesandRegulationsPart18 Dateofreceiptoftestsample............: October20,2022 Dateoftesting. ..................................... :October20,2022~October31,2022 Dateofissue ......................................... :October31,2022 TestResult..........................................:Pass Preparedby: (PrintedName+Signature) PaiZheng Approvedby: (PrintedName+Signature) SkyDong TestingLaboratoryName................:KSIGN(Guangdong)TestingCo.,Ltd. Address.................................................: WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,Jiujiu IndustrialPark,Minzhu,Shatou,Shajing,Bao'anDistrict,Shenzhen, Guangdong,China Thistestreportmaybeduplicatedcompletelyforlegalusewiththeapprovaloftheapplicant.Itshouldnot bereproducedexceptinfull,withoutthewrittenapprovalofourlaboratory.Theclientshouldnotuseitto claimproductendorsementbyKSIGN.Thetestresultsinthereportonlyapplytothetestedsample.The testreportshallbeinvalidwithoutallthesignaturesoftestingengineers,reviewerandapprover. AnyobjectionsmustberaisedtoKSIGNwithin15dayssincethedatewhenthereportisreceived.Itwillnot betakenintoconsiderationbeyondthislimit.Thetestreportmerelycorrespondtothetestsample. ReportNo.:KS2210S4539E TRFNo.FCCPart18_R2 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou, Shajing,Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page 2 of 33 Contents 1TESTSUMMARY..............................................................................................................................................3 1.1TestStandards................................................................................................................................................3 1.2ReportVersion................................................................................................................................................3 1.3Addressofthetestlaboratory.........................................................................................................................4 1.4TestFacility.....................................................................................................................................................4 1.5Environmentalconditions................................................................................................................................4 1.6Summaryofmeasurementresults..................................................................................................................5 1.7Statementofthemeasurementuncertainty...................................................................................................5 2GENERALINFORMATION...............................................................................................................................6 2.1ProductDescription........................................................................................................................................6 2.2Descriptionofthetestmode...........................................................................................................................7 2.3SpecialAccessories........................................................................................................................................7 2.4Modifications...................................................................................................................................................7 2.5EquipmentsUsedduringtheTest..................................................................................................................8 3TESTCONDITIONSANDRESULTS...............................................................................................................9 3.1ACPowerConductedEmission....................................................................................................................9 3.2RadiatedEmission........................................................................................................................................12 3.3AntennaRequirement...................................................................................................................................20 4.TESTSETUPPHOTOSOFTHEEUT...........................................................................................................21 5.PHOTOSOFTHEEUT..................................................................................................................................23 ReportNo.:KS2210S4539E TRFNo.FCCPart18_R2 Add：WestSideof1/F.,BuildingC,ZoneA,FuyuanNewFactory,JiujiuIndustrialPark,Minzhu,Shatou, Shajing,Bao'anDistrict,Shenzhen,Guangdong,China Tel：+(86)0755-29852678Fax:+(86)0755-29852397E-mail：[email protected]:www.gdksign.com Page 3 of 33 1TESTSUMMARY 1…

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FCCID:2A6QM-RS1500 RadiatedMeasurement(Below30MHz) RadiatedMeasurement(Above30MHz) ConductedEmission