2A6QM-WSC05-121Wireless Power Bank

ShenzhenRomossTechnologyCo.,Ltd. 2023.05.17 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA RE:AttestationStatementsPart2.911(d)(5)(i)requestfor(FCCID:2A6QM-WSC05-121) [ShenzhenRomossTechnologyCo.,Ltd.](“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceiving anequipmentauthorizationpursuanttosection2.903oftheFCCrules. Sincerely, LeoQin ShenzhenRomossTechnologyCo.,Ltd. 2023.05.17 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA RE:AttestationStatementsPart2.911(d)(5)(ii)requestfor(FCCID:2A6QM-WSC05-121) [ShenzhenRomossTechnologyCo.,Ltd.](“theapplicant”)certifiesthat,asofthedate ofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducing“covered”equipment. Sincerely, LeoQin

Shenzhen Romoss Technology Co.,Ltd Room1601, BLOCK B, Building 7,Shenzhen International Innovation Valley, Dashi 1st Road Xili community, Xili Street, Nanshan Shenzhen, Guangdong, 518000 China Date: 2023.4.28 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2A6QM-WSC05-121 US Agent – Attestation Statement / Part 2.911(d)(7) Shenzhen Romoss Technology Co.,Ltd certifies, that as of February 28, 2023, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2A6QM- WSC05-121 Shenzhen Romoss Technology Co.,Ltdaccepts to maintain an agent of service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of Shenzhen Romoss Technology Co.,Ltd for FCC ID: 2A6QM-WSC05-121 Designated Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Company: Shenzhen Romoss Technology Co.,Ltd Designated Agent: FCC US Agent, LLC Company Representative:Leo Qin Designated Agent Representative: Tim Payne Signature: Leo Qin Signature:

ShenzhenRomossTechnologyCo.,Ltd. AgentAuthorization Company:ShenzhenRomossTechnologyCo.,Ltd. Address:Room1601,BLOCKB,Building7,ShenzhenInternationalInnovationValley,Dashi 1stRoadXilicommunity,XiliStreet,Nanshan,Shenzhen，Guangdong,P.R.China ProductName:WirelessPowerBank ModelNumber(s): WSC05-121 WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2023.05.17 Name:LeoQin Title: Manager Company:ShenzhenRomossTechnologyCo.,Ltd.

ShenzhenRomossTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2023.05.17 Subject;RequestforConfidentiality FCCID:2A6QM-WSC05-121 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: 从 Name:LeoQin Title:Manager

ModelNo.:WSC05-121 FRONTVIEWOFSAMPLE BACKVIEWOFSAMPLE ModelNo.:WSC05-121 LEFTVIEWOFSAMPLE RIGHTVIEWOFSAMPLE ModelNo.:WSC05-121 TOPVIEWOFSAMPLE BOTTOMVIEWOFSAMPLE

ModelNo.:WSC05-121 Page1of3 INTERNALPHOTOOFSAMPLE INTERNALPHOTOOFSAMPLEPCB ModelNo.:WSC05-121 Page2of3 INTERNALPHOTOOFSAMPLEPCB INTERNALPHOTOOFSAMPLEPCB Antenna ModelNo.:WSC05-121 Page3of3 INTERNALPHOTOOFSAMPLE

ALPHA's reports is using a digital certificate that is trusted on Adobe's official server. If there is no digital certificate or the digital certificate shows damaged in your report. Please do not accept the report. E-mail: [email protected] Tel: 4008-3008-95Website:http://www.a-lab.cn FCC TEST REPORT FCC ID: 2A6QM-WSC05-121 On Behalf of Shenzhen Romoss Technology Co.,Ltd Wireless Power Bank Model No.: WSC05-121 Prepared for : Shenzhen Romoss Technology Co.,Ltd Address : Room1601, BLOCK B, Building 7,Shenzhen International Innovation Valley, Dashi 1st Road Xili community, Xili Street, Nanshan , Shenzhen， Guangdong, P.R.China Prepared By : Shenzhen Alpha Product Testing Co., Ltd. Address : Building i, No.2, Lixin Road, Fuyong Street, Bao'an District, 518103, Shenzhen, Guangdong, China Report Number : A2304144-C01-R01 Date of Receipt : April 22, 2023 Date of Test : April 22, 2023–April 23, 2023 Date of Report : April 23, 2023 Version Number : V0 Page 2 of 31 Report No.: A2304144-C01-R01 TABLE OF CONTENTS Description Page 1. Test Result Summary ................................................................................................................................ 5 2. EUT Description ......................................................................................................................................... 6 2.1. Description of Device (EUT) ............................................................................................................. 6 2.2. Accessories of Device (EUT) ........................................................................................................... 8 2.3. Tested Supporting System Details .................................................................................................. 8 2.4. Block Diagram of Connection between EUT and Simulators ....................................................... 8 2.5. Description of Test Modes ............................................................................................................... 8 2.6. Test Conditions ................................................................................................................................. 8 2.7. Test Facility ........................................................................................................................................ 9 2.8. Measurement Uncertainty ................................................................................................................ 9 3. Test Results and Measurement Data ..................................................................................................... 10 3.1. RF Exposure Test ............................................................................................................................ 10 3.1.1. Test Specification ....................................................................................................................... 10 3.1.2. Test Instruments ......................................................................................................................... 11 3.1.3. Test data ....................................................................................................................................... 11 4. Photos of test setup ................................................................................................................................ 20 Page 3 of 31 Report No.: A2304144-C01-R01 TEST REPORT DECLARATION Applicant : Shenzhen Romoss Technology Co.,Ltd Address : Room1601, BLOCK B, Building 7,Shenzhen International Innovation Valley, Dashi 1st Road Xili community, Xili Street, Nanshan , Shenzhen，Guangdong, P.R.China Manufacturer : Shenzhen Vaco New Material Technology Co.,Ltd Address : Room 40109, building 1,Huahan Science and Technology Industrial Park, 19 Qiyun West Road, Heping Community, Pingshan Street, Pingshan district, Shenzhen City EUT Description : Wireless Power Bank (A) Model No. : WSC05-121 (B) Trademark : N/A Measurement Standard Used: FCC CFR Title 47 Part 15 Subpart C FCC KDB 680106 D01 RF Exposure Wireless Charging Apps v03r01 The device described above is tested by Shenzhen Alpha Product Testing Co., Ltd. to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The test results are contained in this test report and Shenzhen Alpha Product Testing Co., Ltd. is assumed full responsibility for the accuracy and completeness test. Also, this report shows that the EUT is technically compliant with the KDB 680106 D01 requirements. This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Shenzhen Alpha Product Testing Co., Ltd. Tested by (name + signature).............: Yannis Wen Project Engineer Approved by (name + signature).......: Reak Yang Project Manager Date of issue...... .......................: April 23, 2023 Page 4 of 31 Report No.: A2304144-C01-R01 Revision History Revision Issue Date Revisions Revised By V0 April 23, 2023 Initial released Issue Yannis Wen Page 5 of 31 Report No.: A2304144-C01-R01 1. Test Result Summary Requirement CFR 47 Section Result RF EXPOSURE §1.1307(b)(1) & KDB680106 PASS Note: 1. PASS: Test item meets the requirement. 2. Fail: Test item does not meet the requirement. 3. N/A: Test case does not apply to the test object. 4. The test result judgment is decided by the limit of test standard. Page 6 of 31 Report No.: A2304144-C01-R01 2. EUT Description 2.1. Description of Device (EUT) EUT Name : Wireless Power Bank Model No. : WSC05-121 DIFF. : N/A Trademark : N/A Power supply : Power from adapter DC 3.85V from battery EUT information : Input : 5V ⎓ 2A or 9V ⎓ 2A (Type-C) Output : 5V ⎓ 2A or 9V ⎓ 2A (Type-C) Wireless Output : 10W (Max) Operation frequency : 110~205KHz Modulation : ASK Antenna Type : Coil Antenna, Maximum Gain is 0dBi (This value is supplied by applicant). Software version : MCU/CMS8S6990/WS…

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FinePage1of4 FINEELECTRONICSINDUSTRIAL(HK)LIMITED 泛亞電子實業(香港)有限公司TEL：0769-22490287FAX：0769-22499451FY-GZ001 承認書 SPECIFICATIONFORAPPROVAL 客戶： CUSTOMER: SZ314 客戶料號： CUSTP/N: 泛亞料號： FINEP/N: 産品型號： DESC: φ 20.5x40-6.7uH-35mm-COLB 日期： DATE: 2021/09/09 版本： Version: A.0 擬制 PREPAREDBY 審核 CHECKEDBY 批准 APPROVEDBY 客戶承認 CUSTOMERAPPROVE 欧亮清伍桥康蔡纪雨 泛亞電子實業（HK）有限公司 FINEELECTRONICSINDUSTRIAL（HK）LIMITED 工廠地址：東莞市石碣鎮四甲工業區 TEL ： 0769-22490287/22452492 FAX ： 0769-22499451 E-mail ： [email protected] FinePage2of4 FINEELECTRONICSINDUSTRIAL(HK)LIMITED 泛亞電子實業(香港)有限公司TEL：0769-22490287FAX：0769-22499451FY-GZ001 版本變更履歷 VersionChangeHistory 版本 Rev. 變更前 BeforeChange 變更後 AfterChange 更改日期 ChangeDate 批准 ApprovedBy A.0 新发行 ----2021/09/09 蔡纪雨 FinePage3of4 FINEELECTRONICSINDUSTRIAL(HK)LIMITED 泛亞電子實業(香港)有限公司TEL：0769-22490287FAX：0769-22499451FY-GZ001 SPECIFICATION 産品型號： DESC φ20.5x40-6.7uH-35mm-COLB 版本 Rev：A.0 客戶CUST: SZ314 泛亚料号FineP/N： 客户料号CUSTP/N: 一、尺寸DIMENSION:(mm) 二、原理图SCHEMATICDIAGRAM: A 40.0±1.0 B 20.5±0.5 C 0.5±0.1 D 35±2 E 2.0±1.0 F 43.5±1 G 5ref H 2.0Max 注： 1.线圈交叉出线； 2.线圈出线位置贴8mm宽高 温胶； 3.线圈反贴硬磁片，硬磁片 尺寸φ43.5*5*0.7mm，开孔开 双线槽； 4.磁片正面覆黑膜，背面贴 φ42*6*0.05mm带手撕位绿色 3M55256背胶。 三、绕线参数WindingSpecification: 序号 NO. 端子 TERMINAL 线径 WIRE 圈数 Turns 绕线方向 WindingDirection 1SFLitz0.08*24*2P10TsCCW 四、电气特性ELECTRICALCHARACTERISTICS: 温度TEMPERATURE:25±10°C,湿度RELATIVEHUMIDITY:65±20% 序号 NO. 项目 ITEM 端子 TERMINAL 标准 SPECIFICATION 测试条件 TESTFREQUENCY 测试仪器 TESTEQUIPMENTS 1IND.S-F 6.7u H±10%加磁片100KHz/1.0VLCZMETER1062B 2DCRS-F≤100mΩ1KHz/0.25VTH2810 擬制/日期PREPAREDBY/DATE審核/日期CHECKEDBY/DATE 欧亮清2021/09/09伍桥康2021/09/09 FinePage4of4 FINEELECTRONICSINDUSTRIAL(HK)LIMITED 泛亞電子實業(香港)有限公司TEL：0769-22490287FAX：0769-22499451FY-GZ001 SPECIFICATION 産品型號： DESC φ20.5x40-6.7uH-35mm-COLB 版本 Rev：A.0 客戶CUST: SZ314 泛亚料号FineP/N： 客户料号CUSTP/N: 五、包装PACKING: 5.1包装图片Packingpictures: 5.2包装数量及规格PackingQuantity: 5.3包装以现有包装盘为参照标准，以实际出货包装为准,如有特需要求可以定制。 Thepackagingshallbebasedontheexistingpackingplateandtheactualdeliverypackageshallprevail.If thereisanyrequirement,wecancustomizeit. 六、材料清单Materiallist: 序号 number 材料名称 Materialname 品名描述 Description 制造商 Manufacturer 1Litz0.08*24*2PLitz0.08*24*2P 2 无铅锡条无铅锡条 3 磁片+黑膜 硬磁片尺寸φ43.5*5*0.7mm，开孔开双线 槽 4 高温胶8mm宽的高温胶 5 3M55256背胶φ42*6*0.05mm带手撕位绿色3M55256背 胶 项目Item数量Quantity材料规格Material 盘Box 200Pcs370*265*55mm 箱BigCarton 1000Pcs400*280*310mm 擬制/日期PREPAREDBY/DATE審核/日期CHECKEDBY/DATE 欧亮清2021/09/09伍桥康2021/09/09

ShenzhenMostTechnologyServiceCo.,Ltd. No.5,2ndLangshanRoad,NorthDistrict,Hi-techIndustrialPark,Nanshan, Shenzhen,Guangdong,China. TESTREPORT FCCPART15.209 ReportReferenceNo. ....................... : FCCID.. ............................................... : MTEB23040267-R 2A6QM-WSC05-121 Compiledby (position+printedname+signature)..:FileadministratorsAlisaLuo Supervisedby (position+printedname+signature)..:TestEngineerSunnyDeng Approvedby (position+printedname+signature) .. : ManagerYvetteZhou Dateofissue ......................................... :April24,2023 RepresentativeLaboratoryName . :ShenzhenMostTechnologyServiceCo.,Ltd. Address.................................................: No.5,2ndLangshanRoad,NorthDistrict,Hi-techIndustrialPark, Nanshan,Shenzhen,Guangdong,China. Applicant’sname...............................:ShenzhenRomossTechnologyCo.,Ltd Address ................................................. : Room1601,BLOCKB,Building7,ShenzhenInternational InnovationValley,Dashi1stRoadXilicommunity,XiliStreet, Nanshan,Shenzhen，Guangdong,P.R.China Testspecification/Standard............: FCCRulesandRegulationsPart15SubpartC(Section15.209), ANSIC63.10:2013 TRFOriginator ...................................... :ShenzhenMostTechnologyServiceCo.,Ltd. ShenzhenMostTechnologyServiceCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenMostTechnologyServiceCo.,Ltd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenMostTechnologyServiceCo.,Ltd.takesnoresponsibilityforandwillnotassume liabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. Testitemdescription ........................ : WirelessPowerBank TradeMark............................................: ROMOSS Manufacturer.........................................: ShenzhenVacoNewMaterialTechnologyCo.,Ltd Model/Typereference ......................... : WSC05-121 ModulationType .................................. : ASK OperationFrequency..........................: 110-205KHz Rating.....................................................: Input:DC5V/2Aor9V/2A(Type-C) Output:DC5V/2A,9V2A(Type-C) Wirelessoutput:10W(MAX) HardwareVersion...............................: WSC05-SW6201+SC5001-V1.3/20221122 SoftwareVersion...............................: MCU/CMS8S6990/WSC05/MOYI Result ..................................................... :PASS ReportNo.:MTEB23040267-RPage 2 of 22 TESTREPORT EquipmentunderTest:WirelessPowerBank Model/Type: WSC05-121 Seriesmodels: N/A Remark: N/A Applicant:ShenzhenRomossTechnologyCo.,Ltd Address:Room1601,BLOCKB,Building7,ShenzhenInternational InnovationValley,Dashi1stRoadXilicommunity,XiliStreet, Nanshan,Shenzhen，Guangdong,P.R.China Manufacturer:ShenzhenVacoNewMaterialTechnologyCo.,Ltd Address:Room40109,building1,HuahanScienceandTechnology IndustrialPark,19QiyunWestRoad,HepingCommunity, PingshanStreet,Pingshandistrict,ShenzhenCity TestResult : PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. ReportNo.:MTEB23040267-RPage 3 of 22 Contents 1.REVISIONHISTORY.........................................................................................................................4 2.TESTSTANDARDS............................................................................................................................5 3.SUMMARY...............................................................................................................................................6 3.1.GeneralRemarks.........................................................................................................................................6 3.2.ProductDescription....................................................................................................................................6 3.3.EquipmentUnderTest................................................................................................................................6 3.4.ShortdescriptionoftheEquipmentunderTest(EUT)............................................................................6 3.5.EUToperationmode....................................................................................................................................6 3.6.BlockDiagramofTestSetup......................................................................................................................7 3.7.TestItem(EquipmentUnderTest)Description*.......................................................................................7 3.8.AuxiliaryEquipment(AE)Description.......................................................................................................7 3.9.AntennaInformation*..................................................................................................................................7 3.10.EUTconfiguration......................................................................................................................................7 3.11.Modifications..............................................................................................................................................7 4.TESTENVIRONMENT.......................................................................................................................8 4.1.Addressofthetestlaboratory...................................................................................................................8 4.2.Environmentalconditions...........................................................................................................................8 4.3.TestDescription...........................................................................................................................................9 4.4.Statementofthemeasurementuncertainty.............................................................................................9 4.5.Equipments…

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ModelNo.:WSC05-121 RETESTSETUP RETESTSETUP ModelNo.:WSC05-121 CETESTSETUP