2A7SG-BAMBLOCKwireless speaker

FCC STATEMENT : This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: This device may not cause harmful interference, and This device must accept any interference received, including interference that may cause undesired operation. Warning: 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. RF warning statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.

E-TRENDSELECTRONICCO.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2022-09-26 Subject;RequestforConfidentiality FCCID:2A7SG-BAMBLOCK ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram OperationalDescription SWSECURITYDESCRIPTION PartsList Tuneup 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:SimoneWang Title:SALESMANAGER

E-TRENDSELECTRONICCO.,LTD LetterofAuthorization Company:E-TRENDSELECTRONICCO.,LTD Address:No.5Floor,No.9Building,HuixinIndustrialPark,Yangwuvillage, DalingshanTown,Dongguan,Guangdong,523839,China ProductName:wirelessspeaker ModelNumber(s):97110 ProductDescription:wirelessspeaker WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2022-09-26 Name:SimoneWang Title:SALESMANAGER Company:E-TRENDSELECTRONICCO.,LTD

Code:AB-RF-05-b ExternalPhotograph Code:AB-RF-05-b Code:AB-RF-05-b Code:AB-RF-05-b

LabelLocation:

Code:AB-RF-05-b InternalPhotograph Code:AB-RF-05-b BTANT Code:AB-RF-05-b Code:AB-RF-05-b WPTANT

ReportNo.:18220WC20202903FCCID:2A7SG-BAMBLOCKPage1of11 Code:AB-RF-05-b FCCTestReport ClientName:E-TRENDSELECTRONICCO.,LTD ClientAddress: No.5Floor,No.9Building,HuixinIndustrial Park,Yangwuvillage,DalingshanTown, Dongguan,Guangdong,523839,China ProductName:wirelessspeaker ReportDate:Sept.26,2022 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC20202903FCCID:2A7SG-BAMBLOCKPage2of11 Code:AB-RF-05-b Contents 1.GeneralInformation...........................................................................................................................................5 1.1.ClientInformation....................................................................................................................................5 1.2.DescriptionofDevice(EUT)..................................................................................................................5 1.3.AuxiliaryEquipmentUsedDuringTest................................................................................................6 1.4.TestEquipmentList.................................................................................................................................6 1.5.MeasurementUncertainty.....................................................................................................................6 1.6.DescriptionofTestFacility.....................................................................................................................7 2.MeasurementandResult..................................................................................................................................8 2.1.Requirements...........................................................................................................................................8 2.2.TestSetup.................................................................................................................................................9 2.3.TestProcedure.........................................................................................................................................9 2.4.TestResult................................................................................................................................................9 APPENDIXI--TESTSETUPPHOTOGRAPH................................................................................................11 APPENDIXII--EXTERNALPHOTOGRAPH..................................................................................................11 APPENDIXIII--INTERNALPHOTOGRAPH..................................................................................................11 ReportNo.:18220WC20202903FCCID:2A7SG-BAMBLOCKPage3of11 Code:AB-RF-05-b TESTREPORT Applicant:E-TRENDSELECTRONICCO.,LTD Manufacturer:E-TRENDSELECTRONICCO.,LTD ProductName:wirelessspeaker ModelNo.:97110 TradeMark:N.A. Rating(s): Input:5V⎓1A,9V⎓2A Wirelessoutput:10W TestStandard(s): FCCPart1.1310,1.1307(b) TestMethod(s): KDB680106D01RFExposureWirelessChargingAppsv03 ThedevicedescribedaboveistestedbyShenzhenAnbotekComplianceLaboratoryLimitedto determinethemaximumemissionlevelsemanatingfromthedeviceandtheseverelevelsofthedevice canendureanditsperformancecriterion.Themeasurementresultsarecontainedinthistestreportand ShenzhenAnbotekComplianceLaboratoryLimitedisassumedfullofresponsibilityfortheaccuracy andcompletenessofthesemeasurements.Also,thisreportshowsthattheEUT(EquipmentUnder Test)istechnicallycompliantwiththeFCCPart1.1307&KDB680106D01requirements. Thisreportappliestoabovetestedsampleonlyandshallnotbereproducedinpartwithoutwritten approvalofShenzhenAnbotekComplianceLaboratoryLimited. DateofReceipt Aug.30,2022 DateofTest Aug.30~Sept.13,2022 PreparedBy (NianxiuChen) Approved&AuthorizedSigner (KingkongJin) ReportNo.:18220WC20202903FCCID:2A7SG-BAMBLOCKPage4of11 Code:AB-RF-05-b RevisionHistory ReportVersionDescriptionIssuedDate R00OriginalIssue.Sept.26,2022 ReportNo.:18220WC20202903FCCID:2A7SG-BAMBLOCKPage5of11 Code:AB-RF-05-b 1.GeneralInformation 1.1.ClientInformation Applicant:E-TRENDSELECTRONICCO.,LTD Address: No.5Floor,No.9Building,HuixinIndustrialPark,Yangwuvillage, DalingshanTown,Dongguan,Guangdong,523839,China Manufacturer:E-TRENDSELECTRONICCO.,LTD Address: No.5Floor,No.9Building,HuixinIndustrialPark,Yangwuvillage, DalingshanTown,Dongguan,Guangdong,523839,China Factory :E-TRENDSELECTRONICCO.,LTD Address: No.5Floor,No.9Building,HuixinIndustrialPark,Yangwuvillage, DalingshanTown,Dongguan,Guangdong,523839,China 1.2.DescriptionofDevice(EUT) ProductName:wirelessspeaker ModelNo.:97110 TradeMark:N.A. TestPowerSupply:AC120V,60HzforAdapter TestSampleNo.:1-2-1(NormalSample),1-2-2(EngineeringSample) Adapter:N/A WPT: OperationFrequency:110.1~205KHz ModulationType:FSK AntennaType:InductiveloopcoilAntenna AntennaGain(Peak):0dBi(Providedbycustomer) Remark:1)Foramoredetailedfeaturesdescription,pleaserefertothemanufacturer’sspecifications ortheUser’sManual. ReportNo.:18220WC20202903FCCID:2A7SG-BAMBLOCKPage6of11 Code:AB-RF-05-b 1.3.AuxiliaryEquipmentUsedDuringTest DescriptionRating(s) Adapter Model:MDY-11-EX Input:100-240V~50/60Hz,0.7A Output:5V3A/9V3A/12V2.25A/20V1.35A/11V3AMax MobilePhoneiPhone11 1.4.TestEquipmentList ItemEquipmentManufacturerModelNo.SerialNo.LastCal.Cal.Interval 1 ElectricandMagnetic fieldAnalyzer NARDAEHP-200A180ZX10202Nov.12,20211Year 1.5.MeasurementUncertainty MagneticFieldReading(A/m): +/-0.04282(A/m) ElectricFieldReading(V/m): +/-0.03679(V/m) ReportNo.:18220WC20202903FCCID:2A7SG-BAMBLOCKPage7of11 Code:AB-RF-05-b 1.6.DescriptionofTestFacility Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: FCC-RegistrationNo.:184111 ShenzhenAnbotekComplianceLaboratoryLimited,EMCLaboratoryhasbeenregisteredandfully describedinareportfiledwiththe(FCC)FederalCommunicationsCommission.Theacceptanceletter fromtheFCCismaintainedinourfiles.RegistrationNo.184111. ISED-RegistrationNo.:8058A ShenzhenAnbotekComplianceLaboratoryLimited,EMCLaboratoryhasbeenregisteredandfully describedinareportfiled…

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ReportNo.:18220WC20202902FCCID:2A7SG-BAMBLOCKPage1of21 Code:AB-RF-05-b FCCTestReport ClientName:E-TRENDSELECTRONICCO.,LTD ClientAddress: No.5Floor,No.9Building,HuixinIndustrial Park,Yangwuvillage,DalingshanTown, Dongguan,Guangdong,523839,China ProductName:wirelessspeaker ReportDate:Sept.26,2022 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC20202902FCCID:2A7SG-BAMBLOCKPage2of21 Code:AB-RF-05-b Contents 1.GeneralInformation...........................................................................................................................................5 1.1.ClientInformation....................................................................................................................................5 1.2.DescriptionofDevice(EUT)..................................................................................................................5 1.3.AuxiliaryEquipmentUsedDuringTest................................................................................................6 1.4.DescriptionofTestModes.....................................................................................................................6 1.5.DescriptionOfTestSetup......................................................................................................................7 1.6.TestEquipmentList.................................................................................................................................8 1.7.MeasurementUncertainty.....................................................................................................................9 1.8.DescriptionofTestFacility.....................................................................................................................9 2.SummaryofTestResults................................................................................................................................10 3.ConductedEmissionTest................................................................................................................................11 3.1.TestStandardandLimit.......................................................................................................................11 3.2.TestSetup...............................................................................................................................................11 3.3.TestProcedure.......................................................................................................................................11 3.4.TestData.................................................................................................................................................11 4.RadiationSpuriousEmission.........................................................................................................................14 4.1.TestStandardandLimit.......................................................................................................................14 4.2.TestSetup...............................................................................................................................................14 4.3.TestProcedure.......................................................................................................................................15 4.4.TestData.................................................................................................................................................15 5.AntennaRequirement......................................................................................................................................20 5.1.TestStandardandRequirement.........................................................................................................20 5.2.AntennaConnectedConstruction......................................................................................................20 APPENDIXI--TESTSETUPPHOTOGRAPH................................................................................................21 APPENDIXII--EXTERNALPHOTOGRAPH..................................................................................................21 APPENDIXIII--INTERNALPHOTOGRAPH..................................................................................................21 ReportNo.:18220WC20202902FCCID:2A7SG-BAMBLOCKPage3of21 Code:AB-RF-05-b TESTREPORT Applicant:E-TRENDSELECTRONICCO.,LTD Manufacturer:E-TRENDSELECTRONICCO.,LTD ProductName:wirelessspeaker ModelNo.:97110 TradeMark:N.A. Rating(s): Input:5V⎓1A,9V⎓2A Wirelessoutput:10W TestStandard(s): FCCPart15SubpartC,Paragraph15.209 TestMethod(s): ANSIC63.10:2020 ThedevicedescribedaboveistestedbyShenzhenAnbotekComplianceLaboratoryLimitedto determinethemaximumemissionlevelsemanatingfromthedeviceandtheseverelevelsofthedevice canendureanditsperformancecriterion.Themeasurementresultsarecontainedinthistestreportand ShenzhenAnbotekComplianceLaboratoryLimitedisassumedfullofresponsibilityfortheaccuracy andcompletenessofthesemeasurements.Also,thisreportshowsthattheEUT(EquipmentUnder Test)istechnicallycompliantwiththeFCCPart15SubpartCrequirements. Thisreportappliestoabovetestedsampleonlyandshallnotbereproducedinpartwithoutwritten approvalofShenzhenAnbotekComplianceLaboratoryLimited. DateofReceiptAug.30,2022 DateofTestAug.30~Sept.13,2022 PreparedBy (NianxiuChen) Approved&AuthorizedSigner (KingkongJin) ReportNo.:18220WC20202902FCCID:2A7SG-BAMBLOCKPage4of21 Code:AB-RF-05-b RevisionHistory ReportVersionDescriptionIssuedDate R00OriginalIssue.Sept.26,2022 ReportNo.:18220WC20202902FCCID:2A7SG-BAMBLOCKPage5of21 Code:AB-RF-05-b 1.GeneralInformation 1.1.ClientInformation Applicant:E-TRENDSELECTRONICCO.,LTD Address: No.5Floor,No.9Building,HuixinIndustrialPark,Yangwuvillage, DalingshanTown,Dongguan,Guangdong,523839,China Manufacturer:E-TRENDSELECTRONICCO.,LTD Address: No.5Floor,No.9Building,HuixinIndustrialPark,Yangwuvillage, DalingshanTown,Dongguan,Guangdong,523839,China Factory:E-TRENDSELECTRONICCO.,LTD Address: No.5Floor,No.9Building,Huixi…

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产品规格承认书 SPECIFICATION FOR APPROVAL 产品型 号 DESC A11 发射线圈 50不开槽 版本 REV:A 客户 客户料号 一、尺寸 DIMENSION:(mm)A 50.00±2.00 B 20.50±0.50 C 5.00±2.00 D 5.30±0.50 G 5.00Min H 23.00±3.00 线长可根据客户要求订做 I 1.20MAX T 3.80MAX 备注 1 线径: 0.08*105P丙酮丝包线 2 绕线圈数:10TS 3 起尾线是否交叉: 都是 4 线圈包6mm宽左右高温胶带 二、原理图 SCHEMATIC DIAGRAM: 三、绕线参数 Winding Specification: 序号 NO 端子 TERMINAL 线径 WIRE 圈数 Tums 绕线方向 Winding Direction 1SF 丙酮丝包线0.08*10510Ts CCW 温度TEMPERATURE:25±10ºC,湿度RELATIVE HUMIDITY:65±20% 序号 NO 项目 ITEM 端子 TERMINA 标准 SPECIFICATION 测试条件 TEST FREQUENCY 测试仪器 TEST EQUIPMENTS 1 L S-F 6.3±10% μH 100KHz/1.0V ■TH2817B ■TH2817B ■CH-502BC 2 Q Value S-F 70(Min) 100KHz/1.0V 3 DCR S-F 50mΩ(Max) @25ºC

Code:AB-RF-05-b TestSetupPhotograph Code:AB-RF-05-b Code:AB-RF-05-b

Code:AB-RF-05-b TestSetupPhotograph PhotoofConductedEmissionMeasurement PhotoofRadiationEmissionTest Code:AB-RF-05-b