SDNTA-479-01BLUETOOTH WIRELESS TECHNOLOGY SPEAKER

FCCRFExposureInformationandStatement ThisequipmentcomplieswithFCCRFradiationexposurelimitssetforthforanuncontrolled environment.Thisequipmentshouldbeinstalledandoperatedwithminimumdistanceof20cm betweentheradiatorandyourbody. Thisdevicecomplieswithpart15oftheFCCrules.Operationissubjecttothefollowingtwo conditions:(1)thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptany interferencereceived,includinginterferencethatmaycauseundesiredoperation. NOTE:ThemanufacturerisnotresponsibleforanyradioorTVinterferencecausedbyunauthorized modificationstothisequipment.Suchmodificationscouldvoidtheuser’sauthoritytooperatethe equipment. NOTE:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigital device,pursuanttopart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonable protectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgeneratesuses andcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththe instructions,maycauseharmfulinterferencetoradiocommunications.However,thereisno guaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoescause harmfulinterferencetoradioortelevisionreception,whichcanbedeterminedbyturningthe equipmentoffandon,theuserisencouragedtotrytocorrecttheinterferencebyoneormoreofthe followingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. -Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiveris connected. -Consultthedealeroranexperiencedradio/TVtechnicianforhelp -Thisdeviceanditsantenna(s)mustnotbeco-locatedoroperatinginconjunctionwithanyother antennaortransmitter.

TonikaElectronicsTechnology(Shenzhen)Co.,Ltd. Date:20July,2015 To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 ToWhomItMayConcern: TheTonikaElectronicsTechnology(Shenzhen)Co.,Ltd.，theundersigned,hereby authorizesMr.WuXuewenfromShenzhenBalunTechnologyCo.,Ltd.,toacton thebehalfoftheTonikaElectronicsTechnology(Shenzhen)Co.,Ltd.solelyin mattersrelatingtotheapplicationforanFCCequipmentauthorizationforFCCID #:SDNTA-479-01includingthesigningofdocumentsinconnectionwiththis Application.NecessaryactscarriedoutbyShenzhenBalunTechnologyCo.,Ltd. onourbehalfoftheTonikaElectronicsTechnology(Shenzhen)Co.,Ltd.in connectionwiththeApplicationshallhavethesameeffectasactsoftheTonika ElectronicsTechnology(Shenzhen)Co.,Ltd..TheTonikaElectronicsTechnology (Shenzhen)Co.,Ltd.alsoherebycertifythatnopartytothisapplicationissubject toadenialofbenefits,includingFCCbenefits,pursuanttoSection5301ofthe Anti-DrugAbuseActof1988,21U.S.C.853(a). Thankyouforyourattentiontothismatter. YoursSincerely, XIANGDONG

TonikaElectronicsTechnology(Shenzhen)Co.,Ltd. Date:20July,2015 To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 Re:TonikaElectronicsTechnology(Shenzhen)Co.,Ltd. FCCID:SDNTA-479-01 FCCCertificationConfidentialityRequest Gentlemen: Thisletteristocomplywith47CFR0.457and0.459pertainingto confidentialitymaterial.TonikaElectronicsTechnology(Shenzhen)Co.,Ltd. requeststhatthefollowingdocumentsregardingthissubmissionforFCCID: SDNTA-479-01bekeptconfidential: ExhibitTypeFileName BlockDiagramBlockDiagram.pdf CircuitdiagramCircuitdiagram.pdf OperationalDescriptionOperationalDescription.pdf Thosedocumentscontaindetailedsystemandequipmentdescriptionandrelated informationabouttheproductwhichTonikaElectronicsTechnology(Shenzhen) Co.,Ltd.considerstobeconfidentialproprietary,acustomdesignand,otherwise, notreleasabletothegeneralpublic.Sincethisdesignisabasisformwhichfuture technologicalproductswillevolve,TonikaElectronicsTechnology(Shenzhen)Co., Ltd.considersthisinformationwouldbeofbenefittoitscompetitors,andthatthe disclosureoftheinformationinthesedocumentswouldgivecompetitorsanunfair advantageinthemarket. YoursSincerely, XIANGDONG

ANNEX C EUT PHOTO C.1 Appearance of the EUT THE FRONT OF EUT THE BACK OF EUT 2 / 8 THE LEFT OF EUT THE RIGHT OF EUT 3 / 8 THE UP OF EUT THE DOWN OF EUT 4 / 8 AUDIO LINE REMOTE CONROL 5 / 8 CHARGER

Label: Label_location:

6 / 8 C.2 Inside of the EUT EUT UNCOVER VIEW 1 EUT UNCOVER VIEW 2 7 / 8 EUT UNCOVER VIEW 3 MAIN BOARD TOP VIEW 1 PCB Antenna RF Chip 8 / 8 MAIN BOARD BACK VIEW 1 MAIN BOARD TOP VIEW 2

RFExposureEvaluationForFCCID:SDNTA-479-01; ReferusermanualthisdeviceisaBLUETOOTHWIRELESSTECHNOLOGYSPEAKERthattheminimumdistance betweenhuman’sbodyis20cm.Basedonthe47CFR2.1091,thisdevicebelongstoMobiledevice.The definitionofthecategoryasfollowing: MobileDerives: CFRTitle47§2.1091(b) (b)Forpurposesofthissection,amobiledeviceisdefinedasatransmittingdevicedesignedtobeusedin otherthanfixedlocationsandtogenerallybeusedinsuchawaythataseparationdistanceofatleast20 centimetersisnormallymaintainedbetweenthetransmitter’sradiatingstructure(s)andthebodyoftheuser ornearbypersons. FCCKDB447498D01GeneralRFExposureGuidancev05r02Limit Devicesoperatinginstandalonemobileexposureconditionsmaycontainasingletransmitterormultiple transmittersthatdonottransmitsimultaneously.Aminimumtestseparationdistance≥20cmisrequired betweentheantennaandradiatingstructuresofthedeviceandnearbypersonstoapplymobiledevice exposurelimits.Thedistancemustbefullysupportedbytheoperatingandinstallationconfigurationsofthe transmitteranditsantenna(s),accordingtothesource-basedtime-averagedmaximumpowerrequirements of§2.1091(d)(2).Incaseswherecablelossesorotherattenuationsareappliedtodeterminecompliance, themostconservativeoperatingconfigurationsandexposureconditionsmustbeevaluated.Theminimum testseparationdistancerequiredforadevicetocomplywithmobileexposureconditionsmustbeclearly identifiedintheinstallationandoperatinginstructions,forallinstallationandexposureconditions,toenable usersandinstallerstocomplywithRFexposurerequirements.Formobiledevicesthathavethepotentialto operateinportabledeviceexposureconditions,similartotheconfigurationsdescribedin§2.1091(d)(4),a KDBinquiryisrequiredtodeterminetheSARtestrequirementsfordemonstratingcompliance. Whenthecategoricalexclusionprovisionof§2.1091(c)applies,theminimumtestseparationdistancemay beestimated,whenapplicable,bysimplecalculationsaccordingtoplane-waveequivalentconditions,to ensurethetransmitteranditsantenna(s)canoperateinmannersthatmeetorexceedtheestimateddistance. Thesource-basedtime-averagedmaximumradiatedpower,accordingtothemaximumantennagain,mustbe appliedtocalculatethefieldstrengthandpowerdensityrequiredtoestablishtheminimumtestseparation distance.Whentheestimatedtestseparationdistancebecomesoverlyconservativeanddoesnotsupport compliance,MPEmeasurementorcomputationalmodelingmaybeusedtodeterminetherequiredminimum separationdistance. RFExposureEvaluationResult: FCC(Worstcase) AccordingtoFCCPart1.1307,systemsoperatingundertheprovisionsofthissectionshallbeoperatedina mannertheensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessofthe commission’sguidelines. LimitsforGeneralPopulation/UncontrolledExposure FrequencyRange (MHz) ElectricField Strength(E)(V/m) MagneticFieldStrength (H)(A/m) PowerDensity (S)(mW/cm2) 0.3-1.346141.63(100)* 1.34-30824/f2.19/f(180/f2)* 30-30027.50.0730.2 300-1500f/1500 1500-100,0001.0 MPEcalculationformula Where: S=powerdensity P=outputpower(W) G=powergainoftheantennainthedirectionofinterestrelativetoanisotropicradiator R=Separationdistancebetweenradiatorandhumanbody(m) Testresult Maximumpeakoutputpoweratantennainputterminal(dBm):-2.73 Maximumpeakoutputpoweratantennainputterminal(mW):0.53 Predictiondistance(cm):20 Predicationfrequency(MHz):2402 AntennaGain(typical)(dBi):0 Powerdensityatpredicationfrequencyat20cm(mW/cm2):0.000106 MPElimitforRFexposureatpredictionfrequency(mW/cm2):1 FCCVerdict:PASS Note: 1.MorepowerlistpleaserefertoRFtestreport.

Report No.: BL-SZ1560036-601 2 Revision History Version Issue Date Revisions Rev. 01 Jun. 15, 2015 Initial Issue TABLE OF CONTENTS 1 ADMINISTRATIVE DATA (GENERAL INFORMATION) .......................................................................... 6 1.1 Identification of the Testing Laboratory ....................................................................................... 6 1.2 Identification of the Responsible Testing Location ...................................................................... 6 1.3 Announce .................................................................................................................................... 6 2 PRODUCT INFORMATION ...................................................................................................................... 7 2.1 Applicant ...................................................................................................................................... 7 2.2 Manufacturer ............................................................................................................................... 7 2.3 General Description for Equipment under Test (EUT) ................................................................ 7 2.4 Technical Information .................................................................................................................. 7 2.5 Ancillary Equipment ..................................................................................................................... 8 3 SUMMARY OF TEST RESULTS .............................................................................................................. 9 3.1 Test Standards ............................................................................................................................ 9 3.2 Verdict ......................................................................................................................................... 9 4 GENERAL TEST CONFIGURATIONS ................................................................................................... 10 4.1 Test Environments .................................................................................................................... 10 4.2 Test Equipment List ................................................................................................................... 10 4.3 Test Configurations ................................................................................................................... 11 4.4 Description of Test Setup .......................................................................................................... 11 4.4.1 For Antenna Port Test ............................................................................................................... 11 4.4.2 For AC Power Supply Port Test ................................................................................................ 12 4.4.3 For Radiated Test (Below 30 MHz) ........................................................................................... 12 4.4.4 For Radiated Test (30 MHz-1 GHz) .......................................................................................... 13 4.4.5 For Radiated Test (Above 1 GHz) ............................................................................................. 13 4.5 Test Conditions ......................................................................................................................... 14 Report No.: BL-SZ1560036-601 3 4.6 Measurement Results Explanation Example ............................................................................. 15 4.6.1 For conducted test items: .......................................................................................................... 15 4.6.2 For radiated band edges and spurious emission test: ............................................................... 15 TEST ITEMS ........................................................................................................................................... 16 5.1 Antenna Requirements .............................................................................................................. 16 5.1.1 Standard Applicable .................................................................................................................. 16 5.1.2 Antenna Anti-Replacement Construction .................................................................................. 16 5.1.3 Antenna Gain ............................................................................................................................ 16 5.2 Number of Hopping Frequency ................................................................................................. 17 5.2.1 Limit ........................................................................................................................................... 17 5.2.2 Test Procedure .......................................................................................................................... 17 5.2.3 Test Setup ................................................................................................................................. 17 5.2.4 Test Result ................................................................................................................................ 17 5.3 Peak Output Power ................................................................................................................... 18 5.3.1 Test Limit ................................................................................................................................... 18 5.3.2 Test Procedure .......................................................................................................................... 18 5.3.3 Test Setup ................................................................................................................................. 18 5.3.4 Test Result ...........................................…

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ANNEX B TEST SETUP PHOTOS B.1 RF and EMC Radiated Field Strength Measurement Below 30 MHz Below 1 GHz Above 1 GHz B.2 RF and EMC Conducted Emission B.3 RF Conducted Test Photo