2ASUB-1903ASPEAKER

FederalCommunicationsCommission(FCC)Statement.Thisdevicecomplieswithpart15ofthe FCCRules.Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)thisdevicemustacceptanyinterferencereceived, includinginterferencethatmaycauseundesiredoperation.Note:Thisequipmenthasbeen testedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttopart15ofthe FCCRules.TheselimitsaredesignedtoprovideReasonableprotectionagainstharmful interferenceinaresidentialinstallation.Thisequipmentgenerates,usesandcanradiateradio frequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycause harmfulinterferencetoradiocommunications.However,thereisnoguaranteethatinterference willnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmfulinterferenceto radioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,the userisencouragedtotrytocorrecttheinterferencebyoneormoreofthefollowing measures: •Reorientorrelocatethereceivingantenna. •Increasetheseparationbetweentheequipmentandreceiver. •Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiveris connected. •Consultthedealeroranexperiencedradio/TVtechnicianforhelp. Warning:ChangesormodificationsmadetothisdevicenotexpresslyapprovedbyGUANGZHOU DONGHAOAUDIOCO.,LTDmayvoidtheFCCauthorizationtooperatethisdevice.Note:The manufacturerisnotresponsibleforanyradioorTVinterferencecausedbyunauthorized modificationstothisequipment.Suchmodificationscouldvoidtheuser’sauthoritytooperate theequipment. RFexposurestatement: Thetransmittermustnotbecolocatedoroperatedinconjunctionwithanyotherantennaor transmitter.ThisequipmentcomplieswiththeFCCRFradiationexposurelimitssetforthforan uncontrolledenvironment.ThisequipmentshouldbeinstalledandoperatedwithaMinimum distanceof5mmbetweentheradiatorandanypartofyourbody.

ExternalPhotosofEUT FCCID：2ASUB-1903A

FCCIDLabelInformation Labellocation: FCCID:2ASUB-1903A Thisdevicecomplieswithpart15oftheFCC Rules.Operationissubjecttothefollowing twoconditions:(1)Thisdevicemaynotcause harmfulinterference,and(2)thisdevicemust acceptanyinterferencereceived,including interferencethatmaycauseundesired operation.

InternalPhotosofEUT FCCID：2ASUB-1903A Antenna

version01 GUANGZHOUDONGHAOAUDIOCO.,LTD 15-2,SANJIANGROAD,XINYASTREETHUADUDISTRICT,GUANGZHOUP.R.CHINA Tel:86-18802005635Fax:N/A DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:BLA-210,PBX-56,PBX-58,PBX-1207SM,PBX-1207N,PBX-3312,MPD3112,MPD10284B,MPD6201, MPD6202,MPD6203,MPD8201,MPD8202,MPD1206B,MPD1206,BLA-206,FLASH15,BULL212,BLA-210,SS- 201,BLB-12,FLASH8,PT-1081,PT-1082,PT-1086,PT-1089,PT-1090,PT-1097,PT-1099,PT-1280,PT-1283,PT- 1285,PT-1287,PT-1288,PT-1292,PT-1295,PT-1296,PT-1298,PT-1586,PT-1589,PT-1591,PT-1597,BLA-210, BLB-210,BLC-210,BLD-210,BLA-212,BLB-212,BLC-212,BLD-212,BLA-10,BLB-10,BLC-10,BLA-110,BLB-110, BLA-112,BLB-112,BLC-112,BLD-112,BLA-215,BLB-215,BLA-115,BLB-115,BLA-2101,BLB-2101,BLA-2121, BLB-2121,BLA-410,BLB-410,BLA-412,BLB-412,BLA-315,BLA-XL,BLB-XL,BLA-310,BLB-310,BLA-18,BLA-MAX, BLA-30,BLA-40,BLA-50,BLA-60,BLA-70,BLA-35,BLA-45,BLA-65,BLA-80,PBX-1212,MPD10283B,PBX-1201, PBX-84,PBX-86,PBX-146,PBX-1206,PBX-1206SM,PBX-1207N,PBX-1207SM,PBX-1208,PBX-1208SM,PBX- 1209,PBX-1209SM,PBX-126,PBX-136,PBX-1213,PBX-1214,PBX-1215,PBX-1216,PBX-1217,PBX-1218,PBX- 1219,MPD6209. fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsfor PCB antennatype(s)described below: ModelNo.ofantenna: N/A Typeofantenna:PCBAntenna Gainoftheantenna: 0dBi Frequencyrange:2402-2480MHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:GUANGZHOUDONGHAOAUDIOCO.,LTD Address:1 5-2,SANJIANGROAD,XINYASTREETHUADUDISTRICT,GUANGZHOU P.R.CHINA City:GUANGZHOU ZIP/Postalcode: Country: CHINA Place: Shenzhen Date: 2021-02-02 Signature:

RFExposureevaluation 2ASUB-1903A Accordingto447498D01GeneralRFExposureGuidancev06The1-gand10-gSARtest exclusionthresholdsfor100MHzto6GHzattestseparationdistances≤50mmare determinedby:[(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison ForBluetoothnotBLE pt=-0.29dBm=0.935mWat2480MHz So(0.935mW/5mm)x√2.480GHz=0.29<3 ThenSARevaluationisnotrequired

Page 1 of 42 Report No.: CTL2012211021-WF Appendix for 15.247 1. Bandwidth 1.1 Test Result Test Mode Frequency (MHz) TX TypeANT No. 20dB Bandwidth Verdict Test Result (MHz) GFSK 2402SISO10.951PASS 2441SISO10.956PASS 2480SISO10.953PASS Pi/4DQPSK 2402SISO11.319PASS 2441SISO11.302PASS 2480SISO11.303PASS 8DPSK 2402SISO11.322PASS 2441SISO11.328PASS 2480SISO11.310PASS Test Mode Frequency (MHz) TX TypeANT No. 99% Occupied Bandwidth Test Result (MHz) GFSK 2402SISO10.841Only fo rReport Use 2441SISO10.853Onl yforReport Use 2480SISO10.842Only fo rReport Use Pi/4DQPSK 2402SISO11.188Only fo rReport Use 2441SISO11.178Only fo rReport Use 2480SISO11.185Only fo rReport Use 8DPSK 2402SISO11.190Only fo rReport Use 2441SISO11.185Onl yforReport Use 2480SISO11.184Only for Report Use Page 2 of 42 Report No.: CTL2012211021-WF 1.2 Test Graph - 20dB Bandwidth Page 3 of 42 Report No.: CTL2012211021-WF Page 4 of 42 Report No.: CTL2012211021-WF Page 5 of 42 Report No.: CTL2012211021-WF Page 6 of 42 Report No.: CTL2012211021-WF Page 7 of 42 Report No.: CTL2012211021-WF 1.3 Test Graph - 99% Occupied Bandwidth Page 8 of 42 Report No.: CTL2012211021-WF Page 9 of 42 Report No.: CTL2012211021-WF Page 10 of 42 Report No.: CTL2012211021-WF Page 11 of 42 Report No.: CTL2012211021-WF Page 12 of 42 Report No.: CTL2012211021-WF 2. Maximum Conducted Output Power 2.1 Test Result Test ModeFrequency (MHz)Tx Type Measured Peak Output Power (dBm) Limits (dBm)Verdict Ant 1 GFSK 2402SISO-1.9330PASS 2441SISO-1.2130PASS 2480SISO-1.0930PASS Pi/4DQPSK 2402SISO-1.1620.97PASS 2441SISO-0.4620.97PASS 2480SISO-0.3220.97PASS 8DPSK 2402SISO-1.1420.97PASS 2441SISO-0.4820.97PASS 2480SISO-0.2920.97PASS 2.2 Test Graph Page 13 of 42 Report No.: CTL2012211021-WF Page 14 of 42 Report No.: CTL2012211021-WF Page 15 of 42 Report No.: CTL2012211021-WF Page 16 of 42 Report No.: CTL2012211021-WF Page 17 of 42 Report No.: CTL2012211021-WF 3. Carrier frequency separation 3.1 Test Result Test ModeTX TypeANT No. Channel Separation (MHz) 20dB Bandwidth (MHz) Limits (MHz)Verdict GFSKSISO11.0050.956≥0.956PASS Pi/4DQPSKSISO10.9991.319≥0.879PASS 8DPSKSISO10.9991.328≥0.885PASS 3.2 Test Graph Page 18 of 42 Report No.: CTL2012211021-WF Page 19 of 42 Report No.: CTL2012211021-WF 4. Number of hopping frequencies 4.1 Test Result Test ModeTX TypeANT No. Num of Hopping Frequencies LimitsVerdict GFSKSISO179≥15PASS Pi/4DQPSKSISO179≥15PASS 8DPSKSISO179≥15PASS 4.2 Test Graph Page 20 of 42 Report No.: CTL2012211021-WF Page 21 of 42 Report No.: CTL2012211021-WF 5. Time of Occupancy (Dwell Time) 5.1 Test Result Test Mode Packet Type TX Type ANT No. Duration of Single Pulse (ms) Obeserva tion Period (s) Num of Pulse in Observati on Period Dwell Time (ms) Limits (ms) Verdict GFSK DH1SISO10.37931.6318120.522≤400PASS DH3SISO11.63331.6110179.630≤400PASS DH5SISO12.88031.665187.200≤400PASS Pi/4DQP SK 2DH1SISO10.38731.6315121.905≤400PASS 2DH3SISO11.64131.6114187.074≤400PASS 2DH5SISO12.88731.664184.768≤400PASS 8DPSK 3DH1SISO10.38831.6317122.996≤400PASS 3DH3SISO11.59231.6111176.712≤400PASS 3DH5SISO12.88731.669199.203≤400PASS 5.2 Test Graph Page 22 of 42 Report No.: CTL2012211021-WF Page 23 of 42 Report No.: CTL2012211021-WF Page 24 of 42 Report No.: CTL2012211021-WF Page 25 of 42 Report No.: CTL2012211021-WF Page 26 of 42 Report No.: CTL2012211021-WF Page 27 of 42 Report No.: CTL2012211021-WF Page 28 of 42 Report No.: CTL2012211021-WF Page 29 of 42 Report No.: CTL2012211021-WF Page 30 of 42 Report No.: CTL2012211021-WF 6. Unwanted Emissions in Non-restricted Frequency Bands 6.1 Test Result Test Mode Frequency (MHz) TX TypeANT No. Spurious Conducted Emission (dBm) Limits (dBm)Verdict GFSK 2402SISO1Refe rto testgraph-21.29PASS 2441SISO1Refe rto test graph-21.29PASS 2480SISO1Refe rto test graph-21.29PASS HoppingSISO1Refe rto test graph-21.29PASS Pi/4DQPSK 2402SISO1Refe rto test graph-21.35PASS 2441SISO1Refe rto test graph-21.35PASS 2480SISO1Refe rto testgraph-21.35PASS HoppingSISO1Refe rto test graph-21.35PASS 8DPSK 2402SISO1Refe rto test graph-21.36PASS 2441SISO1Refe rto test graph-21.36PASS 2480SISO1Refe rto test graph-21.36PASS HoppingSISO1Refer to test graph-21.36PASS Page 31 of 42 Report No.: CTL2012211021-WF 6.2 Test Graph Page 32 of 42 Report No.: CTL2012211021-WF Page 33 of 42 Report No.: CTL2012211021-WF Page 34 of 42 Report No.: CTL2012211021-WF Page 35 of 42 Report No.: CTL2012211021-WF Page 36 of 42 Report No.: CTL2012211021-WF Page 37 of 42 Report No.: CTL2012211021-WF Page 38 of 42 Report No.: CTL2012211021-WF Page 39 of 42 Report No.: CTL2012211021-WF Page 40 of 42 Report No.: CTL2012211021-WF Page 41 of 42 Report No.: CTL2012211021-WF Page 42 of 42 Report No.: CTL2012211021-WF

ShenzhenCTLTestingTechnologyCo.,Ltd. Tel:+86-755-89486194E-mail:[email protected] TESTREPORT FCCPART15.247 ReportReferenceNo.:CTL2012211021-WF Compiledby: (position+printedname+signature) HappyGuo (Fileadministrators) Testedby: (position+printedname+signature) CaryGao (TestEngineer) Approvedby: (position+printedname+signature) IvanXie (Manager) ProductName ................................. :SPEAKER Model/Typereference .................... :BLA-210 ListModel(s)....................................:Seethenextpage TradeMark.......................................: N/A FCCID...............................................:2ASUB-1903A Applicant’sname...........................: GUANGZHOUDONGHAOAUDIOCO.,LTD Addressofapplicant.....................: 15-2,SANJIANGROAD,XINYASTREETHUADUDISTRICT, GUANGZHOUP.R.CHINA TestFirm...........................................: ShenzhenCTLTestingTechnologyCo.,Ltd. AddressofTestFirm.....................: Floor1-A,BaishaTechnologyPark,No.3011,ShahexiRoad, NanshanDistrict,Shenzhen,China518055 Testspecification...........................: Standard ............................................ :FCCPart15.247:Operationwithinthebands902-928MHz, 2400-2483.5MHzand5725-5850MHz. TRFOriginator..................................: ShenzhenCTLTestingTechnologyCo.,Ltd. MasterTRF ....................................... :Dated2011-01 Dateofreceiptoftestitem..........: Jan.05,2021 Dateofsampling............................: Jan.05,2021 DateofTestDate ............................ : Jan.05,2021-Jan.21,2021 DateofIssue....................................: Jan.21,2021 Result ................................................ : Pass ShenzhenCTLTestingTechnologyCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenCTLTestingTechnologyCo.,Ltd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenCTLTestingTechnologyCo.,Ltd.takesnoresponsibilityforandwillnotassume liabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. V1.0Page2of32ReportNo.:CTL2012211021-WF TESTREPORT TestReportNo.:CTL2012211021-WF Jan.21,2021 Dateofissue EquipmentunderTest:SPEAKER SampleNo:CTL201221102-1-S001 Model/Type:BLA-210 ListedModels :PBX-56,PBX-58,PBX-1207SM,PBX-1207N,PBX-3312, MPD3112,MPD10284B,MPD6201,MPD6202,MPD6203, MPD8201,MPD8202,MPD1206B,MPD1206,BLA-206, FLASH15,BULL212,BLA-210,SS-201,BLB-12,FLASH8, PT-1081,PT-1082,PT-1086,PT-1089,PT-1090,PT-1097, PT-1099,PT-1280,PT-1283,PT-1285,PT-1287,PT-1288, PT-1292,PT-1295,PT-1296,PT-1298,PT-1586,PT-1589, PT-1591,PT-1597,BLA-210,BLB-210,BLC-210,BLD-210, BLA-212,BLB-212,BLC-212,BLD-212,BLA-10,BLB-10, BLC-10,BLA-110,BLB-110,BLA-112,BLB-112,BLC-112, BLD-112,BLA-215,BLB-215,BLA-115,BLB-115,BLA-2101, BLB-2101,BLA-2121,BLB-2121,BLA-410,BLB-410,BLA-412, BLB-412,BLA-315,BLA-XL,BLB-XL,BLA-310,BLB-310, BLA-18,BLA-MAX,BLA-30,BLA-40,BLA-50,BLA-60,BLA-70, BLA-35,BLA-45,BLA-65,BLA-80,PBX-1212,MPD10283B, PBX-1201,PBX-84,PBX-86,PBX-146,PBX-1206, PBX-1206SM,PBX-1207N,PBX-1207SM,PBX-1208, PBX-1208SM,PBX-1209,PBX-1209SM,PBX-126,PBX-136, PBX-1213,PBX-1214,PBX-1215,PBX-1216,PBX-1217, PBX-1218,PBX-1219,MPD6209. Applicant:GUANGZHOUDONGHAOAUDIOCO.,LTD Address:15-2,SANJIANGROAD,XINYASTREETHUADUDISTRICT, GUANGZHOUP.R.CHINA Manufacturer:GUANGZHOUDONGHAOAUDIOCO.,LTD Address:15-2,SANJIANGROAD,XINYASTREETHUADUDISTRICT, GUANGZHOUP.R.CHINA TestresultPass* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedpage5. Thetestresultspresentedinthisreportrelateonlytotheobjecttested. Thisreportshallnotbereproduced,exceptinfull,withoutthewrittenapprovaloftheissuingtesting laboratory. V1.0Page3of32ReportNo.:CTL2012211021-WF **ModifiedHistory** RevisionsDescriptionIssuedDataReportNo.Remark Version1.0InitialTestReportRelease2021-01-21CTL2012211021-WFTracyQi V1.0Page4of32ReportNo.:CTL2012211021-WF TableofContentsPage 1.SUMMARY .............................................................................................................................................................................. 5 1.1.TESTSTANDARDS ............................................................................................................................................................ 5 1.2.TESTDESCRIPTION ............................................................................................................................................................... 5 1.3.TESTFACILITY ...................................................................................................................................................................... 6 1.4.STATEMENTOFTHEMEASUREMENTUNCERTAINTY ...................................................................................................................... 6 2.GENERALINFORMATION ....................................................................................................................................................... 7 2.1.ENVIRONMENTALCONDITIONS ................................................................................................................................................ 7 2.2.GENERALDESCRIPTIONOFEUT ............................................................................................................................................. 7 2.3.DESCRIPTIONOFTESTMODESANDTESTFREQUENCY ................................................................................................................. 8 2.4.EQUIPMENTSUSEDDURINGTHETEST ...................................................................................................................................... 9 2.5.RELATEDSUBMITTAL(S)/GRANT(S) ....................................................................................................................................... 9 2.6.MODIFICATIONS .................................................................................................................................................................. 9 3.TESTCO…

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Testset-upProcedures FCCID：2ASUB-1903A