2BL9X-BT-S1Bluetooth Speaker

Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 DG BLUEMAN TECHNOLOGY CO., LTD TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: DG BLUEMAN TECHNOLOGY CO., LTD Grantee code: 2BL9X FCC ID: 2BL9X-BT-S1 FRN: 0036285377 Contact Name: Jing Liu Address: No.6 Shunxing 5th Road, Dajingtou, Dalang Town, Dongguan City, Guangdong Province, China Telephone No: 136170501737 Fax No: / Email: [email protected] i. [DG BLUEMAN TECHNOLOGY CO., LTD] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. The applicant must sign this certification. ii. [DG BLUEMAN TECHNOLOGY CO., LTD] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [DG BLUEMAN TECHNOLOGY CO., LTD] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered” equipment . Date: 2024/11/28 Applicant’s Name: Jing Liu Title: manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

DGBLUEMANTECHNOLOGYCO.,LTD DeclarationonModelDifferences We, DGBLUEMANTECHNOLOGYCO.,LTD No.6Shunxing5thRoad,Dajingtou,DalangTown,DongguanCity,Guangdong Province,China Declarethatthefollowingproduct(s): FCCID:2BL9X-BT-S1 ProductName:BluetoothSpeaker ModelNo.:BT-S1,BT-SX(X=2-15) Utilizetheidenticalcircuitdesign,PCBlayout,shieldingandinterfacewith(BT-S1),only modelnamedifferent.Thereforethisapplicationcanberegardedasidenticalinperformance tothesubmittedtestsample. Themanufacturerwouldtakealltheresponsibilitiesfortheaboveproduct(s). Forandonbehalfof Sincerely, Signature JingLiu manager DGBLUEMANTECHNOLOGYCO.,LTD *IherebydeclarethatIamentitledtosignonbehalfoftheapplicantandthattheinformationsuppliediscorrectandcomplete.

C5266091_X8_Ed.1 1/1 Letter of Authorization DG BLUEMAN TECHNOLOGY CO., LTD Company: DG BLUEMAN TECHNOLOGY CO., LTD Address: No.6 Shunxing 5th Road, Dajingtou, Dalang Town, Dongguan City, Guangdong Province, China Product Name: Bluetooth Speaker Model Number: BT-S1, BT-SX(X=2-15) FCC Identifier: 2BL9X-BT-S1 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, 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 LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Jing Liu Date: 2024.11.28 Title: manager Signature of applicant:

C5266091_X10_Ed.2 1/1 DGBLUEMANTECHNOLOGYCO.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2024-11-28 Subject:RequestforConfidentiality FCCID:2BL9X-BT-S1 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-TermConfidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☒ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☒ User’sManual ☐ NOTE 1 ☒ InternalPhotos ☐ NOTE 1 ☒ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeII.LONG-TERMCONFIDENTIALITY,Section3of KDB726920,uselastinforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselected abovearewithheldfrompublicviewforaperiodof__180__daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name:JingLiu Title:manager 2024/11/28

LabelLocation: LabelSize:30mm*17mm FCCID:2BL9X-BT-S1 ProductName:BluetoothSpeaker ModelNo.:BT-S1

RFEXPOSUREEVALUATION FCCID:2BL9X-BT-S1 AccordingtoKDB447498D01MobileandPortableDevicesRFExposure ProceduresandEquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnotrequired, portabletransmitterswithoutputpowergreaterthantheapplicablelowthresholdrequire SARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 2402-2.30-2.3±1-1.30050.2303 GFSK2441-2.70-2.7 ± 1-1.70050.2113 2480-3.15-3.15±1-2.15050.1923 2402-1.67-1.67±1-0.67050.2663 π/4-DQPSK2441-2.46-2.46 ± 1-1.46050.2233 2480-2.87-2.87±1-1.87050.2053 2402-1.87-1.87±1-0.87050.2543 8DPSK2441-2.35-2.35 ± 1-1.35050.2293 2480-2.62-2.62±1-1.62050.2173 Result:NoStandaloneSARtestisrequired.

ReportNo.:1819C40068012501Page1of36 FCCID:2BL9X-BT-S1 FCCTestReport Applicant:DGBLUEMANTECHNOLOGYCO.,LTD Address: No.6Shunxing5thRoad,Dajingtou,Dalang Town,DongguanCity,GuangdongProvince, China ProductName:BluetoothSpeaker ReportDate:Nov.28,2024 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:1819C40068012501Page2of36 FCCID:2BL9X-BT-S1 Contents 1.GeneralInformation.................................................................................................................................6 1.1.ClientInformation...........................................................................................................................6 1.2.DescriptionofDevice(EUT)..........................................................................................................6 1.3.AuxiliaryEquipmentUsedDuringTest..........................................................................................7 1.4.DescriptionofTestModes.............................................................................................................7 1.5.MeasurementUncertainty.............................................................................................................7 1.6.TestSummary................................................................................................................................8 1.7.DescriptionofTestFacility.............................................................................................................9 1.8.Disclaimer......................................................................................................................................9 1.9.TestEquipmentList.....................................................................................................................10 2.Antennarequirement..............................................................................................................................12 2.1.Conclusion...................................................................................................................................12 3.ConductedEmissionatACpowerline..................................................................................................13 3.1.EUTOperation.............................................................................................................................13 3.2.TestSetup....................................................................................................................................13 3.3.TestData......................................................................................................................................14 4.MaximumConductedOutputPower......................................................................................................16 4.1.EUTOperation.............................................................................................................................16 4.2.TestSetup....................................................................................................................................17 4.3.TestData......................................................................................................................................17 5.ChannelSeparation...............................................................................................................................18 5.1.EUTOperation.............................................................................................................................18 5.2.TestSetup....................................................................................................................................18 5.3.TestData......................................................................................................................................18 6.NumberofHoppingFrequencies...........................................................................................................19 6.1.EUTOperation.............................................................................................................................19 6.2.TestSetup....................................................................................................................................19 6.3.TestData......................................................................................................................................19 7.DwellTime..............................................................................................................................................20 7.1.EUTOperation.............................................................................................................................21 7.2.TestSetup....................................................................................................................................21 7.3.TestData......................................................................................................................................21 8.Emissionsinnon-restrictedfrequencybands.......................................................................................22 8.1.EUTOperation.............................................................................................................................23 8.2.TestSetup....................................................................................................................................23 8.3.TestData......................................................................................................................................23 9.Bandedgeemissions(Radiated)..........................................................................................................24 9.1.EUTOperation.............................................................................................................................24 9.2.TestSetup....................................................................................................................................25 9.3.TestData...........…

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Page 1 of 57 Appendix Test Data Report No: 1819C40068012501 Test Sample NO: 1-2-2 Start Test Date： 2024.11.4 Finish Test Dat e: 2024.11.4 Test Engineer: Auditor: Temperature: 22.9°C Relative Humidity: 49% Pressure: 101 kPa Appendix A: 20dB Emission Bandwidth Test Result TestMode Antenna Frequency[MHz] 20db EBW[MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict DH5 Ant1 2402 1.08 2401.46 2402.54 --- --- DH5 Ant1 2441 1.07 2440.47 2441.54 --- --- DH5 Ant1 2480 1.05 2479.49 2480.54 --- --- 2DH5 Ant1 2402 1.32 2401.36 2402.67 --- --- 2DH5 Ant1 2441 1.35 2440.34 2441.69 --- --- 2DH5 Ant1 2480 1.33 2479.35 2480.68 --- --- 3DH5 Ant1 2402 1.31 2401.36 2402.68 --- --- 3DH5 Ant1 2441 1.29 2440.37 2441.66 --- --- 3DH5 Ant1 2480 1.28 2479.36 2480.65 --- --- Page 2 of 57 Test Graphs DH5-Ant1-2402 DH5-Ant1-2441 Page 3 of 57 DH5-Ant1-2480 2DH5-Ant1-2402 Page 4 of 57 2DH5-Ant1-2441 2DH5-Ant1-2480 Page 5 of 57 3DH5-Ant1-2402 3DH5-Ant1-2441 Page 6 of 57 3DH5-Ant1-2480 Page 7 of 57 Appendix B : Occupied Channel Bandwidth Test Result TestMode Antenna Frequency[MHz] OCB [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict DH5 Ant1 2402 0.98 2401.5235 2402.5035 --- --- DH5 Ant1 2441 0.992 2440.5175 2441.5095 --- --- DH5 Ant1 2480 0.992 2479.5205 2480.5125 --- --- 2DH5 Ant1 2402 1.238 2401.4006 2402.6384 --- --- 2DH5 Ant1 2441 1.247 2440.3946 2441.6414 --- --- 2DH5 Ant1 2480 1.256 2479.3976 2480.6533 --- --- 3DH5 Ant1 2402 1.223 2401.4006 2402.6234 --- --- 3DH5 Ant1 2441 1.241 2440.3886 2441.6294 --- --- 3DH5 Ant1 2480 1.223 2479.4036 2480.6264 --- --- Test Graphs DH5-Ant1-2402 Page 8 of 57 DH5-Ant1-2441 DH5-Ant1-2480 Page 9 of 57 2DH5-Ant1-2402 2DH5-Ant1-2441 Page 10 of 57 2DH5-Ant1-2480 3DH5-Ant1-2402 Page 11 of 57 3DH5-Ant1-2441 3DH5-Ant1-2480 Page 12 of 57 Appendix C : Maximum conducted output power Test Result Peak Te s t Mode Antenna Frequency[MHz] Conducted Peak Power[dBm] Conducted Limit[dBm] Verdict DH5 Ant1 2402 -2.30 ≤21 PASS DH5 Ant1 2441 -2.70 ≤21 PASS DH5 Ant1 2480 -3.15 ≤21 PASS 2DH5 Ant1 2402 -1.67 ≤21 PASS 2DH5 Ant1 2441 -2.46 ≤21 PASS 2DH5 Ant1 2480 -2.87 ≤21 PASS 3DH5 Ant1 2402 -1.87 ≤21 PASS 3DH5 Ant1 2441 -2.35 ≤21 PASS 3DH5 Ant1 2480 -2.62 ≤21 PASS Test Graphs DH5-Ant1-2402-PASS Page 13 of 57 DH5-Ant1-2441-PASS DH5-Ant1-2480-PASS Page 14 of 57 2DH5-Ant1-2402-PASS 2DH5-Ant1-2441-PASS Page 15 of 57 2DH5-Ant1-2480-PASS 3DH5-Ant1-2402-PASS Page 16 of 57 3DH5-Ant1-2441-PASS 3DH5-Ant1-2480-PASS Page 17 of 57 Appendix D : Carrier frequency separation Test Result TestMode Antenna Frequency[MHz] Result[MHz] Limit[MHz] Verdict DH5 Ant1 Hop 1.049 ≥0.720 PASS 2DH5 Ant1 Hop 1.038 ≥0.900 PASS 3DH5 Ant1 Hop 1.006 ≥0.873 PASS Test Graphs DH5-Ant1-Hop-PASS Page 18 of 57 2DH5-Ant1-Hop-PASS 3DH5-Ant1-Hop-PASS Page 19 of 57 Appendix E: Time of occupancy Test Result TestMode Antenna Frequency[MHz] BurstW idth [ms] TotalHops [Num] Result[s] Limit[s] Verdict DH1 Ant1 Hop 0.374 321 0.12 ≤0.4 PASS DH3 Ant1 Hop 1.631 158 0.258 ≤0.4 PASS DH5 Ant1 Hop 2.879 109 0.314 ≤0.4 PASS 2DH1 Ant1 Hop 0.384 320 0.123 ≤0.4 PASS 2DH3 Ant1 Hop 1.636 157 0.257 ≤0.4 PASS 2DH5 Ant1 Hop 2.884 111 0.32 ≤0.4 PASS 3DH1 Ant1 Hop 0.386 320 0.124 ≤0.4 PASS 3DH3 Ant1 Hop 1.636 159 0.26 ≤0.4 PASS 3DH5 Ant1 Hop 2.887 112 0.323 ≤0.4 PASS Page 20 of 57 Test Graphs DH1-Ant1-Hop-PASS Page 21 of 57 DH3-Ant1-Hop-PASS Page 22 of 57 DH5-Ant1-Hop-PASS Page 23 of 57 2DH1-Ant1-Hop-PASS Page 24 of 57 2DH3-Ant1-Hop-PASS Page 25 of 57 2DH5-Ant1-Hop-PASS Page 26 of 57 3DH1-Ant1-Hop-PASS Page 27 of 57 3DH3-Ant1-Hop-PASS Page 28 of 57 3DH5-Ant1-Hop-PASS Page 29 of 57 Appendix F : Number of hopping channels Test Result TestMode Antenna Frequency[MHz] Result[Num] Limit[Num] Verdict DH5 Ant1 Hop 79 ≥15 PASS 2DH5 Ant1 Hop 79 ≥15 PASS 3DH5 Ant1 Hop 79 ≥15 PASS Test Graphs DH5-Ant1-Hop-PASS Page 30 of 57 2DH5-Ant1-Hop-PASS 3DH5-Ant1-Hop-PASS Page 31 of 57 Appendix G: Band edge measurements Test Result TestMode Antenna ChName Frequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 Low 2402 -2.85 -47.08 ≤-22.85 PASS DH5 Ant1 High 2480 -3.80 -46.28 ≤-23.8 PASS DH5 Ant1 Low Hop_2402 -3.40 -46.92 ≤-23.4 PASS DH5 Ant1 High Hop_2480 -3.54 -44.25 ≤-23.54 PASS 2DH5 Ant1 Low 2402 -2.85 -47.03 ≤-22.85 PASS 2DH5 Ant1 High 2480 -4.05 -46.65 ≤-24.05 PASS 2DH5 Ant1 Low Hop_2402 -4.73 -47.19 ≤-24.73 PASS 2DH5 Ant1 High Hop_2480 -4.02 -46.31 ≤-24.02 PASS 3DH5 Ant1 Low 2402 -2.65 -47.6 ≤-22.65 PASS 3DH5 Ant1 High 2480 -4.11 -46.44 ≤-24.11 PASS 3DH5 Ant1 Low Hop_2402 -6.37 -47.42 ≤-26.37 PASS 3DH5 Ant1 High Hop_2480 -3.76 -45.79 ≤-23.76 PASS Page 32 of 57 Test Graphs DH5-Ant1-2402-PASS DH5-Ant1-2480-PASS Page 33 of 57 DH5-Ant1-Hop_2402-PASS DH5-Ant1-Hop_2480-PASS Page 34 of 57 2DH5-Ant1-2402-PASS 2DH5-Ant1-2480-PASS Page 35 of 57 2DH5-Ant1-Hop_2402-PASS 2DH5-Ant1-Hop_2480-PASS Page 36 of 57 3DH5-Ant1-2402-PASS 3DH5-Ant1-2480-PASS Page 37 of 57 3DH5-Ant1-Hop_2402-PASS 3DH5-Ant1-Hop_2480-PASS Page 38 of 57 Appendix H: Conducted Spurious Emission Test Result TestMode Antenna Frequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 2402 0~Reference -3.05 -3.05 --- PASS DH5 Ant1 2402 30~1000 -3.05 -58.12 ≤-23.05 PASS DH5 Ant1 2402 1000~26500 -3.05 -40.18 ≤-23.05 PASS DH5 Ant1 2441 0~Reference -4.06 -4.06 --- PASS DH5 Ant1 2441 30~1000 -4.06 -57.65 ≤-24.06 PASS DH5 Ant1 2441 1000~26500 -4.06 -43.8 ≤-24.06 PASS DH5 Ant1 2480 0~Reference -4.42 -4.42 --- PASS DH5 Ant1 2480 30~1000 -4.42 -57.16 ≤-24.42 PASS DH5 Ant1 2480 1000~26500 -4.42 -43.53 ≤-24.42 PASS 2DH5 Ant1 2402 0~Reference -8.58 -8.58 --- PASS 2DH5 Ant1 2402 30~1000 -8.58 -58.86 ≤-28.58 PASS 2DH5 Ant1 2402 1000~26500 -8.58 -44.07 ≤-28.58 PASS 2DH5 Ant1 2441 0~Reference -8.23 -8.23 --- PASS 2DH5 Ant1 2441 30~1000 -8.23 -58.2 ≤-28.23 PASS 2DH5 Ant1 2441 1000~26500 -8.23 -44.08 ≤-28.23 PASS 2DH5 Ant1 2480 0~Reference -4.51 -4.51 --- PASS 2DH5 Ant1 2480 30~1000 -4.51 -58.4 ≤-24.51 PASS 2DH5 Ant1 2480 1000~26500 -4.51 -44.24 ≤-24.51 PASS 3DH5 Ant1 2402 0~Reference -7.50 -7.50 --- PASS 3DH5 Ant1 2402 30~1000 -7.50 …

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