2AHSPINSPIRE16PROBluetooth headset

Rev 1/26/2023 ADDASOUND DENMARK A/S Address: Skalhuse 5, DK-9240 Nibe, Denmark Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 06-05-2023 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2AHSPINSPIRE16PRO ADDASOUND DENMARK A/S (“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. Sincerely, (Applicant signature) (Applicant printed name：Chen Wei) Rev 1/26/2023 ADDASOUND DENMARK A/S Address: Skalhuse 5, DK-9240 Nibe, Denmark Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 06-05-2023 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2AHSPINSPIRE16PRO ADDASOUND DENMARK A/S (“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. Sincerely, (Applicant signature) (Applicant printed name：Chen Wei)

Rev 1/26/2023 ADDASOUND DENMARK A/S Address: Skalhuse 5, DK-9240 Nibe, Denmark Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 06-05-2023 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID or Grantee Code: 2AHSPINSPIRE16PRO [ADDASOUND DENMARK A/S] (“the applicant”) certifies that, as of the date of the filing of the application, [Addasound America LLC] is our designated U.S. agent for service of process for the above referenced FCC ID. [ADDASOUND DENMARK A/S] accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission- related proceeding involving the equipment. [Addasound America LLC] accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: Addasound America LLC FRN: 0033768482 Address: 4625 Manor Way, Flower Mound, TX Houston, TX 75028 United States Contact Person: Mr Venture Tel.: (1) 781-6729 Email: [email protected] Sincerely, ADDASOUND DENMARK A/S Addasound America LLC Chen Wei Venture [Insert Applicant signature] [U.S. Agent signature]

ADDASOUND DENMARK A/S Address: Skalhuse 5, DK-9240 Nibe, Denmark Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 06-05-2023 SUBJECT: FCC ID ：2AHSPINSPIRE16PRO To Whom It May Concern: I, the undersigned, hereby states 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, and will apply the Supplier's Declaration of Conformity procedure to the class B computer peripheral portion of this composite device. I understand the following FCC requirements: 1. Devices subject to the SDoC procedure are required to be tested to show compliance with the FCC technical regulations by a recognized accredited testing laboratory. The testing laboratory must be accredited by a Commission approved accreditation body or designated under the terms of a government-to-government Mutual Recognition Agreement (MRA). A listing of those accredited testing laboratories that have been recognized by the Commission is published on the FCC Webpage: https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm (Select the "accredited" option to search for FCC recognized accredited test firms.) 2. Pt 2.1077 contains the list of information that must be included in the Supplier's Declaration of Conformity, which must be supplied with each product sold. The SDoC compliance info shall be included in the User’s Manual or as a separate sheet. The info must contain the name, address, and phone number of the responsible party, which must be located within the United States. According to 2.909(b), the responsible party is either the Manufacturer or if the product is imported the Importer. Regards, ADDASOUND DENMARK A/S Signature ------------------------------- （Chen Wei）

Rev 11/20/07 ADDASOUND DENMARK A/S Address: Skalhuse 5, DK-9240 Nibe, Denmark Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AHSPINSPIRE16PRO. Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Schematic Diagram, Block Diagram, Parts List Operational Description, Schematic Circuit Diagram.pdf. Block Diagram.pdf Parts list.pdf’ Operational Description.pdf The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name External Photos Internal Photos Test Setup Photos User Manual External photos.pdf Internal photos.pdf Test setup photos.pdf User manual.pdf Sincerely, (signature) (Chen Wei)

ADDASOUND DENMARK A/S Address: Skalhuse 5, DK-9240 Nibe, Denmark Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 06/05/2023 SUBJECT: FCC Application for FCC ID: 2AHSPINSPIRE16PRO. To Whom It May Concern: We, DDASOUND DENMARK A/S the undersigned, hereby authorize Jessy Huang at GRG Metrology & Test Group Co., Ltd. on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by GRG Metrology & Test Group Co., Ltd on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Signature： Name: Chen Wei

Project No.: S20230518594001 1 of 6 Attachment 1： External Photo of EUT Photo 1: The whole product view Project No.: S20230518594001 2 of 6 Photo 2: The whole product view Project No.: S20230518594001 3 of 6 Photo 3: The whole product view Project No.: S20230518594001 4 of 6 Photo 4: The whole product view Project No.: S20230518594001 5 of 6 Photo 5: The whole product view Project No.: S20230518594001 6 of 6 Photo 6: The whole product view

5cm 0.5cm INSPIRE16PRO INSPIRE16PRO FCC ID:2AHSPINSPIRE16PRO Location：this label and FCC ID will be printed on the headset pull rod inside Model:

Project No.: S20230518594001 1 of 3 Attachment 2： Internal Photo of EUT Photo 1: The whole product view Project No.: S20230518594001 2 of 3 Photo 2: Internal View for PCB Antenna Project No.: S20230518594001 3 of 3 Photo 3: Internal View for PCB Photo 4: Internal View for Battery

FangguangInspection&TestingCo.,Ltd. PageNumber:1of5 RFExposureEvaluationDeclaration ReportNo.:S202305185940E08 IssueDate:07-19-2023 Applicant: ADDASOUNDDENMARKA/S Address: Skalhuse5,DK-9240Nibe,Denmark FCCID:2AHSPINSPIRE16PRO ApplicationType:Certification Product:Bluetoothheadset ModelNo.:INSPIRE16PRO TradeMark: ADDASOUND/艾德声/ADDA FCCRulePart(s):Part15SubpartC(15.247) TestProcedure(s):ANSIC63.10-2013,KDB558074D01v05r02 TestDate:Jul1~Jul6,2023 CompiledBy (AmosXia) SeniorTestEngineer ApprovedBy (LineChen) EngineerManager Thetestresultsrelateonlytothesamplestested. Thisequipmenthasbeenshowntobecapableofcompliancewiththeapplicabletechnicalstandardsas indicatedinthemeasurementreportandwastestedinaccordancewiththemeasurementproceduresspecified inKDB558074D01.Testresultsreportedhereinrelateonlytotheitem(s)tested. ThetestreportshallnotbereproducedexceptinfullwithoutthewrittenapprovalofFangguangInspection& TestingCo.,Ltd.WuxiBranch Thetestreportmustnotbeusedbytheclienttoclaimproductcertifications,approval,orendorsementby NVLAP,NISToranyagencyofU.S.Government. ReportNo.:S202305185940E08 PageNumber:2of5 RevisionHistory ReportNo.VersionDescriptionIssueDate S202305185940E08Rev.01/07-19-2023 ReportNo.:S202305185940E08 PageNumber:3of5 1.PRODUCTINFORMATION 1.1.EquipmentDescription 1.2.ProductSpecificationSubjectivetothisReport ProductName:Bluetoothheadset ModelName:INSPIRE16PRO TradeMark: ADDASOUND/ 艾德声 /ADDA InputVoltageRange:Battery：3.7V BluetoothVersion:5.2 BluetoothFrequency2400~2483.5MHz Typeofmodulation BLE:GFSK BT:GFSK,Π/4DQPSK,8DPSK DataRate BLE:1Mbps&2Mbps BT:1Mbps(GFSK),2Mbps(Π/4DQPSK),3Mbps(8DPSK) AntennaType:IntegralAntenna AntennaGain:2dBi ReportNo.:S202305185940E08 PageNumber:4of5 2.RFExposureEvaluation 2.1.Limits AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSAR testexclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDB procedures,standalone1-gheadorbodyand10-gextremitySARevaluationforgeneral populationexposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition,listedbelow,issatisfied.Thesetest exclusionconditionsarebasedonsource-basedtime-averagedmaximumconductedoutputpower oftheRFchannelrequiringevaluation,adjustedfortune-uptolerance,andtheminimumtest separationdistancerequiredfortheexposureconditions.Theminimumtestseparationdistanceis determinedbythesmallestdistancefromtheantennaandradiatingstructuresoroutersurfaceof thedevice,accordingtothehostformfactor,exposureconditionsandplatformrequirements,to anypartofthebodyorextremityofauserorbystander(see5)ofsection4.1).ToqualifyforSAR testexclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustifiedbythe operatingconfigurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,typicallyintheSARmeasurementorSARanalysisreport,accordingtotherequired publishedRFexposureKDBprocedures.WhennootherRFexposuretestingorreportingis required,astatementofjustificationandcompliancemustbeincludedintheequipmentapproval, inlieuoftheSARreport,toqualifyfortheSARtestexclusion.Whenrequired,thedevicespecific conditionsdescribedintheotherpublishedRFexposureKDBproceduresmustbesatisfiedbefore applyingtheseSARtestexclusionprovisions; forexample,handheldPTTtwo-wayradios,handsets,laptops&tabletsetc.“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[VF(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR,where: •f(GHz)istheRFchanneltransmitfrequencyinGHz •PoweranddistanceareroundedtothenearestmWandmmbeforecalculation •Theresultisroundedtoonedecimalplaceforcomparison •3.0and7.5arereferredtoasthenumericthresholdsinthestep2below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingtof)insection4.1isappliedto determineSARtestexclusion. ReportNo.:S202305185940E08 PageNumber:5of5 2.2.CalculationMethod [(max.powerof`channel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(GHz)]≤3.0 ConductedPower+tuneuptolerance=5.27dBm+0.68dBm=3.94mW Distance=5mm f=2.48 [3.94/5]*SQRT(2.402)=1.2 1.2≤3.0 Therefore,excludedfromSARtesting. CONCULISON: ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolledRF ExposureandSARExclusionThresholdperKDB447498v06. TheEnd

Walsin Technology Corporation Page 1 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 MULTILAYER CERAMIC ANTENNA RFECA Series – RoHS Compliance 2.4 GHz ISM Band Working Frequency P/N: RFECA3216060A1T *Contents in this sheet are subject to change without prior notice. Walsin Technology Corporation Page 2 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 FEATURES 1. Surface Mounted Devices with a small dimension of 3.2 X 1.6 X 0.6 mm3 meet future miniaturization trend. 2. LTCC process. 3. High stability in Temperature / Humidity Change. 4. Superb performance to place on the middle of PCB edge and excellent peak/ average gain observed by field test application. APPLICATIONS 1. ISM Band 2.4GHz applications. 2. Bluetooth.. CONSTRUCTION DIMENSIONS Figure Symbol Dimension (mm) L 3.10 ± 0.20 W 1.60 ± 0.20 T 0.60 ± 0.10 A 0.25 ± 0.20 PIN Connection 1 Feeding 2 Soldering terminal Walsin Technology Corporation Page 3 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 SOLDER LAND PATTERN DESIGN Figure Land Pattern ELECTRONIC CHARACTERISTICS Item Specification Working Frequency Range 2.4GHz~2.4835GHz (Note-1) Gain 2 dBi (Typical) VSWR 2.0 max. Polarization Linear Azimuth Bandwidth Omni-directional Impedance 50Ω *Note 1. Central Frequency should be defined after customers’ application approval. Walsin Technology Corporation Page 4 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 Antenna on Test Board ( Thickness 0.8mm) Antenna S11 on Test Board Antenna VSWR on Test Board E E Walsin Technology Corporation Page 5 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 RADIATION PATTERN Radiation Pattern and Gain were dependent on measurement board design. The specification of RFECA3216060A1T antenna was measured based on the PCB size and installation position as shown in the below figure Test Board. Vertical Horizontal Y - Z Plane Average Gain= 0.997 dBi Peak Gain = 3.37 dBi Average Gain = -0.65 dBi Peak Gain= -4.62 dBi Average Gain=-10.42 dBi X - Z Plane Average Gain= 0.510 dBi Peak Gain= 0.83 dBi Average Gain= -1.35 dBi Peak Gain= 0.51 dBi Average Gain= -4.07 dBi X - Y Plane Average Gain= -1.873 dBi Peak Gain= -9.59 dBi Average Gain= -15.40 dBi Peak Gain= 1.39 dBi Average Gain= -2.07 dBi Walsin Technology Corporation Page 6 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 RELIABILITY TEST
Mechanical performance Test item Test condition / Test method Specification Solderability JIS C 0050-4.6 JESD22-B102D *Solder bath temperature：235 ± 5°C *Immersion time：2 ± 0.5 sec *Solder：Sn3Ag0.5Cu for lead-free At least 95% of a surface of each terminal electrode must be covered by fresh solder. Leaching (Resistance to dissolution of metallization) IEC 60068-2-58 *Solder bath temperature：260 ± 5°C *Leaching immersion time：30 ± 0.5 sec *Solder : SN63A Loss of metallization on the edges of each electrode shall not exceed 25%. Resistance to soldering heat JIS C 0050-5.4 *Preheating temperature：120~150,°C 1 minute. *Solder temperature：270±5°C *Immersion time：10±1 sec *Solder：Sn3Ag0.5Cu for lead-free Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satisfy electrical specification after test. Loss of metallization on the edges of each electrode shall not exceed 25%. Drop Test JIS C 0044 *Height：75 cm *Test Surface：Rigid surface of concrete or steel. *Times：6 surfaces for each units；2 times for each side. No mechanical damage. Samples shall satisfy electrical specification after test. Adhesive Strength of Termination JIS C 0051- 7.4.3 *Pressurizing force： 5N(≦0603)；10N(>0603) *Test time：10±1 sec No remarkable damage or removal of the termination. Bending test JIS C 0051- 7.4.1 The middle part of substrate shall be pressurized by means of the pressurizing rod at a rate of about 1 mm/s per second until the deflection becomes 1mm/s and then pressure shall be maintained for 5±1 sec. Measurement to be made after keeping at room temperature for 24±2 hours No mechanical damage. Samples shall satisfy electrical specification after test. Walsin Technology Corporation Page 7 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 Temperature cycle JIS C 0025 1. 30±3 minutes at -40°C±3°C, 2. 10~15 minutes at room temperature, 3. 30±3 minutes at +85°C±3°C, 4. 10~15 minutes at room temperature, Total 100 continuous cycles Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satisfy electrical specification after test. Vibration JIS C 0040 *Frequency：10Hz~55Hz~10Hz(1min) *Total amplitude：1.5mm *Test times：6hrs.(Two hrs each in three mutually perpendicular directions) No mechanical damage. Samples shall satisfy electrical specification after test. High temperature JIS C 0021 *Temperature：85°C±2°C *Test duration：1000+24/-0 hours Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satisfy electrical specification after test. Humidity (steady conditions) JIS C 0022 *Humidity：90% to 95% R.H. *Temperature：40±2°C *Time：1000+24/-0 hrs. Measurement to be made after keeping at room temperature for 24±2 hrs 500hrs measuring the first data then ※ 1000hrs data No mechanical damage. Samples shall satisfy electrical specification after test. Low temperature JIS C 0020 *Temperature：-40°C±2°C *Test duration：1000+24/-0 hours Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satisfy electrical specification after test. Walsin Technology Corporation Page 8 of 8 ASC_RFECA3216060A1T_V01 Nov. 2009 SOLDERING CONDITION Typical examples of soldering processes that provide reliable joints without any damage are given in Fig 2 Fig 2. Infrared soldering profile ORDERING CODE RF ECA 321606 0 A 1 - T Walsin RF device Product code ECA : Antenna Dimension code Per 2 digits of Length, Width, Thickness : e.g. : 321612 = Length 32, Width 16, Thickness 06 Unit of dimension 0 : 0.1 mm 1 : 1.0 mm Application A : 2.4GHz ISM Band Specification Design Code Packing T : Reeled PACKAGING Plastic Tape specifications (unit :mm) Index Ao Bo ΦD T W …

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Fangguang Inspection & Testing Co., Ltd. Page Number: 1 of 117 Headquarters Add.: Area B of the 3rd floor, XEDA Sci-Tech Park, Xiqing Economic Development Area, Tianjin, China Tel:+86-020-66289500-8260 Email: [email protected] http://www.fgtest.cn TRF No.:FG.WI-07-Part 15 Subpart C (15.247) Reports Inquiry :https://grgtest.com Report No.: S202305185940E07 Issue Date: 07-19-2023 Applicant: ADDASOUND DENMARK A/S Address: Skalhuse 5, DK-9240 Nibe, Denmark FCC ID: 2AHSPINSPIRE16PRO Product: Bluetooth headset Model No.: INSPIRE16PRO FCC Classification: FCC Part 15 Spread Spectrum Transmitter (DSS) FCC Rule Part(s): Part 15 Subpart C (15.247) Test Procedure(s): ANSI C63.10-2013, KDB 558074 D01v05r02 Result: Pass Item Receipt Date: May 19, 2023 Test Date: Jul 1~ Jul 6,2023 MEASUREMENT REPORT FCC PART 15.247 Bluetooth Compiled By (Amos Xia) Senior Test Engineer Approved By (Line Chen) Engineer Manager The test results relate only to the samples tested. This equipment has been shown to be capable of compliance with the applicable technical standards as indicated in the measurement report and was tested in accordance with the measurement procedures specified in ANSI C63.4-2014. Test results reported herein relate only to the item(s) tested. The test report shall not be reproduced except in full without the written approval of Fangguang Inspection & Testing Co., Ltd. Wuxi Branch The test report must not be used by the client to claim product certifications, approval, or endorsement by NVLAP, NIST or any agency of U.S. Government. Report No.: S202305185940E07 Page Number: 2 of 117 Revision History Report No. Version Description Issue Date S202305185940E07 Rev. 01 / 07-19-2023 Report No.: S202305185940E07 Page Number: 3 of 117 CONTENTS Description Page §2.1033 General Information ..........................................................................................................6 1. INTRODUCTION ..........................................................................................................................7 1.1. Scope .................................................................................................................................7 1.2. FANGGUANG Test Location ..............................................................................................7 2. PRODUCT INFORMATION ..........................................................................................................8 2.1. Equipment Description ........................................................................................................8 2.2. Product Specification Subjective to this Standard ...............................................................8 2.3. Operation Frequency / Channel List ...................................................................................9 2.4. Pseudorandom Frequency Hopping Sequence ................................................................. 10 2.5. Device Capabilities ........................................................................................................... 10 2.6. Description of Test Software ............................................................................................. 11 2.7. Test Configuration ............................................................................................................ 11 2.8. EMI Suppression Device(s)/Modifications ......................................................................... 11 2.9. Labeling Requirements ..................................................................................................... 11 2.10. Calculation with all conversion and correction factors used ............................................ 11 3. DESCRIPTION of TEST ............................................................................................................. 12 3.1. Evaluation Procedure ....................................................................................................... 12 3.2. AC Line Conducted Emissions ......................................................................................... 12 3.3. Radiated Emissions .......................................................................................................... 13 4. ANTENNA REQUIREMENTS ..................................................................................................... 14 5. TEST EQUIPMENT CALIBRATION DATE ................................................................................. 15 6. MEASUREMENT UNCERTAINTY .............................................................................................. 16 7. TEST RESULT ............................................................................................................................ 17 7.1. Summary .......................................................................................................................... 17 7.2. 20dB Bandwidth Measurement ......................................................................................... 18 7.2.1. Test Limit ....................................................................................................................... 18 7.2.2. Test Procedure used ...................................................................................................... 18 7.2.3. Test Setting .................................................................................................................... 18 7.2.4. Test Setup ...................................................................................................................... 18 7.2.5. Test Result ..................................................................................................................... 19 7.3. Output Power Measurement ............................................................................................. 24 7.3.1. Test Limit ....................................................................................................................... 24 Report No.: S202305185…

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Project No.: S20230518594001 1 of 3 Attachment 3： Test Setup Photo Description: Conducted Test Setup Project No.: S20230518594001 2 of 3 Description: AC Conducted Emissions Test Setup Description: Radiated Emission Test Setup for 30MHz ~ 1GHz Project No.: S20230518594001 3 of 3 Description: Radiated Emission Test Setup for Above 1GHz