2BG43-A9PROBluetooth Headset

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. FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. RF Exposure This device complies with FCC radiation exposure limits set forth for an uncontrolled FCC Statement This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. 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: environment. This equipment can be used as portable exposure without any restriction. 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 FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. RF Exposure This device complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment can be usedas portable exposure without any restriction. FCC-ID:2BG43-A9PROFCC-ID:2BG43-A9PRO

Shenzhen Aiyinyue Technology Co., Ltd Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 6/25/2024 U.S. Agent Designation S henzhen Aiyinyue Technology Co., Ltd acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BG43-A9PRO): Name and company of U.S. agent: FCC US Agent, LLC Physical U.S. address of agent: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA FRN of U.S. agent: 0033402884 Email address of U.S. agent: [email protected] FCC US Agent, LLC acknowledges their obligation to accept service of process on behalf of Shenzhen Aiyinyue Technology Co., Ltd. Shenzhen Aiyinyue Technology Co., Ltd with the FRN 0035580786 accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Since rely, Signature Jim tang PM Shenzhen Aiyinyue Technology Co., Ltd Signature Tim Payne Manager FCC US Agent, LLC 48_[model] US_Agent_2.911(d)(7)-U, V05

Covered Equipment Identification Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows: We, applicant Company Name: Shenzhen Aiyinyue Technology Co., Ltd Address: 205, No.1, Wanwei Lane, Qingshui Road, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong 518000, China Phone: +86-13113655342 certify 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. If you have any questions, please feel free to contact us at the address shown below. Sincerely, Signature Date:2024-06-25 Name / Title: Jim Tang / PM Company: Shenzhen Aiyinyue Technology Co., Ltd Address: 205, No.1, Wanwei Lane, Qingshui Road, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong 518000, China Phone: +86-13113655342 Fax Number: N/A E-Mail: [email protected]

Covered Equipment Attestation Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(i)-(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name 2BG43-A9PRO A9pro, A7pro, A8pro We, applicant Company Name: Shenzhen Aiyinyue Technology Co., Ltd Address: 205, No.1, Wanwei Lane, Qingshui Road, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong 518000, China Phone: +86-13113655342 certify 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. If you have any questions, please feel free to contact us at the address shown below. Sincerely, Signature Date:2024-06-25 Name / Title: Jim Tang / PM Company: Shenzhen Aiyinyue Technology Co., Ltd Address: 205, No.1, Wanwei Lane, Qingshui Road, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong 518000, China Phone: +86-13113655342 Fax Number: N/A E-Mail: [email protected]

Confidentiality Request Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b)(4) of the Freedom of Information Act, we request confidentiality for the documentation of the following products: FCC ID Model name 2BG43-A9PRO A9pro, A7pro, A8pro For the products listed above, we request permanent confidentiality for all applicable exhibits as there are: • the Operational Description • the Block Diagram • the Schematics • the Part List • the Tune up Information The above listed exhibits contain trade secrets and proprietary information that could be of benefit to our competitors. If you have any questions, please feel free to contact us at the address shown below. Sincerely, Signature Date:2024-06-25 Name / Title: Jim Tang / PM Company: Shenzhen Aiyinyue Technology Co., Ltd Address: 205, No.1, Wanwei Lane, Qingshui Road, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong 518000, China Phone: +86-13113655342 Fax Number: N/A E-Mail: [email protected]

Shenzhen Aiyinyue Technology Co., Ltd 205, No.1, Wanwei Lane, Qingshui Road, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong 518000, China Date: June 25, 2024 FCC ID: 2BG43-A9PRO Model Number: A9pro, A7pro, A8pro To: Federal Communication Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21048 To Whom It May Concern, We, Shenzhen Aiyinyue Technology Co., Ltd hereby declare that our product (Bluetooth Headset) Model Number: A9pro, A7pro, A8pro board, Schematic, Hardware version, Software version, structure and internal photos are same, named and appearance differently due to marketing purposes. Should you have any questions or comments regarding this matter, please have my best attention. Sincerely, (Signed) Name / Title: Jim Tang / PM Company: Shenzhen Aiyinyue Technology Co., Ltd Address: 205, No.1, Wanwei Lane, Qingshui Road, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong 518000, China Phone: +86-13113655342 Fax: +N/A E-Mail: [email protected]

Page1of 4 FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity ExternalPhotosoftheEUT Fig.1 Fig.2 Page2of 4 FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.3 Fig.4 Page3of 4 FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.5 Fig.6 Page4of 4 FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.7 Fig.8

Page1of1FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity LABELANDLOCATION (Size:L0.5mmxW0.5mm) LabelLocation BluetoothHeadset TestModel:A9pro FCCID:2BG43-A9PRO

Page1of4FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity InternalPhotosoftheEUT Fig.1 Fig.2 Page2of4FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.3 Fig.4 Page3of4FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.5 Fig.6 BTAntenna Page4of4FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.7 Fig.8

Page1of3FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCRFExposureEvaluation 1.ProductInformation FCCID:2BG43-A9PRO Productname:BluetoothHeadset TestModel:A9pro AdditionalModelNo.:A7pro,A8pro ModelDeclaration:PCBboard,structureandinternalofthesemodel(s)arethesame, Sonoadditionalmodelsweretested PowerSupply:Input:DC5V,200mA DC3.7VbyRechargeableLi-ionBattery,35mAh HardwareVersion:/ SoftwareVersion/ Bluetooth:2402MHz~2480MHz ChannelNumber:79channelsforBluetoothV5.0(DSS) ChannelSpacing:1MHzforBluetoothV5.0(DSS) ModulationType:GFSK,π/4-DQPSKforBluetoothV5.0(DSS) BluetoothVersion:V5.0 AntennaType:CeramicsAntenna AntennaGain:2.36dBi Exposurecategory:Generalpopulation/uncontrolledenvironment EUTType:ProductionUnit DeviceType:PortableDevice Page2of3FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 2.EvaluationmethodandLimit AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSAR testexclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDB procedures,standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulation exposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition,listedbelow,issatisfied.Thesetest exclusionconditionsarebasedonsource-basedtime-averagedmaximumconductedoutputpower oftheRFchannelrequiringevaluation,adjustedfortune-uptolerance,andtheminimumtest separationdistancerequiredfortheexposureconditions.22Theminimumtestseparationdistance isdeterminedbythesmallestdistancefromtheantennaandradiatingstructuresoroutersurfaceof thedevice,accordingtothehostformfactor,exposureconditionsandplatformrequirements,toany partofthebodyorextremityofauserorbystander(see5)ofsection4.1).ToqualifyforSARtest exclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustifiedbythe operatingconfigurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,typicallyintheSARmeasurementorSARanalysisreport,accordingtotherequired publishedRFexposureKDBprocedures.WhennootherRFexposuretestingorreportingis required,astatementofjustificationandcompliancemustbeincludedintheequipmentapproval,in lieuoftheSARreport,toqualifyfortheSARtestexclusion.Whenrequired,thedevicespecific conditionsdescribedintheotherpublishedRFexposureKDBproceduresmustbesatisfiedbefore applyingtheseSARtestexclusionprovisions;forexample,handheldPTTtwo-wayradios,handsets, laptops&tabletsetc.“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(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. Whenoneofthefollowingtestexclusionconditionsissatisfiedforallcombinationsof simultaneoustransmissionconfigurations,furtherequipmentapprovalisnotrequiredto incorporatetransmittermodulesinhostdevicesthatoperateinthemixedmobileandportablehost platformexposureconditions.ThegranteeisresponsiblefordocumentingthisaccordingtoClassI permissivechangerequirements.AntennasthatqualifyforstandaloneSARtestexclusionmust applytheestimatedstandaloneSARtodeterminesimultaneoustransmissiontestexclusion. a)The[∑of(thehighestmeasuredorestimatedSARforeachstandaloneantennaconfiguration, adjustedformaximumtune-uptolerance)/1.6W/kg]+[∑ofMPEratios]is≤1.0. b)TheSARtopeaklocationseparationratiosofallsimultaneouslytransmittingantennapairs operatinginportabledeviceexposureconditionsareall≤0.04,andthe[∑ofMPEratios]is≤ 1.0. 3.ReferEvaluationMethod ANSIC95.1–1999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadio FrequencyElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevices RFExposureProceduresandEquipmentAuthorizationPolicies. FCCCFR47part11.1310:Radiofrequencyradiationexposurelimits. FCCCFR47part22.1093:Radiofrequencyradiationexposureevaluation:portabledevices Page3of3FCCID:2BG43-A9PRO ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 4.ConductedPowerResults <BT> ModeChannel Frequency(MHz)PeakConductedOutputPower(dBm) GFSK 02402 0.55 392441 -0.57 782480 -0.30 π/4DQPSK 02402 0.32 392441 -0.81 782480 -0.53 5.ManufacturingTolerance <BT> GFSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 π/4DQPSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 6.EvaluationResults 6.1StandaloneEvaluation Band/Mode f (GHz) Antenna Distance (mm) RFoutputpower SARTest Exclusion Threshold SARTest Exclusion dBmmW BT GFSK 2.480 5 1.0 1.25890.3965<3.0Yes π/4DQPSK2.48051.01.25890.3965<3.0Yes Remark: 1.Outputpowerincludingtuneuptolerance; 2.Whentheminimumtestseparationdistanceis<5mm,adistanceof5mmaccordingtof)insection 4.1isappliedtodetermineSARtestexclusion. 6.2SimultaneousTransmissionforSARExclusion ThesamplesupportoneBTmodular.Noneedconsidersimultaneoustransmission. 7.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolledRF ExposureandSARExclusionThresholdperKDB447498v06. …

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SMD
CERAMIC
ANTENNA
Data
Sheet CS -2450-16-C For 2400-2483MH z 1.6x0.8mm [EIA1608] Shenzhen Kewei Antenna Design Co., Ltd Room 305, Building C, City Shanhai Center, No.11 Zhongxing Road, Ma'an Tang Community, Bantian Street, Longgang District, Shenzhen, China 典型特征 T y p i cal Characterist i cs ■ 重量轻，结构紧凑 Light weight, compact ■ 宽带大，低成本 Wide bandwidth, low cost ■ 高增益内置天线 Built-in antenna with high gain ■ 工作温度 Operating Temp. : -40°C~+85°C 电气特性 Electrical Characteristics per line(TA=25°C) 2400~2483 MHz Lin ear 2. 36 dB i 66. 5% % 50 频带 Frequency Band 极 化 P o l a riz a t i o n * 峰 值 增 益 P eak Ga in * 峰 值 效 率 P ea k Effi c i e n c y 阻 抗 Im p e n da n ce 参数Parameter 规格Specification 单位Units 特征 Feature 应用 Application ■ 蓝牙,无线局域网,移动电视 Bluetooth, Wireless LAN, Mobile TV ■ 家用射频系统Home RF system, etc TECHNOLOGY *测 试 条 件 ： 测 试 板 尺 寸 9 8 × 65 mm ； 匹 配 电 路 ： π 型 匹 配 电 路 。 T est co n d i t i o n : T est boa r d s iz e 9 8 * 65 m m ; M a t c hin g c ir cu i t: P i m a t c hin g c ir cu i t w il l be re q u ir ed Fi g .1 驻 波 比 V S WR W C S -2450-16-C Chip Antenna 3D模式 3D Gain Pattern (2400 MHz) 增益模式是在 暗 室 进 行 测 试 的 ， 被 测 件 放 在 桌 肩 位 置 ， 用 标 准 的 喇 叭 天 线 和 矢 量 网 络 分 析 仪 来 收 集 数 据 。 Th e Ga i n p a tt e rn i s measu r ed i n FAR - fi e l d c h a m be r . D U T i s p l aced o n e tab l e o f r o t a t o r , a s t a n da r d ho r n a n t e nn a a n d Vec t o r N e t w o rk t o co ll ect da t a . 辐射模式 Radiation Pattern Fig.2 暗室示意图 FAR-field Chamber TECHNOLOGY Chip Antenna t h An a l y z e r i s uesd 3D模式 3D Gain Pattern (2450 MHz) 3D模式 3D Gain Pattern (2500 MHz) TECHNOLOGY Chip Antenna 1. 30±3 minutes at -40°C±5°C, 2. Convert to +105°C (5 minutes) 3. 30±3 minutes at +105°C±5°C, 4. Convert to -40°C (5 minutes) 5. Total 100 continuous cycles 项目Item 环境Condition 规格Specification 热冲击 Thermal shock No apparent damage Fulfill the electrical spec. after test. 抗湿性 Humidity resistance No apparent damage Fulfill the electrical spec. after test. 1. Humidity: 85% R.H. 2. Temperature: 85±5°C 3. Time: 1000 hours. The dipped surface of the terminal shall be at least 95% covered with solder after dipped in solder bath of 245±5°C for 3±1 seconds. No apparent damage 焊锡性 Solderability 耐焊接热性 Soldering heat resistance No apparent damage 1. Solder bath temperature : 260±5°C 2. Bathing time: 10±1 seconds 低温电阻 Low temperature resistance No apparent damage Fulfill the electrical spec. after test. 1. Temperature: -40°C±5°C 2. Time: 1000 hours. No apparent damage Fulfill the electrical spec. after test. 1. Temperature: 150°C±5°C 2. Time: 1000 hours. 耐高温性 High temperature resistance 推荐回流焊接曲线Recommended Reflow Solder curve (2) 储存环境 Storage Condition (a)仓库：温度应在0～30°C之间，湿度应小于60%湿度，产品应在交货之日起1年内使用。 At warehouse: The temperature should be within 0 ~ 30°C and humidity should be less than 60% RH.The product should be used within 1 year from the time of elivery. (b)在板：温度应在40～85°C之间，湿度应小于85%湿度。On board: The temperature should be within -40~85°C and humidity should be less than 85% RH. (3) 工作环境温度 Operating Temperature Range 工作温度范围：-40°C to +85°C。 Operating temperature range : -40°C to +85°C. TECHNOLOGY Chip Antenna 推荐焊&Evaluation Board (1) 电烙铁的使用 Soldering Gun Procedure 以下注意事项仅针对使用电烙铁进行个别器件更换。 Note the follows, in case of using solder gun for replacement. (a) 使用小于30W的电烙铁，温度不高于350°C，焊接时间小于3秒。 The tip temperature must be less than 350°C for the period within 3 seconds by using soldering gun under 30 W. (b) 烙铁不可直接接触器件本体。 The soldering gun tip shall not touch this product directly. (2) 焊锡量 Soldering Volume 注意焊接过程中过多的焊锡量会损害器件本体。 Note that excess of soldering volume will easily get crack the body of this product. 产品尺寸 Product Dimension TECHNOLOGY Chip Antenna 应用环境Application Guide 包装信息Package Information A B C D E F L W 8.00±0.3 3.50± 0.051.75±0.1 2.00±0.054.00±0.1 1.50±0.1 2.30± 0.1 1.55± 0.1 编码规则 Par t Number System CS - 2450 - 16-C External DimensionsL*W(mm)1.6*0.8 Central Frequency2450MHz Product Series: Chip Antenna 丝印 Marking TECHNOLOGY Chip Antenna TECHNOLOGY 订货信息Order Information 设备 Device Package 净重 Net Weight 运送式 Carrier 量 Quantity 认证 HSF Status CS-2450 -16-C 1608 Tape & Reel 5000pcs RoHS compliant 版本信息 Revision history 日期/Date 本/Revision 2022-12-2 V1.0 本描述/Description of changes First Version 0.002g The contents of this data sheet are subject to change without notice. Please confirm the specifications and delivery conditions when placing your order. © Copyright 2015, Keweixin Electronics All rights reserved Chip Antenna

Page 1 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity AppendixA RFTestDataforBT(ConductedMeasurement) ProductName:BluetoothHeadset TestModel:A9pro EnvironmentalConditions Temperature: 23.8  C RelativeHumidity:52.1% ATMPressure:100.0kPa TestEngineer:EasonZhou Supervisedby:NickPeng Page 2 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity A.1-20dBBandwidth ConditionModeFrequency(MHz)Antenna-20dBBandwidth(MHz)Limit-20dBBandwidth(MHz)Verdict NVNT1-DH52402Ant10.966N/APass NVNT1-DH52441Ant11.028N/APass NVNT1-DH52480Ant11.012N/APass NVNT2-DH52402Ant11.277N/APass NVNT2-DH52441Ant11.28N/APass NVNT2-DH52480Ant11.281N/APass Page 3 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TestGraphs -20dBBandwidthNVNT1-DH52402MHzAnt1 -20dBBandwidthNVNT1-DH52441MHzAnt1 Page 4 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity -20dBBandwidthNVNT1-DH52480MHzAnt1 -20dBBandwidthNVNT2-DH52402MHzAnt1 Page 5 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity -20dBBandwidthNVNT2-DH52441MHzAnt1 -20dBBandwidthNVNT2-DH52480MHzAnt1 Page 6 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity A.2MaximumConductedOutputPower ConditionModeFrequency (MHz) AntennaFTotalPower (dBm) Limit(dBm)Verdict NVNT1-DH52402Ant10.5521Pass NVNT1-DH52441Ant1-0.5721Pass NVNT1-DH52480Ant1-0.3021Pass NVNT2-DH52402Ant10.3221Pass NVNT2-DH52441Ant1-0.8121Pass NVNT2-DH52480Ant1-0.5321Pass Page 7 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TestGraphs PowerNVNT1-DH52402MHzAnt1 PowerNVNT1-DH52441MHzAnt1 Page 8 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity PowerNVNT1-DH52480MHzAnt1 PowerNVNT2-DH52402MHzAnt1 Page 9 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity PowerNVNT2-DH52441MHzAnt1 PowerNVNT2-DH52480MHzAnt1 Page 10 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity A.3CarrierFrequenciesSeparation ConditionModeAntennaHoppingFreq1(MHz)HoppingFreq2(MHz)HFS(MHz)Limit(MHz)Verdict NVNT1-DH5Ant12401.9622402.960.9980.685Pass NVNT2-DH5Ant12402.0022403.0061.0040.854Pass Page 11 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TestGraphs CFSNVNT1-DH52402MHzAnt1 CFSNVNT2-DH52402MHzAnt1 Page 12 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity A.4DwellTime ConditionModeFrequency (MHz) AntennaPulseTime (ms) TotalDwellTime (ms) Burst Count PeriodTime (ms) Limit (ms) Verdict NVNT1-DH52402Ant12.882317.0211031600400Pass NVNT2-DH52402Ant12.885326.00511331600400Pass Page 13 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TestGraphs DwellNVNT1-DH52402MHzAnt1OneBurst DwellNVNT1-DH52402MHzAnt1Accumulated Page 14 of 42 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E…

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Page 1 of 37 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCTESTREPORT FOR ShenzhenAiyinyueTechnologyCo.,Ltd BluetoothHeadset TestModel:A9pro AdditionalModelNo.:A7pro,A8pro Preparedfor:ShenzhenAiyinyueTechnologyCo.,Ltd Address: 205,No.1,WanweiLane,QingshuiRoad,LongxiCommunity, LonggangStreet,LonggangDistrict,Shenzhen,China Preparedby:ShenzhenLCSComplianceTestingLaboratoryLtd. Address: 101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei, ShajingStreet,BaoanDistrict,Shenzhen,518000,China Tel:(+86)755-82591330 Fax:(+86)755-82591332 Web:www.LCS-cert.com Mail:[email protected] Dateofreceiptoftestsample:June13,2024 Numberoftestedsamples:2 SampleNo. ： A240612081-1,A240612081-2 Serialnumber:Prototype DateofTest:June13,2024~June24,2024 DateofReport:June24,2024 Page 2 of 37 FCCID:2BG43-A9PROReportNo.:LCSA06124028EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,Bao…

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