2AYZD-INT-33WIRELESS BBQ THERMOMETER

ShenzhenInkbirdTechnologyCo.,Ltd Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang,LuohuDistrict,Shenzhen, China 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Dec.15,25 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:2AYZD-INT-33 ProductName:WIRELESSBBQTHERMOMETER Thisletterservesasanattestationthattheequipmentidentifiedaboveisnot(selectone)"covered"software asdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,asoutlined inFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, PrintedName:BickyXie Title:CTO Address:Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang,LuohuDistrict, Shenzhen,China Tel.:(+86)755-25721303 Email:[email protected] ShenzhenInkbirdTechnologyCo.,Ltd Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang,LuohuDistrict,Shenzhen, China 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

ShenzhenInkbirdTechnologyCo.,Ltd Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang,LuohuDistrict, Shenzhen,China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:12/15/2025 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2AYZD-INT-33 ShenzhenInkbirdTechnologyCo.,Ltdcertifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002ofreferencechapter, asanentityproducing“covered”communicationequipment.Theequipmentforwhichauthorizationis soughtisnot“covered”telecommunicationsequipmentandvideosurveillanceequipmentproducedby entitiesidentifiedontheCommission’sCoveredListthatprohibitedfromreceivinganequipment authorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, PrintedName:BickyXie Title:CTO Address:Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang,LuohuDistrict, Shenzhen,China Tel.:(+86)755-25721303 Email:[email protected]

U.S. Agent Designation for Service of Process ATTENTION: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA REGARDING: FCC Certification – Section 2.911(d)(7) Information This letter is to confirm that we (“Mars Register Agent LLC) have accepted the responsibility to act as the Designated U.S.Agent for Service of Process as required by section 47 CFR 2.911(d) (7) on behalf of theApplicant noted below Designated U.S. Agent Company Name: Mars Register Agent LLC Contact Name: Jessie Peng Street Address: 8932 Mission Dr 207 City/Province/Zip: Rosemead,CA 91770-1452 Telephone No:858905-0218 Email:[email protected] FRN#: FRN: 0033790684 . U.S.Agent Signature: Date: 2025-12-8 Signed by (Printed Name/Title): Jessie Peng/ CEO *This letter must be dated within 1-year (update if other terms apply) of the date the application is submitted to the TCB for device certification. The Applicant confirms its explicit consent and acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: Shenzhen Inkbird Technology Co., Ltd. FCC ID:2AYZD-INT-33 Contact Name: Bicky Xie StreetAddress: Room 1803, Guowei Building, NO.68 Guowei Road, Xianhu Community, Liantang, Luohu District,ShenzhenChina Telephone No:(+86)755-25721303 Email:[email protected] FRN:0030614085 Applicant Signature: Date:2025-12-8 Signed by (Printed Name/Title):Bicky Xie/CTO Shenzhen Inkbird Technology Co., Ltd.

ShenzhenInkbirdTechnologyCo.,Ltd Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang, LuohuDistrict,Shenzhen,China 12/15/2025 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2AYZD-INT-33 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestpermanent confidentialtreatmentoftheexhibitsaccompanyingthiscertificationapplicationasoutlinedbelow: BlockDiagram Schematics OperationalDescription Theaboveexhibitscontaintradesecretsand/orproprietaryinformationthatarenotpubliclyavailableand materialsthattheApplicanthasspentconsiderableeffortsindeveloping.Publicdisclosureofthesemay beharmfultotheApplicantandgiveanunfairadvantagetocompetitorsonthemarket. PursuanttoDA04-1705,theapplicantalsorequeststemporaryconfidentialtreatmentoftheexhibits outlinedbelowforaperiodof(upto180)daysfromthedateofequipmentauthorizationandpriorto marketingintheUnitedStatestopreventtheprematurereleaseofanysensitiveinformation.Applicantis awareoftheirresponsibilitytonotifyDERYCOMintheeventinformationregardingtheproductorthe productismadeavailabletothepublicbeforetherequestedperiodhasexpired.  UserManual InternalPhotos  ExternalPhotos TestSetupPhotos Sincerely, Title:CTO Address:Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang,LuohuDistrict, Shenzhen,China Tel.:(+86)755-25721303 Email:[email protected]

ShenzhenInkbirdTechnologyCo.,Ltd Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity,Liantang,LuohuDistrict, Shenzhen,China 2025/12/12 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2AYZD-INT-33 I,theundersigned,herebyauthorize(ShenzhenAnbotekComplianceLaboratoryLimited.)toactonour behalfinallmattersrelatingtothisapplicationforequipmentcertification. Anyactcarriedoutby(ShenzhenAnbotekComplianceLaboratoryLimited.)shallhavethesameeffectas ourownandIacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsof certification,asspecifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswith(Shenzhen InkbirdTechnologyCo.,Ltd). WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, PrintedName:BickyXie Title:CTO Tel.:(+86)755-25721303 Fax:(+86)755-25738050 Email:[email protected]

ShenzhenInkbirdTechnologyCo.,Ltd Room1803,GuoweiBuilding,NO.68GuoweiRoad,XianhuCommunity, Liantang,LuohuDistrict,Shenzhen,China ProductSimilarityDeclaration Productname:WIRELESSBBQTHERMOMETER Modelname:INT-33-BW,INT-31-BW,INT-31E-BW,INT-31C-BW, INT-31I-B,INT-31I-BW,INT-31C-B,INT-31-RW,INT-31E-RW,INT- 11C-B,INT-11-B,INT-22-BW,INT-22S-BW,INT-22-RW,INT-22S- RW,INT-22I-BW,INT-22E-BW,INT-32-BW,INT-33E-BW,INT-33- RW,INT-33C-BW,INT-33I-BW,GB22,GB24,ING22,ING24 FCCID:2AYZD-INT-33 We(ShenzhenInkbirdTechnologyCo.,Ltd)herebystatethatall themodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout, RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureand design(includingproductenclosure,materials,etc.,),Allmodels areidentical,exceptformodelnameandappearancecolor, unlessotherwisespecified. Signature: Name:BickyXie Title:CTO Date:Dec.15,25

RFEXPOSUREEVALUATION KDB447498D01MobileandPortableDevicesRFExposureProceduresand EquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) Radiationasspecifiedin§1.1307(b) EUTSpecification FCCID2AYZD-INT-33 EUT WIRELESSBBQTHERMOMETER Frequencyband(Operating)BT:2.402GHz~2.480GHz WLAN:2.412GHz~2.462GHz RLAN:5.180GHz~5.240GHz RLAN:5.260GHz~5.320GHz RLAN: 5.500 GHz~ 5.700 GHz RLAN:5.745GHz~5.825GHz Others: DevicecategoryPortable(<20cmseparation) Mobile(>20cmseparation) Others___ ExposureclassificationOccupational/Controlledexposure(S=5mW/cm2) GeneralPopulation/Uncontrolledexposure(S=1mW/cm2) AntennadiversitySingleantenna Multipleantennas Txdiversity Rxdiversity Tx/Rxdiversity Antennagain(Max)BT:1.95dBi EvaluationappliedMPEEvaluation SAREvaluation LimitsforMaximumPermissibleExposure(MPE) Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) Power Density(mW/cm 2 ) Average Time (A)LimitsforOccupational/ControlExposures 300-1500----F/3006 1500-100000----56 (B)LimitsforGeneralPopulation/UncontrolExposures 300-1500----F/15006 1500-100000----130 Friistransmissionformula:Pd=(Pout*G)\(4*pi*R2) Where Pd=PowerdensityinmW/cm 2 Pout=outputpowertoantennainMw G=gainofantennainlinearscale Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdthelimitofMPE,1mW/cm2.Ifweknowthemaximumgainoftheantenna andtotalpowerinputtotheantenna,throughthecalculation,wewillknowthe distancewheretheMPElimitisreached. MaxMeasurementResult OperatingMode Measured Power Tuneup tolerance Max.Tune upPower Antenna Gain Power densityat 20cm Power densityLimits (mW/cm 2 ) (dBm)(dBm)(dBm)(dBi)(mW/cm 2 ) BLE-3.82-3.82±1-2.821.950.00021 Result:PASS.

Page 1 of 29 FCC Test Report Report No.:1814C50343612501 Applicant:Shenzhen Inkbird Technology Co., Ltd. Address: Room 1803, Guowei Building, NO.68 Guowei Road, Xianhu Community, Liantang, Luohu District, Shenzhen, China Product Name:WIRELESS BBQ THERMOMETER Report Date:2025-12-15 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# Report No.:1814C50343612501Page 2 of 29 FCC ID: 2AYZD-INT-33 Contents 1. General Information ...............................................................................................................................6 1.1. Client Information ........................................................................................................................6 1.2. Description of Device (EUT) ........................................................................................................6 1.3. Auxiliary Equipment Used During Test........................................................................................7 1.4. Operation channel list..................................................................................................................7 1.5. Description of Test Modes...........................................................................................................7 1.6. Measurement Uncertainty ...........................................................................................................8 1.7. Additional Instructions .................................................................................................................8 1.8. Test Summary .............................................................................................................................9 1.9. Description of Test Facility ........................................................................................................10 1.10. Disclaimer................................................................................................................................10 1.11. Test Equipment List.................................................................................................................11 2. Antenna requirement ...........................................................................................................................13 2.1. Conclusion.................................................................................................................................13 3. Conducted Emission at AC power line ................................................................................................14 3.1. EUT Operation ..........................................................................................................................14 3.2. Test Setup .................................................................................................................................14 3.3. Test Data ...................................................................................................................................14 4. 6dB Bandwidth ....................................................................................................................................15 4.1. EUT Operation ..........................................................................................................................15 4.2. Test Setup .................................................................................................................................15 4.3. Test Data ...................................................................................................................................15 5. Maximum Conducted Output Power....................................................................................................16 5.1. EUT Operation ..........................................................................................................................16 5.2. Test Setup .................................................................................................................................16 5.3. Test Data ...................................................................................................................................16 6. Power Spectral Density .......................................................................................................................17 6.1. EUT Operation ..........................................................................................................................17 6.2. Test Setup .................................................................................................................................17 6.3. Test Data ...................................................................................................................................17 7. Emissions in non-restricted frequency bands ......................................................................................18 7.1. EUT Operation ..........................................................................................................................18 7.2. Test Setup .................................................................................................................................18 7.3. Test Data ...................................................................................................................................18 8. Band edge emissions (Radiated) ........................................................................................................19 8.1. EUT Operation ..........................................................................................................................19 8.2. Test Setup .................................................................................................................................19 8.3. Test Data ...................................................................................................................................20 9. Emissions in restricted frequency bands (below 1GHz) ..................................…

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ReportNo.:1814C50343612501-01 Page 1 of 17 AppendixTestData ReportNo.:1814C50343612501-01TestSampleNo.:1-2-2 StartTestDate:2025-11-5FinishTestDate:2025-11-6 TestEngineer:Auditor: Temperature:24.7°CRelativeHumidity:51% Pressure:101kPa AppendixA:6dBBandwidth TestResult Test Mode AntennaFrequency[MHz] 6dBBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124020.6642401.6762402.3400.5PASS BLE_1MAnt124400.6602439.6842440.3440.5PASS BLE_1MAnt124800.6522479.6882480.3400.5PASS TestGraphs BLE_1M-Ant1-2402-PASS ReportNo.:1814C50343612501-01 Page 2 of 17 BLE_1M-Ant1-2440-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1814C50343612501-01 Page 3 of 17 AppendixB:99%OccupiedBandwidth TestResult Test Mode AntennaFrequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124021.06662401.48702402.5536------ BLE_1MAnt124401.05102439.49372440.5447------ BLE_1MAnt124801.04452479.49502480.5395------ TestGraphs BLE_1M-Ant1-2402 ReportNo.:1814C50343612501-01 Page 4 of 17 BLE_1M-Ant1-2440 BLE_1M-Ant1-2480 ReportNo.:1814C50343612501-01 Page 5 of 17 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode Antenna Frequency [MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict BLE_1MAnt12402-3.82≤30PASS BLE_1MAnt12440-4.19≤30PASS BLE_1MAnt12480-4.58≤30PASS TestGraphsPeak BLE_1M-Ant1-2402-PASS ReportNo.:1814C50343612501-01 Page 6 of 17 BLE_1M-Ant1-2440-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1814C50343612501-01 Page 7 of 17 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaFrequency[MHz]Result[dBm/3kHz]Limit[dBm/3kHz]Verdict BLE_1MAnt12402-18.66≤8.00PASS BLE_1MAnt12440-17.88≤8.00PASS BLE_1MAnt12480-18.11≤8.00PASS TestGraphs BLE_1M-Ant1-2402-PASS ReportNo.:1814C50343612501-01 Page 8 of 17 BLE_1M-Ant1-2440-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1814C50343612501-01 Page 9 of 17 AppendixE:Bandedgemeasurements TestResult Test Mode AntennaChName Frequency [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt1Low2402-3.84-42.11≤-23.84PASS BLE_1MAnt1High2480-4.78-51.27≤-24.78PASS Remark:Regardingthespuriousemissionsfrom30MHzto26.5GHz,theCablelosshavebeensetinthe 'offset'oftheSpectrumAnalyzerduringthetest. ReportNo.:1814C50343612501-01 Page 10 of 17 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1814C50343612501-01 Page 11 of 17 AppendixF:ConductedSpuriousEmission TestResult Test Mode Antenna Frequency [MHz] Freq.Range [MHz] Ref. Level [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt124020~Reference-4.08-4.08---PASS BLE_1MAnt1240230~1000-4.08-68.56≤-24.08PASS BLE_1MAnt124021000~26500-4.08-53.98≤-24.08PASS BLE_1MAnt124400~Reference-4.39-4.39---PASS BLE_1MAnt1244030~1000-4.39-68.48≤-24.39PASS BLE_1MAnt124401000~26500-4.39-53.57≤-24.39PASS BLE_1MAnt124800~Reference-4.81-4.81---PASS BLE_1MAnt1248030~1000-4.81-68.64≤-24.81PASS BLE_1MAnt124801000~26500-4.81-53.62≤-24.81PASS Remark:Regardingthespuriousemissionsfrom30MHzto26.5GHz,theCablelossandattenuator factorshavebeensetinthe'InputCorrection'oftheSpectrumAnalyzerduringthetest. TestGraphs BLE_1M-Ant1-2402-0~Reference-PASS ReportNo.:1814C50343612501-01 Page 12 of 17 BLE_1M-Ant1-2402-30~1000-PASS BLE_1M-Ant1-2402-1000~26500-PASS ReportNo.:1814C50343612501-01 Page 13 of 17 BLE_1M-Ant1-2440-0~Reference-PASS BLE_1M-Ant1-2440-30~1000-PASS ReportNo.:1814C50343612501-01 Page 14 of 17 BLE_1M-Ant1-2440-1000~26500-PASS BLE_1M-Ant1-2480-0~Reference-PASS ReportNo.:1814C50343612501-01 Page 15 of 17 BLE_1M-Ant1-2480-30~1000-PASS BLE_1M-Ant1-2480-1000~26500-PASS ReportNo.:1814C50343612501-01 Page 16 of 17 AppendixG:DutyCycle TestResult TestModeAntenna Frequency [MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] BLE_1MAnt124020.420.6267.741.69 BLE_1MAnt124400.420.6267.741.69 BLE_1MAnt124800.420.6366.671.76 TestGraphs NTNV-BLE_1M-Ant1-2402 ReportNo.:1814C50343612501-01 Page 17 of 17 NTNV-BLE_1M-Ant1-2440 NTNV-BLE_1M-Ant1-2480 ---End---

1..天线类型/Typea www.batwireless.cn (Antennamoduleonthesystemboard) 参数/Parameters典型值/Typ.单位/Unites备注/Notes 电气特性/ElectricalCharacteristics 类型/AntennaTypeFPC天线/FPCAntenna 频率/FrequencyRange 2400-2500MHz 输入阻抗/InputImpendence 50Ω 驻波比/V.S.W.R <2.5 增益/Gain 1.95 dBi 极化方式/PolarizationType垂直/Vertical 功率容量/PowerCapacity 50W 雷电保护/LightningProtection - 工作电压/DCVoltage -V 辐射体/Radiator - 环境特性/EnvironmentalCharacteristics 防护等级/WaterproofRating - ROHS标准/ROHSComplaint符合 工作温度/OperatingTemperature -45~+85 °C 存储温度/StorageTemperature -45~+85 °C 2 ..测试设备/TestEquipment www.batwireless.cn Keysight/E5071C网络分析仪R&S/CMW500综测仪R&S/SMBV100B信号源 DT-3500Datasheet/ 系统规格 Specification:Description TestFrequency/测试频域:400MHz-8.5GMHz SystemSize/ 系统尺寸 :L*W*H=4*3.5*3.5m NumberofProbes/探头数目:23(Probe)+1(link) IntervalAngle/采样夹脚:15º SamplingDiameter/采样直径:2200mm CarringCapacity/承载能力:≦40kg TestingCapability/测试能力Description/能力描述 Capability/ 测试指标 :TRP 、 TIS 、 EIRP 、 EIS,.etc Activemeasurement 有源测试 Pasivemeasurement 无源测试 Mode/ 测试制式 :2G/3G/4G/5G 、 Wi-Fib/g/n/a/ac/ax 、 BT 、 NB-IOT 、 Cat-M(eMTC) 、 GPS/BEIDOU/GLONASS 、 ZigBee 、 LoRa(Non- Signaling),.etc Testcategory/测试类型:Gain、Efficiency、2Dpattern、3Dpattern、 Patternroundness、AxialRatio,ECC,Phasecenter,.etc Polarization/ 极化方式 :Circularpolarization,linearpolarization, ellipticalpolarization www.batwireless.cn RFLinkdiaramofmultiprobesphericalnear-fieldtestingsystem 多探头球面近场测试系统射频链路图 RFLinkOverview 总射频链路图 RFLinkofPassivemeasurement 无源测试链路图 RFLinkOverview RFLinkPassivemeasurement 总射频链路图无源测试链路图 3..性能数据/PerformanceData 3.1电压驻波比/VSWR 3.2 回波损耗 /ReturnLoss www.batwireless.cn 4..性能数据/PerformanceData 4.1 增益 /Gain 4.2效率/Efficiency 4.3天线增益与效率 www.batwireless.cn 频率/Frequency(MHz) 240024502500 最大增益/Gain(dBi) 0.32 1.95 0.79 效率/Efficiency(%) 29.4 30.06 30.9 5..辐射模式/RadiationPatterns 5.12D辐射模式图/RadiationPatterns www.batwireless.cn 5.2.3D 辐射模式图 /3DRadiationPatterns—2400MHz 、 2450MHz 5.3.3D 辐射模式图 /3DRadiationPatterns—2500MHz