2BDA3-I58Bluetooth headphones

AttestationStatement. OldCode:C526609124NewCode:00015544Ed.3 Changereason:FRNisaddedtotheApplicantinformationsection. 1/1 TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 TheCommissionadoptedrulesthatprohibitequipmentauthorizationfor“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentified ontheCommission’sCoveredList 1 ,whichisperiodicallyupdated.SeetheCoveredListformore details.ThisAttestationStatementistoconfirmthatwefollowtheSection2.911(d)(5)(i)-(ii) Applicant Companyname:ShenzhenXingYidaTechnologyCo.,LTD. Granteecode:2BDA3 FRN:0034395459 FCCID:2BDA3-I58 ContactName:JingjuanHe Address: Room1D211,CDBlock1,Floor1,LongshengMobilePh-oneMarket,No.5,HuafaNorth Road,FuqiangCommunityHuaqiangNorthStreet,FutianDistrict,ShenzhenChina TelephoneNo.:0755-82525152 Email:[email protected] i.ShenzhenXingYidaTechnologyCo.,LTD.(“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules.Theapplicantmustsignthiscertification. ii.ShenzhenXingYidaTechnologyCo.,LTD.(“theapplicant”)certifiesthat,as ofthedateofthefilingoftheapplication,theapplicant[isnot](asa specificallynamedentityoranyofitssubsidiariesoraffiliates)identifiedon theCoveredListasanentityproducing“covered”equipment.Theapplicant mustsignthiscertification. [ShenzhenXingYidaTechnologyCo.,LTD.](“theapplicant”)certifiesthat,asofthe dateofthefilingofthe application,theapplicant[isnot]identifiedontheCoveredList asanentityproducing“covered” equipment. Date:2025.9.2 Applicant’sName:JingjuanHe Title:Manager Signature 1 TheCommission’sCoveredListispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist

Shenzhen XingYida Technology Co., LTD. Code 00018768 Ed. 2 Item 1.The device is able to install software/program installation? ☐Yes, go to Item 2. ☒No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky cybersecurity or anti-virus software. Item 2.Technical Requirements for Kaspersky Cybersecurity Software: #General Requirements (For all Devices)Yes / No or N/A Comments 1Internet connection for activation and updates (For all Operating Systems) N/A DeviceBluetooth headphones Company nameShenzhen XingYida Technology Co., LTD. Grantee code2BDA3 FCC ID2BDA3-I58 FRN0034395459 Contact nameJingjuan He AddressRoom 1D211,CD Block 1,Floor 1,Longsheng Mobile Ph-one Market,No.5,Huafa North Road,Fuqiang Community Huaqiang North Street, Futian District,Shenzhen China Telephone number0755-82525152 [email protected] Chipset/module informationAC7006F4 Operating System (if applicable)N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 #GeneralRequirements(ForWindowsDevices)Yes/Noor N/A Comments 1Storage:1500MBfreespaceontheharddriveN/A 2OperatingSystem: MicrosoftWindows8,8.1,10&11Home/Pro/ EnterpriseMicrosoft Windows7Starter/HomeBasic&Premium/ Professional/UltimateSP1orhigher N/A 3Processor:1GHzorhigher(x86orx64)N/A 4Memory(RAM)1GB(32-bit)or2GB(64-bit)N/A 5ScreenResolution:Minimumresolutionof1024x768N/A #GeneralRequirements(FormacOSdevices)Yes/Noor N/A Comments 1OperatingSystemmacOS®13–14N/A 2Memory(RAM)4GBN/A 3Storage:3455MBfreespaceontheharddriveN/A #GeneralRequirements(ForAndroidDevices)Yes/Noor N/A Comments 1Storage:150MBfreespaceN/A 2OperatingSystem:Android™10–14N/A 3ScreenResolution:Minimumresolutionof320x480N/A #GeneralRequirements(foriOSdevices)Yes/Noor N/A Comments 1Storage:150MBfreespaceN/A 2OperatingSystem:iOS®17N/A 3 #GeneralRequirements(ForLinuxsystem)Yes/Noor N/A Comments 1Harddrive:1GBoffreespaceN/A 2CPU:IntelPentium1GHzorhigherN/A 3RAM:1GBN/A 4Minimumsoftwarerequirements: AlmaLinuxOS8orlater; AlterOS7.5orlater; AstraLinuxCommonEdition2.12orlater; CentOS6.7orlater; DebianGNU/Linux10.0orlater; EulerOS2.0orlater; OracleLinux7.3orlater; RedHatEnterpriseLinux6.7orlater; RockyLinux8.5orlater; SUSELinuxEnterpriseServer12.5orlater; Ubuntu12.04orlater; UncomOSHome/Business/Education/Enterprise 2.2orlater; ALTLinuxWorkstaton/WorkstationK/Server/ Education8orlater; ROSALinuxWorkstation/Server12orlater; REDOS7.3andlater; N/A Afterreviewedthetechnicalrequirements,isthedevicecapableofsupportingthe installationofKasperskysoftware? ☐Yes,gotoItem3. 4 ☒No. In this case, the rest of the items do not apply.The devicecannotsupport installationof Kasperskysoftware Item 3.ConnectivityCapabilities: #PhysicalInterfacePurposeJustification 1 1 #WirelessInterfacePurposeJustification 1 1 After the reviewof this items,the device: ☒ Cannotsupportinstallationof any cybersecurityor anti-virussoftwareon the covered list. ☐ Potentiallycan operatewith any cybersecurityor anti-virussoftwareon the coveredlist – additionalthird-partyproof is providedto demonstratecompliancewith requirementsas of 2.911(d)5(i),(ii)– “Proof of Compliancewith CoveredList SoftwareRequirements” of this documentapplies Signature:Name:JingjuanHe Date: 2025.9.2 1 The justificationfield is usedto justifywhy the softwarecannotbe receivedthroughthat interface.Checkthe annexfor more indications.

TCB CALL página 1 File FCC ID: 2BDA3-I58 Please upload an exhibit that explains how does the TCB verify the new agent information: 1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) ○ We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following: not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) ► We checked the FCC FRN Search based on the information provided by the grantee. On the official register from : https://opencorporates.com/companies/us_co/20248329243 In google: TCB CALL página 2 TCB CALL página 3 TCB CALL página 4 TCB CALL página 5 TCB CALL página 6 TCB CALL página 7 TCB CALL página 8 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "C5266091_X23_Ed1_US_Agent_Letter" included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address? Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address? Yes, it is included in the exhibit "C5266091_X23_Ed1_US_Agent_Letter" >

C5266091_X10_Ed.2 1/1 ShenzhenXingYidaTechnologyCo.,LTD. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2025.9.2 Subject:RequestforConfidentiality FCCID:2BDA3-I58 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality 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______daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name:JingjuanHe Title: Manager

C5266091_X8_Ed.1 1/1 LetterofAuthorization ShenzhenXingYidaTechnologyCo.,LTD. Company:ShenzhenXingYidaTechnologyCo.,LTD. Address:Room1D211,CDBlock1,Floor1,LongshengMobilePh-one Market,No.5,HuafaNorthRoad,FuqiangCommunityHuaqiangNorth Street,FutianDistrict,ShenzhenChina ProductName:Bluetoothheadphones ModelNumber:i58 FCCIdentifier:2BDA3-I58 WeauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdelCarme,s/n, 08193Bellaterra,Spain,toactonourbehalfonallmattersconcerningthe abovenamedequipment. AnyindividualwithinLGAITechnologicalCenterS.A.isauthorizedtoactonour behalfandtakeactionontheapplication. WedeclarethatauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdel Carme,s/n,08193Bellaterra,Spain,isallowedtoforwardallinformation relatedtotheapprovalprojecttotheFederalCommunicationCommissionand todiscussanyissuesconcerningtheapprovalapplication.Anyandallacts carriedoutbyLGAITechnologicalCenterS.A.onourbehalfshallhavethe sameeffectasactsofourown. Name:JingjuanHeDate:2025.9.2 Title:Manager Signatureofapplicant:

EUTPHOTO(ExternalPhotos) TestModel:i58 ※※※※※ENDOFREPORT※※※※※

Labelandlabellocation FCCIDLABEL: High:1cm Wide:2cm LabelLocation: FCCID:2BDA3-I58

EUTPHOTO(InternalPhotos) TestModel:i58 ※※※※※ENDOFREPORT※※※※※ ANT

FCCID:2BDA3-I58 RFEXPOSUREEVALUATION AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093, UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone 1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposure conditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]*[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, ForBLE Mode FrequencyPower Tune-up power Maxtune-up power Maxtune-up power Min. Distance Calc. thresholds limit (MHz)(dBm)(dBm)(dBm)(mW)(mm) GFSK 2480-0.701 0±11 1.2650.3968 3.0 Conclusion: 1.[(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]<3.0. 2.SARTestExclusionThresholdsis3.0forseparationdistance5mm.Therefore,SAR testisnotrequired.

C DL-Cert ert DL-Cert DL D L-Cert DL-Cert DL-Cer D L-Cert DL-Cert DL-Cert Cert D L-Cert DL-Cert DL-Cert DL-C DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert ert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert D DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Ce DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL- DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert ert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-C DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert ert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Ce L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert D DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-C L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert rt DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Ce DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-C L-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert rt DL-Cert DL-Cert DL-Cert D L-Cert DL-Ce DL-Cert DL-Cert DL-Cert D L-Cert DL Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert D L-C L-Cert DL-Cert rt DL-Cer DL Shenzhen DL Testing Technology Co., Ltd.Report No.: DLE-250829015R Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email:[email protected] 1 of 38 FCC Part 15C Test Report FCC ID:2BDA3-I58 Applicant:Shenzhen XingYida Tcchnology co., LTD Address: Room 1D211,CD Block 1,Floor 1,Longsheng Mobile Ph-one Market,No,5,Huafa North Road,Fugiang Community Huagiang North Street,Futian District,Shenzhen China Manufacturer:Shenzhen XingYida Tcchnology co., LTD Address: Room 1D211,CD Block 1,Floor 1,Longsheng Mobile Ph-one Market,No,5,Huafa North Road,Fugiang Community Huagiang North Street,Futian District,Shenzhen China EUT:Bluetooth headphones Trade Mark:N/A Model Number:i58 Date of Receipt:Aug. 21, 2025 Test Date:Aug. 21, 2025 to Aug. 28, 2025 Date of Report:Aug. 29, 2025 Prepared By:Shenzhen DL Testing Technology Co., Ltd. Address: 101-201, Comprehensive Building, Tongzhou Electronics Longgang Factory Area, No.1 Baolong Fifth Road, Baolong Community, Baolong Street, Longgang District, Shenzhen, China. Applicable Standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 ANSI C63.10:2013 Test Result:Pass Report Number:DLE-250829015R Prepared by(Engineer): Ken Tan Reviewer(Supervisor): Jack Bu Approved(Manager): Jade Yang This test report is based on a single evaluation of one sample of above mentioned products. It is not permitted to be duplicated in extracts without written approval of Shenzhen DL Testing Technology Co., Ltd. C DL-Cert ert DL-Cert DL D L-Cert DL-Cert DL-Cer D L-Cert DL-Cert DL-Cert Cert D L-Cert DL-Cert DL-Cert DL-C DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert ert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert D DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Ce DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL- DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert ert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-C DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert ert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Ce L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert D DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-C L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert rt DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Ce DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-C L-Cert DL-Cert DL-Cert DL-Cert D L-Cert DL-Cert rt DL-Cert DL-Cert DL-Cert D L-Cert DL-Ce DL-Cert DL-Cert DL-Cert D L-Cert DL Cert DL-Cert DL-Cert D L-Cert DL-Cert DL-Cert D L-C L-Cert DL-Cert rt DL-Cer DL ShenzhenDL TestingTechnologyCo., Ltd.ReportNo.: DLE-250829015R Test ReportTel: 400-688-3552Web:www.dl-cert.comEmai l:[email protected] of 38 Table of ContentsPage 1. VERSION.......................................................................................................................4 2. SUMMARYOF TEST RESULTS...................................................................................5 2.1 TEST FACILITY..........................................................................................................................6 2.2 MEASUREMENTUNCERTAINTY.............................................................................................6 3. GENERALINFORMATION...........................................................................................7 3.1 GENERALDESCRIPTIONOF EUT ...........................................................................................7 3.2 DESCRIPTIONOF TEST MODES......................................................…

Text truncated - open the document above for the full version.

Antenna test report RCX RF E nginee 2025.08.21 r Stru ctural enginee CK r Freq uenc y 13530576606 band 2402~2480MHz Shenzhen Yongcheng International Technology Co., Ltd. Address: Shenzhen Baoan District Gushu Xingyu Road Tongan Zhichuang Park F building 707 (Yongcheng International) 天线尺寸 1 LOSS/SWR 2 无源测试数据 3 Frequency ID1 2 3 4 5 6 7 8 9 10 11 Frequency (MHz)2400.02410.02420.02430.02440.02450.02460.02470.02480.02490.02500.0 Efficiency (dBi)-8.42-8.38-8.34-8.53-8.62-8.77-8.84-8.85-8.79-9.20-9.53 Gain (dBi)-3.45-3.48-3.46-3.64-3.69-3.76-3.88-4.12-4.36-4.91-5.01 Efficiency (%)14.3914.5314.6614.0213.7313.2813.0813.0413.2012.0311.15 Directivity (dB)4.974.894.884.904.935.014.964.724.434.294.52 Peak Gain Position (Theta)98.0098.0098.0098.0098.0098.0098.0098.0098.0097.0097.00 Peak Gain Position (Phi)332.00333.00333.00332.00333.00334.00337.00338.00338.00336.00333.00 Efficiency ThetaPol (%)10.9711.1111.1910.7210.4610.099.979.739.698.738.28 Efficiency PhiPol (%)3.423.423.473.293.273.193.113.303.523.292.87 Upper Hem. Efficiency (%)7.297.477.607.307.176.896.646.506.545.925.52 Lower Hem. Efficiency (%)7.107.067.056.716.566.396.446.546.666.115.63 VER7 T90(H) 圆度 8.879.379.8510.069.689.369.038.858.458.158.95 Gain 15deg (dBi) E1(XZ) 波瓣宽度 80.0079.0079.0080.0081.0080.0074.0071.0070.0071.0079.00 E1(XZ) 前后比 1.471.751.781.411.111.251.962.242.231.851.65 E2(YZ) 波瓣宽度 44.0044.0044.0045.0045.0046.0069.0073.0072.0070.0053.00 E2(YZ) 前后比 3.844.274.514.033.563.052.301.962.112.322.44 最大增益处轴比 (P)20.9224.3120.9917.0414.1012.929.819.9710.5511.4514.22 仰角 10 度最差 ( 大 ) 轴比 (P)52.2051.9251.4851.2548.9846.3550.7741.2053.1341.5852.96 Hc(XY) 波瓣宽度 90.0095.0099.0099.0092.0085.0082.0086.00110.00128.00117.00 Hc(XY) 前后比 1.321.321.261.281.531.902.082.001.631.371.32 左旋圆极化效率 (%)6.606.666.846.666.656.426.106.096.195.615.74 右旋圆极化效率 (%)7.787.877.827.357.086.866.986.957.016.425.41 Empty 增益效果图 4 Peak Gain 4 Frequency ID1 Frequency (MHz) 2402-2480 Efficiency (dBi)-8.42 Gain (dBi)-3.45 Efficiency (%)14.39 Directivity (dB)4.97 Peak Gain Position (Theta)98.00 Peak Gain Position (Phi)332.00 Efficiency ThetaPol (%)10.97 Efficiency PhiPol(%)3.42 Upper Hem. Efficiency (%)7.29 Lower Hem. Efficiency (%)7.10

EUTTESTPHOTO TestModel:i58