Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
ShenzhenFengkuTechnologyCo.,Ltd 2.911(d)(7)USAAgentv1.5 Section2.911(d)(7)USAAgentforServiceofProcess Companyname:ShenzhenFengkuTechnologyCo.,Ltd Address:4rdFloor,BuildingB,RunchangyuanIndustrialZone,BantianStreet, LonggangDistrict,Shenzhen,China FCCID:2BN92-K172X 2.911(d)(7)USADesignatedAgentforServiceofProcess We,[ShenzhenFengkuTechnologyCo.,Ltd]designate[LinkwldLLC] NOTE1 forthe purposeofacceptingserviceofprocessonbehalfoftheapplicant. Applicantconsent:Weacknowledgeourconsenttoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddressofthedesignatedagentandacknowledgeour acceptanceofourobligationtomaintainanagentforserviceofprocessintheUnited Statesfornolessthanoneyearaftereitherwethegranteehavepermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S., orattheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater. Agentobligation:Weacknowledgeourobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipmentatourphysicalU.S. addressandemailaddressfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,orattheconclusionofanyCommission-relatedadministrativeor judicialproceedinginvolvingtheequipment,whicheverislater. USAAgentApplicant Companyname:LinkwldLLCCompanyname:ShenzhenFengku TechnologyCo.,Ltd USAAddress:7595TechnologyWaySte 100,Denver,CO80237,US Address:4rdFloor,BuildingB, RunchangyuanIndustrialZone,Bantian Street,LonggangDistrict,Shenzhen,China FRNNumber:0033625682GranteeFRNNumber:0036804920 ContactName:TimothyZhu FCCGranteeCode:2BN92 TelephoneNo:(747)717-2691ContactName:FaweiGao Email:[email protected]:13138873880 Email:[email protected] Signature: Title:Manager Signature: ShenzhenFengkuTechnologyCo.,Ltd 2.911(d)(7)USAAgentv1.5 Title:generalmanager Date:2026-08-06Date:2026-08-06 NOTE1:AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforservice ofprocess. Reference;FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the
Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 Shenzhen Fengku Technology Co., Ltd TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: Shenzhen Fengku Technology Co., Ltd Grantee code: 2BN92 FCC ID: 2BN92-K172X FRN: 0036804920 Contact Name: Fawei Gao Address: 4rd Floor, Building B, Runchangyuan Industrial Zone, Bantian Street, Longgang District, Shenzhen, China Telephone No: 13138873880 Fax No: / Email: [email protected] i. [Shenzhen Fengku Technology Co., Ltd] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. The applicant must sign this certification. ii. [Shenzhen Fengku Technology Co., Ltd] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [Shenzhen Fengku Technology Co., Ltd] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered” equipment . Date: August 06 2026 Applicant’s Name: Fawei Gao Title: General manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist
Shenzhen Fengku Technology Co., Ltd Code 00018768 Ed. 1 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 1 Internet connection for activation and updates (For all Operating Systems) N/A # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A Device helmet headset Company name Shenzhen Fengku Technology Co., Ltd Grantee code 2BN92 FCC ID 2BN92-K172X FRN 0036804920 Contact name Fawei Gao Address 4rd Floor, Building B, Runchangyuan Industrial Zone, Bantian Street, Longgang District, Shenzhen, China Telephone number 13138873880 E-mail [email protected] Chipset/module information AB5712C, AT2401C Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 2 Operating System: Microsoft Windows 8, 8.1, 10 & 11 Home / Pro / Enterprise Microsoft Windows 7 Starter / Home Basic & Premium / Professional / Ultimate SP1 or higher N/A 3 Processor: 1 GHz or higher (x86 or x64) N/A 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) N/A 5 Screen Resolution: Minimum resolution of 1024 x 768 N/A # General Requirements (For macOS devices) Yes / No or N/A Comments 1 Operating System macOS® 13 – 14 N/A 2 Memory (RAM)4 GB N/A 3 Storage: 3455 MB free space on the hard drive N/A # General Requirements (For Android Devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: Android™ 10 – 14 N/A 3 Screen Resolution: Minimum resolution of 320 x 480 N/A # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: iOS® 17 N/A # General Requirements (For Linux system) Yes / No or N/A Comments 1 Hard drive: 1 GB of free space N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 3 3 RAM: 1 GB N/A 4 Minimum software requirements: AlmaLinux OS 8 or later; AlterOS 7.5 or later; Astra Linux Common Edition 2.12 or later; CentOS 6.7 or later; Debian GNU/Linux 10.0 or later; EulerOS 2.0 or later; Oracle Linux 7.3 or later ; Red Hat Enterprise Linux 6.7 or later ; Rocky Linux 8.5 or later ; SUSE Linux Enterprise Server 12.5 or later; Ubuntu 12.04 or later ; Uncom OS Home / Business / Education / Enterprise 2.2 or later; ALT Linux Workstaton / Workstation K / Server / Education 8 or later; ROSA Linux Workstation / Server 12 or later ; RED OS 7.3 and later ; N/A After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☐ Yes, go to Item 3. ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications. 4 1 # Wireless Interface Purpose Justification 1 1 After the review of this items, the device: ☒ Cannot support installation of any cybersecurity or anti-virus software on the covered list. ☐ Potentially can operate with any cybersecurity or anti-virus software on the covered list – additional third- party proof is provided to demonstrate compliance with requirements as of 2.911(d)5(i),(ii) – “Proof of Compliance with Covered List Software Requirements” of this document applies Signature: Name: Fawei Gao Date: August 06 2026
TCB CALL página 1 File FCC ID: 2BN92-K172X 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 : Search | coloradosos.gov TCB CALL página 2 TCB CALL página 3 TCB CALL página 4 TCB CALL página 5 ► 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 ShenzhenFengkuTechnologyCo.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2026-08-06 Subject:RequestforConfidentiality FCCID:2BN92-K172X ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-TermConfidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☒ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☒ User’sManual ☐ NOTE 1 ☒ InternalPhotos ☐ NOTE 1 ☒ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeII.LONG-TERMCONFIDENTIALITY,Section3of KDB726920,uselastinforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselectedabove arewithheldfrompublicviewforaperiodof___180___daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. C5266091_X10_Ed.2 1/1 Sincerely, Name:FaweiGao Title:generalmanager 2026/8/6
C5266091_X8_Ed.1 1/1 Letter of Authorization Shenzhen Fengku Technology Co., Ltd Company: Shenzhen Fengku Technology Co., Ltd Address: 4rd Floor, Building B, Runchangyuan Industrial Zone, Bantian Street, Longgang District, Shenzhen, China Product Name: helmet headset Model Number: K17 2X FCC Identifier: 2BN92-K172X We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Fawei Gao Date: August 06 2026 Title: General manager Signature of applicant:
LabelLocationOnEUT Label(size : 2cm × 1.5cm ) ProductName:helmetheadset ModelNo.:K172X FCCID:2BN92-K172X
RFEXPOSUREEVALUATION FCCID:2BN92-K172X AccordingtoKDB447498D01MobileandPortableDevicesRFExposureProcedures andEquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnotrequired, portabletransmitterswithoutputpowergreaterthantheapplicablelowthresholdrequire SARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTune UpPower (dBm) Distance (mm) Calculation results LimitOperatingMode 24021.981.98±12.98050.6163 GFSK(ANT1)24412.042.04 ±1 3.04050.6293 24801.861.86±12.86050.6083 24021.961.96±12.96050.6133 π/4-DQPSK(ANT1)24411.881.88 ±1 2.88050.6063 24801.801.80±12.80050.6003 24021.941.94±12.94050.6103 8DPSK(ANT1)24411.951.95 ±1 2.95050.6163 24801.851.85±12.85050.6073 Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTune UpPower (dBm) Distance (mm) Calculation results LimitOperatingMode 24021.201.20±12.20050.5143 GFSK(ANT2)24410.750.75±11.75050.4683 24800.430.43 ±1 1.43050.4383 24021.151.15±12.15050.5093 π/4-DQPSK(ANT2)24410.650.65±11.65050.4573 24800.360.36 ±1 1.36050.4313 24021.181.18±12.18050.5123 8DPSK(ANT2)24410.670.67±11.67050.4593 24800.320.32 ±1 1.32050.4273 TheMaximumsimultaneoustransmissionforBT(ANT1)+BT(ANT2): =SBT(ANT1)/Slimit+SBT(ANT2)/Slimit =0.629/3+0.514/3 =0.381 <1.0 Result:NoStandaloneSARtestisrequired.
Page 1 of 38 FCC Test Report Report No.:1812C60385412501 Applicant:Shenzhen Fengku Technology Co., Ltd Address: 4rd Floor, Building B, Runchangyuan Industrial Zone, Bantian Street, Longgang District, Shenzhen, China Product Name:helmet headset Report Date:2026-08-11 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# #报告二维码# Report No.:1812C60385412501Page 2 of 38 FCC ID: 2BN92-K172X 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 Mode(s) ........................................................................................................8 1.6. Measurement Uncertainty ...........................................................................................................8 1.7. Additional Instructions .................................................................................................................9 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 ...................................................................................................................................15 4. 20dB Bandwidth ..................................................................................................................................17 4.1. EUT Operation ..........................................................................................................................18 4.2. Test Setup .................................................................................................................................18 4.3. Test Data ...................................................................................................................................18 5. Maximum Conducted Output Power....................................................................................................19 5.1. EUT Operation ..........................................................................................................................19 5.2. Test Setup .................................................................................................................................19 5.3. Test Data ...................................................................................................................................19 6. Channel Separation .............................................................................................................................20 6.1. EUT Operation ..........................................................................................................................20 6.2. Test Setup .................................................................................................................................20 6.3. Test Data ...................................................................................................................................20 7. Number of Hopping Frequencies.........................................................................................................21 7.1. EUT Operation ..........................................................................................................................21 7.2. Test Setup .................................................................................................................................22 7.3. Test Data ...................................................................................................................................22 8. Dwell Time ...........................................................................................................................................23 8.1. EUT Operation ..........................................................................................................................24 8.2. Test Setup .................................................................................................................................24 8.3. Test Data ...................................................................................................................................24 9. Emissions in non-restricted frequency bands ...............................…
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1 /6 2.4GHz 5 221ChipAntenna:RANT5221F245M02 1. A pplications WLAN ,80 2.11 b/g, Bl uetoot h , WLAN ,etc ... 2. F eatu r es S MD , hi g hr e li ab ili ty,u l t r a Im pact,O mni- d ir ect i o n a l... 3. P artNumberInformation RANT5 221F 2 45M0 2 (A)( B)( C)( D)(E)( F) (A)Produc t Ty p eChi p An t enna (B)SizeCode 5 .0x2.0mm ( ± 0 .2mm ) (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA& S ingl e F eed ing (F)AntennatypeType=02 咏成國際科技有限 公 司 RAINInternationalTechnologyCo.,Ltd. Room 709, Building F, Yuxing Technology Industrial Park, Nanchang Third Industrial Zone, Nanchang Community, Xixiang Sub-district, Bao 'an District, Shenzhen City 2 /6 4. 00 2.3000 4.产品尺寸 5020单极天线 5.ElectricalSpecification Specification PartNumber RANT5221F245M02 CentralFrequency 2450 MHz Bandwidth120(Min.) MHz ReturnLoss -10(Max) dB PeakGain 3.5 9dBi Impedance 50Ohm OperatingTemperature - 40~+85 °C MaximumPower4W ResistancetoSolderingHeats 10(@260°C) sec. PolarizationLinear AzimuthBeamwidth Omni-directional TerminationSn(Leadless) 6. 推荐PCB FootPrint(Unit:mm) W Figure SymbolDimension(mm) L W A L(长) 5.00±0.20 W(宽) 2.00±0.30 T(厚度) 1.0±0.30 A (电极宽度) 0.50±0.20 4.0 3 /6 7.MeasurementResults ReturnLoss 7.2RadiationPattern - X -X -Y +Z +X +X +Z +Y Frequency(MHz) efficiency(%) Gain(dBi) 2402 2450 2480 3.59 3.12 2.87 56 52 48 4 /6 260 °C 20-40s 217°C 150-200°C Pre-heating 60-150s 60-180s Time(s) 8.ReliabilityandTestCondictions Testitem Testcondition/Testmethod Specification Solderability JISC0050-4.6 JESD22-B102D *Solderbathtemperature:2355C *Immersiontime:20.5sec Solder:Sn3Ag0.5Cuforlead-free Atleast95%ofasurfaceofeachterminal electrodemustbecoveredbyfreshsolder. Leaching (Resistanceto dissolutionof metallization) IEC60068-2-58 *Solderbathtemperature:2605C *Leachingimmersiontime:30 0.5sec Solder:SN63A Lossofmetallizationontheedgesofeach electrodeshallnotexceed25%. Bendingtest JISC0051-7.4.1 Themiddlepartofsubstrateshallbe pressurizedbymeansofthepressurizingrod atarateofabout1mm/sperseconduntilthe deflectionbecomes1mm/sandthenpressure shallbemaintainedfor51sec. Measurementtobemadeafterkeepingat roomtemperaturefor242hours Nomechanicaldamage. Electricalspecificationshallsatisfythe descriptionsinelectricalcharacteristicsunder theoperationaltemperaturerangewithin-40 ~85°C. Resistancetosoldering heat JISC0050-5.4 *Preheatingtemperature:120~150 °C , 1minute. *Soldertemperature:2705C *Immersiontime:101sec Solder:Sn3Ag0.5Cuforlead-free Measurementtobemadeafterkeepingat roomtemperaturefor242hrs Nomechanicaldamage. Electricalspecificationshallsatisfythe descriptionsinelectricalcharacteristicsunder theoperationaltemperaturerangewithin-40 ~85°C. Lossofmetallizationontheedgesofeach electrodeshallnotexceed25%. 9.SolderingandMounting T e m p e r a t u r e ( ° C ) 5 /6 10.天线应用注意事项 如果空间允许,最好不要选择太小尺寸的天线。 最好天线与附近物体之间有较大的净空区;否则匹配调节将会变得困难,辐射模式会受到严重扭曲。 天线的下方不应出现线路布局、接地层。 天线不应和金属物体放置太近,比如电池、芯片等,不应与电池等金属物有重叠。 注意内部缆线(如电池电源线)最好不要太靠近天线。 单极天线需要有合理的接地面才能发挥最好效果。 在最终产品方案上进行天线匹配,可以减短调节周期;而在光板上往往需要反复调节。 如果没有经过匹配,相同的天线放置完全不一样的布局板上可能无法正常工作。 不要使用金属外壳或带金属的塑料外壳盖在天线周围。 不要使用很细的天线馈电线,馈线应有一定的宽度,不应小于 0.1mm 。 根据PCB 的厚度和介电常数计算馈线阻抗, 50 欧姆会使天线调节较为容易 片式天线装配应尽可能远离电池、EMI防护材料、折叠扬声器、金属镙钉、 LCD 显示屏等。 11.StorageandTransportationInformation StorageConditions Tomaintainthesolderabilityofterminalelectrodes: 1.Temperatureandhumidityconditions:-10~40 °C and30~70%RH. 2.Recommendedproductsshouldbeusedwithin6monthsfromthetimeof delivery. 3.Thepackagingmaterialshouldbekeptwherenochlorineorsulfurexists intheair. TransportationConditions 1.Productsshouldbehandledwithcaretoavoiddamageorcontamination fromperspirationandskinoils. 2.Theuseoftweezersorvacuumpickupisstronglyrecommendedfor individualcomponents. 3.Bulkhandlingshouldensurethatabrasionandmechanicalshockare minimized. 6 /6 FeatureSpecificationsTolerances W12.00±0.30 P4.00±0.10 E1.75±0.10 F 5.50±0.10 P2 2.00±0.10 D 1.50 +0.10 -0.00 Po4.00±0.10 10Po40.00±0.20 12.Packing (1)Quantity/Reel:2000pcs/Reel (2)Plastictape: a.TapeDrawingb.TapeDimensions(unit:mm) c. R eelDrawing
ReportNo.:1812C60385412501-01 Page1of51 AppendixTestData-ANT1 ReportNo.:1812C60385412501-01TestSampleNo.:1-2-2 StartTestDate:2026-7-10FinishTestDate:2026-7-15 TestEngineer:Auditor: Temperature:24 °C RelativeHumidity:68% Pressure:99.9kPa AppendixA:20dBBandwidth TestResult Test Mode Antenna Frequency [MHz] 20db EBW[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant124020.9482401.5382402.486------ DH5Ant124410.9422440.5412441.483------ DH5Ant124800.9602479.5322480.492------ 2DH5Ant124021.2242401.3792402.603------ 2DH5Ant124411.2782440.3672441.645------ 2DH5Ant124801.2272479.3762480.603------ 3DH5Ant124021.2002401.4092402.609------ 3DH5Ant124411.2092440.4062441.615------ 3DH5Ant124801.2932479.3552480.648------ ReportNo.:1812C60385412501-01 Page2of51 TestGraphs DH5-Ant1-2402 DH5-Ant1-2441 ReportNo.:1812C60385412501-01 Page3of51 DH5-Ant1-2480 2DH5-Ant1-2402 ReportNo.:1812C60385412501-01 Page4of51 2DH5-Ant1-2441 2DH5-Ant1-2480 ReportNo.:1812C60385412501-01 Page5of51 3DH5-Ant1-2402 3DH5-Ant1-2441 ReportNo.:1812C60385412501-01 Page6of51 3DH5-Ant1-2480 ReportNo.:1812C60385412501-01 Page7of51 AppendixB:99%OccupiedBandwidth TestResult Test Mode Antenna Frequency [MHz] OCB[MHz]FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant124020.886712401.55952402.4462------ DH5Ant124410.870762440.56552441.4363------ DH5Ant124800.869902479.56612480.4360------ 2DH5Ant124021.16342401.41662402.5800------ 2DH5Ant124411.15932440.41802441.5773------ 2DH5Ant124801.15002479.42332480.5733------ 3DH5Ant124021.15602401.42312402.5791------ 3DH5Ant124411.16932440.41912441.5884------ 3DH5Ant124801.17542479.41722480.5926------ TestGraphs DH5-Ant1-2402 ReportNo.:1812C60385412501-01 Page8of51 DH5-Ant1-2441 DH5-Ant1-2480 ReportNo.:1812C60385412501-01 Page9of51 2DH5-Ant1-2402 2DH5-Ant1-2441 ReportNo.:1812C60385412501-01 Page10of51 2DH5-Ant1-2480 3DH5-Ant1-2402 ReportNo.:1812C60385412501-01 Page11of51 3DH5-Ant1-2441 3DH5-Ant1-2480 ReportNo.:1812C60385412501-01 Page12of51 AppendixC:MaximumConductedOutputPower TestResultPeak Test Mode AntennaFrequency[MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict DH5Ant124021.98≤30PASS DH5Ant124412.04≤30PASS DH5Ant124801.86≤30PASS 2DH5Ant124021.96≤30PASS 2DH5Ant124411.88≤30PASS 2DH5Ant124801.80≤30PASS 3DH5Ant124021.94≤30PASS 3DH5Ant124411.95≤30PASS 3DH5Ant124801.85≤30PASS TestGraphs DH5-Ant1-2402-PASS ReportNo.:1812C60385412501-01 Page13of51 DH5-Ant1-2441-PASS DH5-Ant1-2480-PASS ReportNo.:1812C60385412501-01 Page14of51 2DH5-Ant1-2402-PASS 2DH5-Ant1-2441-PASS ReportNo.:1812C60385412501-01 Page15of51 2DH5-Ant1-2480-PASS 3DH5-Ant1-2402-PASS ReportNo.:1812C60385412501-01 Page16of51 3DH5-Ant1-2441-PASS 3DH5-Ant1-2480-PASS ReportNo.:1812C60385412501-01 Page17of51 AppendixD:Carrierfrequencyseparation TestResult TestModeAntenna Frequency [MHz] Result [MHz] Limit[MHz]Verdict DH5Ant1Hop1.004≥0.960PASS 2DH5Ant1Hop1.332≥1.278PASS 3DH5Ant1Hop1.344≥1.293PASS TestGraphs DH5-Ant1-Hop-PASS ReportNo.:1812C60385412501-01 Page18of51 2DH5-Ant1-Hop-PASS 3DH5-Ant1-Hop-PASS ReportNo.:1812C60385412501-01 Page19of51 AppendixE:DwellTime TestResult Test Mode Antenna Frequency [MHz] BurstWidth [ms] TotalHops [Num] Result [s] Limit [s] Verdict DH5Ant1Hop2.9121010.294≤0.4PASS 2DH5Ant1Hop2.9181170.341≤0.4PASS 3DH5Ant1Hop2.9201120.327≤0.4PASS ReportNo.:1812C60385412501-01 Page20of51 TestGraphs DH5-Ant1-Hop-PASS ReportNo.:1812C60385412501-01 Page21of51 2DH5-Ant1-Hop-PASS ReportNo.:1812C60385412501-01 Page22of51 3DH5-Ant1-Hop-PASS ReportNo.:1812C60385412501-01 Page23of51 AppendixF:NumberofHoppingChannel TestResult TestModeAntenna Frequency [MHz] Result [Num] Limit [Num] Verdict DH5Ant1Hop79≥15PASS 2DH5Ant1Hop79≥15PASS 3DH5Ant1Hop79≥15PASS TestGraphs DH5-Ant1-Hop-PASS ReportNo.:1812C60385412501-01 Page24of51 2DH5-Ant1-Hop-PASS 3DH5-Ant1-Hop-PASS ReportNo.:1812C60385412501-01 Page25of51 AppendixG:ConductedBandedge TestResult Test Mode Antenna Ch. Name Frequency [MHz] Ref.Level [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1Low24021.37-49.91≤-18.63PASS DH5Ant1High24801.38-50.2≤-18.62PASS DH5Ant1LowHop_24021.02-50.97≤-18.98PASS DH5Ant1HighHop_24800.75-50.39≤-19.25PASS 2DH5Ant1Low24020.92-50.11≤-19.08PASS 2DH5Ant1High24800.42-50.27≤-19.58PASS 2DH5Ant1LowHop_2402-4.41-50.7≤-24.41PASS 2DH5Ant1HighHop_2480-0.65-50.33≤-20.65PASS 3DH5Ant1Low24021.10-49.9≤-18.9PASS 3DH5Ant1High24801.12-49.41≤-18.88PASS 3DH5Ant1LowHop_2402-4.17-51.14≤-24.17PASS 3DH5Ant1HighHop_24800.42-49.79≤-19.58PASS ReportNo.:1812C60385412501-01 Page26of51 TestGraphs DH5-Ant1-2402-PASS DH5-Ant1-2480-PASS ReportNo.:1812C60385412501-01 Page27of51 DH5-Ant1-Hop_2402-PASS DH5-Ant1-Hop_2480-PASS ReportNo.:1812C60385412501-01 Page28of51 2DH5-Ant1-2402-PASS 2DH5-Ant1-2480-PASS ReportNo.:1812C60385412501-01 Page29of51 2DH5-Ant1-Hop_2402-PASS 2DH5-Ant1-Hop_2480-PASS ReportNo.:1812C60385412501-01 Page30of51 3DH5-Ant1-2402-PASS 3DH5-Ant1-2480-PASS ReportNo.:1812C60385412501-01 Page31of51 3DH5-Ant1-Hop_2402-PASS 3DH5-Ant1-Hop_2480-PASS ReportNo.:1812C60385412501-01 Page32of51 AppendixH:ConductedSpuriousEmission TestResult Test Mode AntennaFrequency[MHz] Freq.Range [MHz] Ref.Level [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant124020~Reference0.980.98---PASS DH5Ant1240230~10000.98-52.23≤-19.02PASS DH5Ant124021000~265000.98-27.97≤-19.02PASS DH5Ant124410~Reference1.201.20---PASS DH5Ant1244130~10001.20-52.23≤-18.8PASS DH5Ant124411000~265001.20-27.8≤-18.8PASS DH5Ant124800~Reference1.101.10---PASS DH5Ant1248030~10001.10-51.16≤-18.9PASS DH5Ant124801000~265001.10-29.13≤-18.9PASS 2DH5Ant124020~Reference0.980.98---PASS 2DH5Ant1240230~10000.98-51.95≤-19.02PASS 2DH5Ant124021000~265000.98-34.11≤-19.02PASS 2DH5Ant124410~Reference0.850.85---PASS 2DH5Ant1244130~10000.85-51.95≤-19.15PASS 2DH5Ant124411000~265000.85-31.85≤-19.15PASS 2DH5Ant124800~Reference0.870.87---PASS 2DH5Ant1248030~10000.87-52.21≤-19.13PASS 2DH5Ant124801000~265000.87-31.13≤-19.13PASS 3DH5Ant1…
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7595 Technology Way Ste 100, Denver, CO 80237, US · Denver, 80237 · United States
| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15C | 2.40 GHz - 2.48 GHz | 1.60 mW |
| 2 | 15C | 2.40 GHz - 2.48 GHz | 1.32 mW |
helmet headset
Equipment Class
DTS - Digital Transmission Systemhelmet headset
Equipment Class
DSS - Part 15 Spread Spectrum Transmitterhelmet headset
Equipment Class
DSS - Part 15 Spread Spectrum Transmitterhelmet headset
Equipment Class
DSS - Part 15 Spread Spectrum Transmitter