2A2T9-N0055Keyboard

Covered Equipment Attestation Letter For Certification Service in the USA Federal Communications 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 2A2T9-N0055 N0055, N0056, N0057, N0058, N0059, N0060, N0061, N0062, N0063 We, Applicant Company Name: Shenzhen Inateck Technology Co., Ltd. Address: Rm. 2507, Bldg. 11, TianAn Cloud Park, Bantian Street, Longgang District, Shenzhen, China Phone: +86-755-23484029 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. This includes the cybersecurity and anti-virus software produced or provided by Kaspersky Lab, Inc. or any of ist successors and assignees. We 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, 2025-11-20 Signature Date Name / Title: Fret Huang / Product Manager Company: Shenzhen Inateck Technology Co., Ltd. Address: Rm. 2507, Bldg. 11, TianAn Cloud Park, Bantian Street, Longgang District, Shenzhen, China Phone: +86-755-23484029 Fax: N/A E-Mail: [email protected]

Due Diligence Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern FCC ID Model name 2A2T9-N0055 N0055, N0056, N0057, N0058, N0059, N0060, N0061, N0062, N0063 Pursuant to KDB 986446 D01 Covered Equipment Guidance the evaluation of the product above shows compliance for the following reasons: Compliance Evaluation process Results Inherent compliance The chipset(s) used is not capable of running the cybersecurity and/or anti-virus software Compliance The memory used does not allow the running the cybersecurity and/or anti-virus software Compliance The storage capacity does not allow the running the cybersecurity and/or anti-virus software Compliance The operating system used is not capable of running the cybersecurity and/or anti-virus software Compliance No inherent compliance Based on software bill of material Based on scan for running software on the device Based on filesystem scan for cybersecurity and/or anti-virus software The equipment for which authorization is sought complies with the rules and fulfils the requirements as detailed in the above mentioned KDB. Evaluation performed by Company Name: Shenzhen Huaxia Testing Technology Co., Ltd Contact Name: Yoyo Zhou Address: 1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District, Shenzhen, China Phone: +86-755-26648642 Email: [email protected] Signature: Date: 2025-12-17

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 2A2T9-N0055 N0055, N0056, N0057, N0058, N0059, N0060, N0061, N0062, N0063 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, 2025-11-20 Signature Date Name / Title: Fret Huang / Product Manager Company: Shenzhen Inateck Technology Co., Ltd. Address: Rm. 2507, Bldg. 11, TianAn Cloud Park, Bantian Street, Longgang District, Shenzhen, China Phone: +86-755-23484029 Fax: N/A E-Mail: [email protected]

ShenzhenInateckTechnologyCo.,Ltd. ModelConfirmationLetter We,ShenzhenInateckTechnologyCo.,Ltd.certifytheproduct: Keyboard ModelNo.: N0055,N0056,N0057,N0058,N0059,N0060,N0061,N0062,N0063 FCCID：2A2T9-N0055 Theirelectricalcircuitdesign,layout,componentsusedandinternalwiringareidentical, Onlythemodelnumberisdifferent. Signiture: GranteeContact:FretHuang CompanyName:ShenzhenInateckTechnologyCo.,Ltd. Date:November20,2025

Externalphotos FCC ID: 2A2T9-N0055

size:191.97*4.5 mm 219-258290

Internalphotos FCC ID: 2A2T9-N0055 ANT

ShenzhenHuaxiaTestingTechnologyCo.,Ltd 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 RFExposureEvaluationReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20251002497E-02 Applicant: ShenzhenInateckTechnologyCo.,Ltd. AddressofApplicant: Rm.2507,Bldg.11,TianAnCloudPark,BantianStreet,LonggangDistrict, Shenzhen，China. EquipmentUnderTest(EUT): EUTName:Keyboard ModelNo.:N0055,N0056,N0057,N0058,N0059,N0060,N0061,N0062,N0063 TestModelNo.:N0055 BrandName:inateck FCCID:2A2T9-N0055 Standards: 47CFRPart1.1307 47CFRPart2.1093 KDB447498D04InterimGeneralRFExposureGuidancev01 DateofReceipt:2025-10-30 DateofTest: 2025-10-30to2025-11-07 DateofIssue:2025-12-17 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20251002497E-02 Page:2of7 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20251002497E-02Rev.01 Initialreport 2025-12-17 ModelNo.:N0055,N0056,N0057,N0058,N0059,N0060,N0061,N0062,N0063 Theirelectricalcircuitdesign,layout,componentsusedandinternalwiringareidentical, Onlythemodelisdifferent. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20251002497E-02 Page:3of7 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOFBLE...................................................................................................................................4 4RFEXPOSUREEVALUATION.......................................................................................................................................5 4.1SAREVALUATIONFORPORTABLECONDITION...........................................................................................................5 4.1.1StandardRequirement......................................................................................................................................5 4.1.2Limits....................................................................................................................................................................5 4.1.3SARExclusionEvaluationResult...................................................................................................................7 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20251002497E-02 Page:4of7 3GeneralInformation 3.1ClientInformation Applicant: ShenzhenInateckTechnologyCo.,Ltd. AddressofApplicant: Rm.2507,Bldg.11,TianAnCloudPark,BantianStreet,LonggangDistrict, Shenzhen，China. Manufacturer: ShenzhenInateckTechnologyCo.,Ltd. AddressofManufacturer: Rm.2507,Bldg.11,TianAnCloudPark,BantianStreet,LonggangDistrict, Shenzhen，China. Factory: ShenzhenInateckTechnologyCo.,Ltd. AddressofFactory: Rm.2507,Bldg.11,TianAnCloudPark,BantianStreet,LonggangDistrict, Shenzhen，China. 3.2GeneralDescriptionofEUT ProductName: Keyboard ModelNo.: N0055,N0056,N0057,N0058,N0059,N0060,N0061,N0062,N0063 TestModelNo.: N0055 TradeMark: inateck SoftwareVersion: V01 HardwareVersion: V01 PowerSupply: Li-ionbatteryDC3.7V500mAh,ChargebyDC5Vforadapter SimultaneousTransmissionSimultaneousTXissupportedandevaluatedinthisreport. SimultaneousTXisnotsupported. 3.3GeneralDescriptionofBLE OperationFrequency:2402MHz~2480MHz ModulationType:GFSK TransferRate:1Mbps NumberofChannel:40 ProductType:MobilePortableFixLocation AntennaType: PCBantenna AntennaGain: 1.87dBi ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20251002497E-02 Page:5of7 4RFExposureEvaluation 4.1 SAREvaluationforPortablecondition 4.1.1StandardRequirement 447498D04InterimGeneralRFExposureGuidancev01 3.2.SARTestReductionGuidance SARtestreductionprocedures[Glossary]allowusingaparticularsetoftestdataasrepresentative ofother,similar,testconditions.Thismaybeappliedfordatawithindifferenttestpositions(e.g.body, head,extremity),wirelessmodes(e.g.Wi-Fi,cellular),andfrequencybands.Thistestreductionprocess providesfortheuseoftestdataforonespecificchannel,whilereferencingtothosedatafordemonstrating complianceinotherrequiredchannelsforeachtestpositionofanexposurecondition,withintheoperating modeofafrequencyband.Thisislimitedspecificallytowhenthereported1-gor10-gSARforthemid- bandorhighestoutputpowerchannelmeetsanyofthefollowingconditions. 4.1.2Limits SAR-basedthresholdsarederivedbasedonfrequency,power,andseparationdistanceoftheRF source.Theformuladefinesthethresholdsingeneralforeitheravailablemaximumtimeaveragedpoweror maximumtime-averagedERP,whicheverisgreater. IftheERPofadeviceisnoteasilydetermined,suchasforaportabledevicewithasmallform factor,theapplicantmayusetheavailablemaximumtime-averagedpowerexclusivelyifthe deviceantennaorrad…

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UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Antenna type :PCBAntenna model: HLK_AT2Trademark: None Frequency band: 2402-2480MHz Manufacturer: Shenzhen Haiqi Electronic Technology Co., Ltd., 2nd Floor, Building 19, Baotian Industrial Park, Baotian 3rd Road, Xixiang Street, Bao'an District, for Broadcom Shenzhen UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Tested Products. • Antenna 1: integrated antenna. • Frequency = 2.402GHz. • Frequency = 2.441GHz. • Frequency = 2.480GHz. UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Coordinate System Reference: Antenna UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. XZ Plane at f = 2.402GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. YZ Plane at f = 2.402GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. XY Plane at f = 2.402GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. XZ Plane at f = 2.441GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. YZ Plane at f = 2.441GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. XY Plane at f = 2.441GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. XZ Plane at f = 2.480GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. YZ Plane at f = 2.480GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Radiation pattern: Antenna 1. XY Plane at f = 2.480GHz Co-cross polarization field (dBi) Solid line: vertical polarizationDash line: horizontal polarization Total field (dBi) 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 -30 -35 0 45 90 135 180 225 270 315 0 0 -5 -5 -10 -10 -15 UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Return Loss: Antenna 1 BW(-10dB) ¡ 13.48% 2 2.2 2.4 2.6 2.8 3 Frequency (GHz) -16-14-12 -10 -8-6-4-2 R e t u r n L o s s ( d B ) UCI CENTER FOR RF DESI GN AND CHARACTERIZATION Measurements summary Frequency (GHz) Plane Return Loss (dB) Polarization Gain max. (dBi) θ for Gain max. φ for Gain max. Antenna 1 2.402 XZ -10.90 Vertical -7.8 290 2.402 XZ -10.90 Horizontal 0.786 182 2.402 YZ -10.90 Vertical 1.21 226 2.402 YZ -10.90 Horizontal -7.75 10 2.402 XY -10.90 Vertical -15.4 20 2.402 XY -10.90 Horizontal 0.93 180 2.441 XZ -12.20 Vertical -7.36 318 2.441 XZ -12.20 Horizontal 1.32 180 2.441 YZ -12.20 Vertical 0.981 204 2.441 YZ -12.20 Horizontal -8.23 24 2.441 XY -12.20 Vertical -14.1 -14 2.441 XY -12.20 Horizontal 1.74 180 2.48 XZ -13.80 Vertical -7.95 312 2.48 XZ -13.80 Horizontal 1.81 186 2.48 YZ -13.80 Vertical 0.204 214 2.48 YZ -13.80 Horizontal -8.38 8 2.48 XY -13.80 Vertical -15.8 12 2.48 XY -13.80 Horizontal 1.87 180

ShenzhenHuaxiaTestingTechnologyCo.,Ltd. 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 TestReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonly tothesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20251002497E-01 Applicant: ShenzhenInateckTechnologyCo.,Ltd. AddressofApplicant: Rm.2507,Bldg.11,TianAnCloudPark,BantianStreet,LonggangDistrict, Shenzhen，China. EquipmentUnderTest(EUT): Product:Keyboard ModelNo.:N0055,N0056,N0057,N0058,N0059,N0060,N0061,N0062,N0063 TestModelNo.:N0055 BrandName:inateck FCCID:2A2T9-N0055 Standards:47CFRPart15,SubpartC KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10:2020 DateofReceipt:2025-10-30 DateofTest: 2025-10-30to2025-11-07 DateofIssue:2025-12-17 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20251002497E-01 Page: 2 of 52 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20251002497E-01Rev.01Initialreport2025-12-17 ModelNo.:N0055,N0056,N0057,N0058,N0059,N0060,N0061,N0062,N0063 Theirelectricalcircuitdesign,layout,componentsusedandinternalwiringareidentical, Onlythemodelisdifferent. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20251002497E-01 Page: 3 of 52 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement 47CFRPart15,SubpartCSection 15.203/15.247(c) ANSIC63.102020PASS ACPowerLine Conducted Emission 47CFRPart15,SubpartCSection 15.207 ANSIC63.102020PASS ConductedPeakOutput Power 47CFRPart15,SubpartCSection 15.247(b)(3) ANSIC63.102020PASS 6dBOccupied Bandwidth 47CFRPart15,SubpartCSection 15.247(a)(2) ANSIC63.102020PASS PowerSpectralDensity 47CFRPart15,SubpartCSection 15.247(e) ANSIC63.102020PASS Band-edgeforRF ConductedEmissions 47CFRPart15,SubpartCSection 15.247(d) ANSIC63.102020PASS RFConductedSpurious Emissions 47CFRPart15,SubpartCSection 15.247(d) ANSIC63.102020PASS RadiatedSpurious Emissions 47CFRPart15,SubpartCSection 15.205/15.209 ANSIC63.102020PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15,SubpartCSection 15.205/15.209 ANSIC63.102020PASS ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20251002497E-01 Page: 4 of 52 3Contents Page 1VERSION..........................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................3 3CONTENTS......................................................................................................................................................................4 4GENERALINFORMATION...........................................................................................................................................5 4.1CLIENTINFORMATION.................................................................................................................................................5 4.2GENERALDESCRIPTIONOFEUT.................................................................................................................................5 4.3ADDITIONALINSTRUCTIONS........................................................................................................................................7 4.4TESTENVIRONMENT...................................................................................................................................................8 4.5DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................8 4.6TESTCONFIGURATION................................................................................................................................................8 4.7STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................................9 4.8TESTLOCATION........................................................................................................................................................10 4.9TESTFACILITY..........................................................................................................................................................10 4.10DEVIATIONFROMSTANDARDS................................................................................................................................10 4.11OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..........................................................................................10 4.12EQUIPMENTLIST.....................................................................................................................................................11 5TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 5.1ANTENNAREQUIREMENT..........................................................................................................................................12 5.2CONDUCTEDEMISSIONS............................................................................................................................................13 5.3CONDUCTEDPEAKOUTPUTPOWER..........................................................................................................................17 5.46DBOCCUPYBANDWIDTH........................................................................................................................................22 5.5POWERSPECTRALDENSITY.............................................…

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Setupphotos 1Photographs-EUTTestSetup 1.1RadiatedSpuriousEmission 9kHz~30MHz: 30MHz~1GHz: FCC ID: 2A2T9-N0055 Above1GHz: 1.2ConductedEmissionsTestSetup 1.3RFConductedmeasurement