2BRRE-DNVSM1Digital Monocular

DNVS-14ProUserManualV1.3.2 www.infitacusa.com DNVS-14Pro DigitalNightVision UserManual JoinOurCommunity Discovernewtipsandtricksfromourexperiencedpros. Visitwww.infitacusa.com DNVS-14ProUserManualV1.3.2 www.infitacusa.com WarningsandPrecautions WARNING ！ ITARREQUIREMENTS TheseproductsmaybesubjecttoexportandforeigntradecontrollawsoftheUnitedStates andmaynotbeexportedwithoutpriorapprovaloftheU.S.DepartmentofState. Learnmoreatwww.infitacusa.com. WARNING:CHOKINGHAZARD Childrenunder3yearsoldcanchokeorsuffocateonsmallpartsofthisproduct.Thisproduct isnotatoy;keepoutofreachofchildren. Precautions -Thelensisanimportantopticalcomponent.Wheninstallingandusingit,avoidcontamination anddamagetothelenssurfacefromoilandvariouschemicals. -Donotusechemicalsolventsordiluentstocleanthesurfaceofthedeviceshell.Youcanusea clean,soft,dryclothtowipeit. -Removethebatterywhenthedeviceisnotinuse,andstorethedeviceinitsprovided protectivecase.Forlong-termstorage,keepthedeviceinadry,well-ventilatedenvironment. -Donotexposethedevicetotemperaturesbelow-4°Forabove+122°Fforextendedperiods. -Ifthedevicemalfunctionsorisdamaged,pleasesendittoourafter-salesservicedepartment forrepair.Unauthorizeddisassembly,modification,orrepairbyanyoneotherthanauthorized INFITACpersonnelisprohibited. -Ifyouneedtomakeaproductwarrantyclaim,pleasekeeptheproductpackagingand warrantycard. DNVS-14ProUserManualV1.3.2 www.infitacusa.com 1.OVERVIEW TheINFITACDNVS-14ProNightVisionMonocularisdesignedwithahigh-resolution100Hz CMOSsensorandawide45ºfieldofviewthrougha22mmF1.1lens,deliveringcrystal-clear imagingundernearzeroorlowlightconditions.DNVS-14ProisequippedwithanadvancedIoT wirelessinterconnectioninitssmartbatterypack,whichenablestotransmitimagesfromthe ThermalSight(IOTS)toitsowndisplayscreenforreal-timeimageanddatasharing,aswellas supportforphoto,video,audiorecording,andstoragefunctions.Housedwithinadurable, IP67-rateddesign,theDNVS-14Proensuresoperationinvariousenvironmentalconditions. Poweredbytworeplaceable18650batteries,theDNVS-14Prooffersextendedoperational readiness,makingitatopchoiceforhomedefense,andtacticaltraining. 2.FEATURES Thesecondgenerationofhigh-sensitivityCMOSsensor World'sFirst100HzHelmetMountedNightVisionDevice IoTWirelessInterconnection UltraCompact&Lightweight MultimediaCaptureSystemwith32GBinternalstorage FlexibleHelmetMountingwithaStandardWilcoxInterface MultiColorPalettes:Origin/White/Green 3.TECHNICALSPECIFICATIONS ModelDNVS-14Pro DigitalDetectorSpecifications SensortypeDG1802CMOS Minambientillumination0.0001Lx Visiblespectrum400-1100nm FrameRate50Hz/100Hz OpticalSpecifications ObjectiveLens22mm/F1.1 FieldofView45°Diagonal(37°Horizontalx28°Vertical) Magnification1x Diopter-5D~+2D FocusRange0.5yds~∞ DisplayType0.6inch800×600AMOLED BatteryPowerSupply BatteryPack2x18650 Max.OperationTime(att=71.6°F)20h(at100Hz) DNVS-14ProUserManualV1.3.2 www.infitacusa.com ExternalPowerSupply5VUSB Functions E-zoom1x、2x、4x IoTWirelesssupport Photo/VideoRecordersupport MemoryCapacity32GB PhysicalSpecifications MaterialAL6063-T6 IPRatingIP67 OperatingTemperature-4~+122°F（-20~+50ºC） Weight（Batterypacknotincluded）≤7.4oz（210g） Dimension(Eyeguardnotincluded)≤3.6×2.66×1.77inch(91.5×67.5×45mm) SmartBatteryPackSpecifications IPRatingIP67 OperatingTemperature-4~+122°F（-20~+50ºC） Weight(Batteriesnotincluded）≤6.0oz（170g） Dimension≤4.1×3.3×1.6inch(105×84.5×40mm) *Theactualworkingtimedependsontheuseintensityoftheproduct. Improvementsmaybemadetothedesignandsoftwareofthisproducttoenhanceitsfeatures withoutpriornotice. YoucandownloadthisUserManualatourofficialwebsite:www.infitacusa.com. 4.ACCESSORIES -DNVS-14ProNightVisionMonocular -SmartBatteryPack -Portablebag -Rechargeable18650Batteriesx2 -Maindatacable -USBcable -LensCloth -RubberEyeguard -Objectivelenscap -DovetailBinocularBridgeMount -HelmetFlip-upNVGMount -INFITACBrandSticker -INFITACHookandLoopFastener -UserManual -WarrantyCard Note:Thehelmetflip-upNVGmountandthedovetailbridgemountincludedwiththepackage canconnectthehelmettothedevice,themountsarecompatiblewiththevastmajoritytactical DNVS-14ProUserManualV1.3.2 www.infitacusa.com helmetswithWilcoxinterface. 5.COMPONENTSANDCONTROLS 1.ObjectiveLens 2.Objectivelenscap 3.IRIlluminator 4.Eyepiece 5.Diopteradjustmentring 6.RubberEyeguard 7.LightSensor 8.MenuButton 9.PhotoButton 10.Standardwilcoxinterface 11.PowerButton 12.BatteryCompartmentCover 13.BatteryIndicatorlight 14.Dataport 15.USBport 5.1Models YoucanfindtheproductmodelandSNinformationontheDNVS-14Promonocular’sbody. DNVS-14ProMonocular YoucanalsoenterinformationmenuaccordingtotheinstructionsinChapter12toviewthe productmodelandSNinformation. DNVS-14ProUserManualV1.3.2 www.infitacusa.com 6.COMPONENTSANDCONTROLS Performatechnicalinspectiontocheckthefollowingitemseachtimebeforeyouusethedevice. -DeviceAppearance:Theshellshouldbefreeofvisiblecracksanddamage. -LensCondition:Thelenssurfaceshouldbefreeofcracks,oil,stains,orothersediments. -DeviceInstallationStatus:Thedevice'smaindatacableiscorrectlyconnectedandsecurely installedonthehelmet,withnosignsoflooseness. -BatteryStatus:Thebatteryisfullychargedandthereisnoforeignmatterinthebattery compartment. -Thedevicecanbeturnedonandusednormally. -Thedeviceimageisclearandfreeofinterference. -Checkthatthedevice'simagingsettingsarecorrect. 7.INSTALLATIONANDUSAGE 7.1DeviceConnection 1.Usetheincludedmaindatacable,connectoneendtothedataportonthenightvisiondevice andtheotherendtothedatainterfaceonthebatterypack. 2.Unscrewthebatterycompartmentcoversonthebatterypack,inserttwofully-charged18650 batteries,andtightenthecovers. 3.Longpressthepowerbuttononthebatterypackfor2secondstopoweriton.Thebattery indicatorwillflash,andthenthenightvisiondevicewillpoweron.TheINFITAClogowill appearonthedisplay. Note: IfthemaindatacableisconnectedtotheUSBportofthebatterypackinsteadofthedataport,the DNVS-14Promonocularcanstillpoweronafterholdingthebatterypack’spowerbuttonfor2 seconds.However,inthiscase,thedevicewillnotbeabletocommunicatewiththebatterypack, andfunctionssuchasIoT,audiorecor…

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` Appendix A Detailed System Check Results 1. System Performance Check System Performance Check 2450 MHz Head Report No.: SUCR251200119901 Page: 1 of 3 Date: 2025/12/18 Test Laboratory: SGS-SAR Lab System Performance Check 2450MHz Head DUT: D2450V2; Type: Dipole; Serial: 922 Communication System: UID 0, CW; Frequency: 2450 MHz;Duty Cycle: 1:1 Medium: HSL2450;Medium parameters used: f = 2450 MHz; σ = 1.815 S/m; ε r = 39.402; ρ = 1000 kg/m 3 Phantom section: Flat Section DASY 5 Configuration: •Probe: EX3DV4 - SN7767; ConvF(8.03, 8.03, 8.03); Calibrated: 2024/12/31 •Sensor-Surface: 1.4mm (Mechanical Surface Detection) •Electronics: DAE4 Sn1245; Calibrated: 2025/09/08 •Phantom: SAM 1; Type: SAM; Serial: 1609 •DASY52 52.10.4(1527); SEMCAD X 14.6.14(7483) Body/d=10mm, Pin=250mW/Area Scan (9x15x1): Measurement grid: dx=12mm, dy=12mm Maximum value of SAR (measured) = 20.3 W/kg Body/d=10mm, Pin=250mW/Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 89.88 V/m; Power Drift = -0.04 dB Peak SAR (extrapolated) = 25.2 W/kg SAR(1 g) = 13.3 W/kg; SAR(10 g) = 6.23 W/kg Smallest distance from peaks to all points 3 dB below = 9 mm Ratio of SAR at M2 to SAR at M1 = 51.4% Maximum value of SAR (measured) = 21.2 W/kg 0 dB = 21.2 W/kg = 13.26 dBW/kg ` Report No.: SUCR251200119901 Page: 3 of 3 - End of the Appendix -

Compliance Certification Services (Kunshan) Inc. Page: 1 of 3 Appendix Photographs of Test Setup for KSCR2511002555AT Test Model No.: DNVS-14Pro Compliance Certification Services (Kunshan) Inc. Page: 2 of 3 Test Setup Photo Conducted Test Radiated Spurious Emissions Above 1GHz Compliance Certification Services (Kunshan) Inc. Page: 3 of 3 Radiated Spurious Emissions Below 1GHz Conducted Emissions at AC Power Line (150kHz-30MHz) - End of the Appendix -

Report No.: KSCR251100255501 Page: 1 of 128 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 TEST REPORT Application No.: KSCR2511002555AT FCC ID: 2BRRE-DNVSM1 Applicant: Infitac LLC Address of Applicant: 190 E Stacy Rd, Ste 306358, Allen, TX 75002 Manufacturer: Infitac LLC Address of Manufacturer: 190 E Stacy Rd, Ste 306358, Allen, TX 75002 Factory: Infitac LLC Address of Factory: 190 E Stacy Rd, Ste 306358, Allen, TX 75002 Equipment Under Test (EUT): EUT Name: Digital Monocular Model No.: DNVS-14 Pro Trade Mark: INFITAC Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2025-11-21 Date of Test: 2025-12-20 to 2025-12-30 Date of Issue: 2025-12-30 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Report No.: KSCR251100255501 Page: 2 of 128 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 Revision Record Version Description Date Remark 00 Original 2025-12-30 / Authorized for issue by: Tested By Eric Liu /Project Engineer Approved By Terry Hou /Reviewer Report No.: KSCR251100255501 Page: 3 of 128 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Test Lab Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass A Radio Spectrum Matter Part Item Standard Method Requirement Result Test Lab Conducted Emissions at AC Power Line (150kHz- 30MHz) 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2020) Section 6.2 47 CFR Part 15, Subpart C 15.207 Pass B Radiated Emissions which fall in the restricted bands ANSI C63.10 (2020) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass B Radiated Spurious Emissions Below 1GHz ANSI C63.10 (2020) Section 6.4,6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass B Radiated Spurious Emissions Above 1GHz ANSI C63.10 (2020) Section 6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass B Conducted Peak Output Power ANSI C63.10 (2020) Section 11.9.2 47 CFR Part 15, Subpart C 15.247(b)(3) Pass A Minimum 6dB Bandwidth ANSI C63.10 (2020) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass A Power Spectrum Density ANSI C63.10 (2020) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass A Conducted Band Edges Measurement ANSI C63.10 (2020) Section 6.10.4 47 CFR Part 15, Subpart C 15.247(d) Pass A Conducted Spurious Emissions ANSI C63.10 (2020) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass A Report No.: KSCR251100255501 Page: 4 of 128 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 3 Contents Page 1 COVER PAGE ........................................................................................................................................... 1 2 Test Summary ......................................................................................................................................... 3 3 Contents ................................................................................................................................................... 4 4 General Information ................................................................................................................................ 5 4.1 Details of E.U.T. ............................................................................................................................... 5 4.2 Description of Support Units ............................................................................................................ 5 4.3 Power level setting using in test ....................................................................................................... 5 4.4 Measurement Uncertainty ................................................................................................................ 6 4.5 Test Location .................................................................................................................................... 7 4.6 Test Facility ...................................................................................................................................... 8 4.7 Deviation from Standards ................................................................................................................. 8 4.8 Abnormalities from Standard Conditions .......................................................................................... 8 5 Equipment List ........................................................................................................................................ 9 6 Radio Spectrum Technical Requirement ............................................................................................ 12 6.1 Antenna Requirement .................................................................................................................... 12 7 Radio Spectrum Matter Test Results .................................................................................................. 13 7.1 Conducted Emissions at AC Power Line (150kHz-30MHz) ........................................................... 13 7.2 Radiated Emissions which fall in the restricted bands ................................................................... 17 7.3 Radiated Spurious Emissions Below 1GHz ................................................................................... 44 7.4 Radiated Spurious Emissions Above 1GHz ................................................................................... 48 7.5 Conducted Peak Output Power ...................................................................................................... 68 7.6 Minimum 6dB Bandwidth................................................................................................................ 70 7.7 Power Spectrum Density ................................................................................................................ 71 7.8 Conducted Band Edges Measurement .......................................................................................... 72 7.9 Conducted Spurious Emissions ..........…

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ManufacturerQuectelWirelessSolutionsCo.,Ltd. ProductY0SKY0CA0AA Specification Frequency Range2400-2500MHz V.S.W.R ≤2.1 Impedance50Ω MaterialFPC Gain2.9dBi PolarizationLinear Radiation patternOmnidirectional Connect TypeTerminal Operating Temp -40~+85 ̊C Product Test Graph

` Report No.: SUCR251200119901 Page: 1 of 36 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com/en/Terms-and-Conditions and, for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com/en/Terms-and-Conditions/Terms-e-Document. Attention is drawn to the limitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 30 days only. Attention: To check the authenticity of testing / inspection report & certificate, please contact us at telephone:(86-755) 8307 1443, or email: [email protected] SAR TEST REPORT Application No.: SUCR2512001199AT Applicant: Infitac LLC Address of Applicant: 190 E Stacy Rd, Ste 306358, Allen, TX 75002 Manufacturer: Infitac LLC Address of Manufacturer: 190 E Stacy Rd, Ste 306358, Allen, TX 75002 EUT Description: Digital Monocular Model No.: DNVS-14 Pro Trade Mark: Infitac FCC ID: 2BRRE-DNVSM1 Standards: FCC 47CFR §2.1093 Date of Receipt: 2025-11-17 Date of Test: 2025-12-18 Date of Issue: 2025-12-31 Test Result : PASS * * In the configuration tested, the EUT detailed in this report complied with the standards specified above. ` Report No.: SUCR251200119901 Page: 2 of 36 Revision Record Version Description Date Remark 00 Original 2025-12-31 / Authorized for issue by: Prepared By Leon Liu/ Project Engineer Approved By Nick Hu/ Reviewer ` Report No.: SUCR251200119901 Page: 3 of 36 TEST SUMMARY Frequency Band Maximum Reported SAR(W/kg) Body WI-FI (2.4GHz) 0.97 SAR Limited(W/kg) 1.6 ` Report No.: SUCR251200119901 Page: 4 of 36 Contents 1 General Information ............................................................................................................... 5 1.1 General Description of EUT ........................................................................................ 5 1.2 Test Specification ....................................................................................................... 6 1.3 RF exposure limits ...................................................................................................... 7 1.4 Test Location .............................................................................................................. 8 1.5 Test Engineer ............................................................................................................. 8 1.6 Test Facility ................................................................................................................ 8 2 Laboratory Environment ........................................................................................................ 9 3 SAR Measurements System Configuraion ......................................................................... 10 3.1 The SAR Measurement System ................................................................................ 10 3.2 Isotropic E-field Proble EX3DV4 ............................................................................... 12 3.3 Data Acquisition Electronics (DAE) ........................................................................... 13 3.4 SAM Twin Phantom .................................................................................................. 13 3.5 ELI Phantom ............................................................................................................. 14 3.6 Device Holder for Transmitters ................................................................................. 15 3.7 Measurement Procedure .......................................................................................... 16 3.7.1 Scanning procedure ........................................................................................... 16 3.7.2 Data storage ...................................................................................................... 18 3.7.3 Data Evaluation by SEMCAD ............................................................................. 18 4 SAR measurement variability and uncertainty ................................................................... 20 4.1 SAR measurement variability .................................................................................... 20 4.2 SAR measurement uncertainty ................................................................................. 20 5 Desciption of Test Position ................................................................................................. 21 5.1 The Body Test Position ............................................................................................. 21 5.1.1 Body-worn exposure conditions ......................................................................... 21 6 SAR System Verificaion Procedure ..................................................................................... 22 6.1 Tissue Simulate Liquid .............................................................................................. 22 6.1.1 Recipes for Tissue Simulate Liquid .................................................................... 22 6.1.2 Measurement for Tissue Simulate Liquid ......................................................…

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` Report No.: SUCR251200119901 Page: 1 of 5 Appendix D Photographs 1. PD measurement System 2. Photographs of EUT test position 3. EUT Antenna Locations 4. EUT Constructional Details ` Report No.: SUCR251200119901 Page: 2 of 5 1. SAR measurement System ` Report No.: SUCR251200119901 Page: 3 of 5 2. Photographs of EUT test position Photo 1: Front side 0mm Photo 2: Back side 0mm Photo 3: Left side 0mm Photo 4: Right side 0mm Photo 5: Top side 0mm Photo 6: Bottom side 0mm ` Report No.: SUCR251200119901 Page: 4 of 5 3. EUT Antenna Locations ` Report No.: SUCR251200119901 Page: 5 of 5 4. EUT Constructional Details Photo 7: Front View Photo 8: Back View - End of the Appendix -

` Appendix C Calibration certificate 1. Dipole D2450V2-SN 922 2. DAE DAE4-SN 1245 3. Probe EX3DV4-SN 7767 4. Dipole Extend Report No.: SUCR251200119901 Page: 1 of 34 DipoleD2450V2SN922 HeadLiquid Dateof Measurement Return Loss(dB) Δ% Impedance (Ω) ΔΩ Impedance imaginary （ jΩ ） ΔjΩ 2023-08-28-24.3/53.2/5.45/ 2024-08-27-24.10.82%52.90.35.230.22 2025-08-26-24.20.41%530.25.290.16 ` Report No.: SUCR251200119901 Page: 34 of 34 - End of the Appendix -

` Appendix B Detailed Test Results 1. WIFI WIFI 2.4G Report No.: SUCR251200119901 Page: 1 of 3 0 dB = 1.47 W/kg = 1.67 dBW/kg Date: 2025/12/18 Test Laboratory: SGS-SAR Lab DNVS-14Pro WIFI2.4G 802.11b 11CH Front side 0mm DUT: DNVS-14Pro; Type: Digital Monocular; Serial: 8931U-OI8002 Communication System: UID 0, WI-FI(2.4GHz) (0); Frequency: 2462 MHz;Duty Cycle: 1:1 Medium: HSL2450;Medium parameters used: f = 2462 MHz; σ = 1.824 S/m; ε r = 39.332; ρ = 1000 kg/m 3 Phantom section: Flat Section DASY 5 Configuration: • Probe: EX3DV4 - SN7767; ConvF(8.03, 8.03, 8.03); Calibrated: 2024/12/31 • Sensor-Surface: 1.4mm (Mechanical Surface Detection) • Electronics: DAE4 Sn1245; Calibrated: 2025/09/08 • Phantom: SAM 1; Type: SAM; Serial: 1609 • DASY52 52.10.4(1527); SEMCAD X 14.6.14(7483) Configuration/Body/Area Scan (8x11x1): Measurement grid: dx=12mm, dy=12mm Maximum value of SAR (measured) = 1.47 W/kg Configuration/Body/Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 5.201 V/m; Power Drift = -0.09 dB Peak SAR (extrapolated) = 2.00 W/kg SAR(1 g) = 0.825 W/kg; SAR(10 g) = 0.304 W/kg Smallest distance from peaks to all points 3 dB below = 5.8 mm Ratio of SAR at M2 to SAR at M1 = 44.1% Maximum value of SAR (measured) = 1.47 W/kg ` Report No.: SUCR251200119901 Page: 3 of 3 - End of the Appendix -

UNITED STATES DESIGNATED AGENT LETTER Date: 2026/01/16 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Applicant U.S. designated agent Company Name: Infitac LLC Company Name: Infitac LLC FRN: 0037412228 FRN: 0037412228 Grantee Code: 2BRRE Grantee Code: 2BRRE Contact Name: Lucia Song Contact Name Lucia Song Address: 190 E Stacy Rd, Ste 306358, Address: 190 E Stacy Rd, Ste 306358, City/Province/Zip: Allen, Texas 75002, United States City/Province/Zip: Allen, Texas 75002, United States Telephone: +19039908392 Telephone: +19039908392 Fax: N/A Fax: N/A Email: [email protected] Email: [email protected] Applicable Equipment: FCC ID: <2BRRE-DNVSM1> ATTN: Director of Certification: We, < Infitac LLC > and < Infitac LLC > understand and acknowledge the applicants consent and the designated agent’s obligation to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and e-mail of the designated agent listed above. We, < Infitac LLC > and < Infitac LLC > acknowledge the applicant’s acceptance of its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Applicant U.S. designated agent Name (Printed): Lucia Song Name (Printed): Lucia Song Title: CFO Title: CFO Signature: Signature:

Compliance Certification Services (Kunshan) Inc. Page: 1 of 15 Internal Photos for KSCR2511002555AT Compliance Certification Services (Kunshan) Inc. Page: 2 of 15 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Page: 3 of 15 Compliance Certification Services (Kunshan) Inc. Page: 4 of 15 Compliance Certification Services (Kunshan) Inc. Page: 5 of 15 Compliance Certification Services (Kunshan) Inc. Page: 6 of 15 Compliance Certification Services (Kunshan) Inc. Page: 7 of 15 Compliance Certification Services (Kunshan) Inc. Page: 8 of 15 Compliance Certification Services (Kunshan) Inc. Page: 9 of 15 Compliance Certification Services (Kunshan) Inc. Page: 10 of 15 Compliance Certification Services (Kunshan) Inc. Page: 11 of 15 Compliance Certification Services (Kunshan) Inc. Page: 12 of 15 Compliance Certification Services (Kunshan) Inc. Page: 13 of 15 Compliance Certification Services (Kunshan) Inc. Page: 14 of 15 Compliance Certification Services (Kunshan) Inc. Page: 15 of 15 - End of the Appendix -

黑底白字 合成纸，背附胶，表面覆哑膜 28mm×3.5mm R1.75 跑道圆角 DNVS 电池包用FCC ID信息贴纸 张贴效果

Compliance Certification Services (Kunshan) Inc. Page: 1 of 8 External Photos for KSCR2511002555AT Compliance Certification Services (Kunshan) Inc. Page: 2 of 8 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Page: 3 of 8 Compliance Certification Services (Kunshan) Inc. Page: 4 of 8 Compliance Certification Services (Kunshan) Inc. Page: 5 of 8 Compliance Certification Services (Kunshan) Inc. Page: 6 of 8 Compliance Certification Services (Kunshan) Inc. Page: 7 of 8 Compliance Certification Services (Kunshan) Inc. Page: 8 of 8 - End of the Appendix -

Infitac LLC To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Infitac LLC 190 E Stacy Rd, Ste 306358, Allen, Texas 75002, United States Regarding: Confidentiality Request regarding application for FCC ID: 2BRRE-DNVSM1 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions tune up The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. Sincerely, Signature: Printed Name (on file with the FCC associated with the Grantee Code): Lucia Song Title: CFO Company Name: Infitac LLC

< Infitac LLC > Date: 2026-01-04 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: 2BRRE-DNVSM1 To whom it may concern: We, the undersigned, hereby authorize Parlam Zhan to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with Infitac LLC This authorization is valid until further written notice from the applicant. Name (Printed): Lucia Song Title: CFO Signature: On behalf of Company: Infitac LLC Telephone: +19039908392

FCC COVERED LIST DECLARATION LETTER Page 1 of 1 Revision 1.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Infitac LLC Address 190 E Stacy Rd, Ste 306358, Allen, Texas 75002, United States FRN 0037412228 Grantee Code 2BRRE FCC ID: 2BRRE-DNVSM1 Authorized Contact Name Lucia Song Contact Phone +19039908392 Contact Email [email protected] Infitac LLC (“the applicant”) certifies: - 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. - as of the date of the filing of the application, the applicant [is not] identified on the Covered list, established pursuant to §1.50002, as an entity producing “covered” equipment. - the software to be loaded prior to marketing of the equipment identified above is not “covered” software manufactured by any entity including predecessors, successors, parents, subsidiaries, affiliates or any entity which has rebranded or relabeled the software produced by the entity(ies) identified on the “Covered List”. - the device is not capable of storing or running software listed on the covered list and therefore is inherently compliant. Link to the Covered List: Covered List Applicant Signature: Date: 2026-01-04 Print Name: Lucia Song Title: CFO *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Applicant Declaration QSF27-14-04 Rev 1.4 April 25, 2025 Page 1 of 1 Original Issue: Jan. 4, 2021 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Infitac LLC Address 190 E Stacy Rd, Ste 306358, Allen, Texas 75002, United States FRN 0037412228 Grantee Code 2BRRE FCC ID: 2BRRE-DNVSM1 Authorized Contact Name Lucia Song Contact Phone +19039908392 Contact Email [email protected] I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accorda…

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