2A7ZZ-STRD-00THERMAL IMAGING MONOCULAR

Visir Inc.

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Application Details

Equipment Class: DTS - Digital Transmission System
Date of Grant: Apr 23, 2026
Application Purpose: Original Equipment
Equipment Note: THERMAL IMAGING MONOCULAR
Frequency Range: 2412.00000000 - 2462.00000000
Company: Visir Inc.
Country: United States

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

RF Exposure Info

` ReportNo.:SUCR260300018801 Page: 1 of 3 AppendixB DetailedTestResults 1.WIFI WIFI2.4G Date: 2026/03/20 Test Laboratory: SGS-SAR Lab STRIDE ST6 Lite WIFI2.4G 802.11b 11ch side3 0mm DUT: STRIDE ST6 Lite; Type: Thermal imaging monocular; Serial: RSTRD01- JBL0008 Communication System: UID 0, WI-FI(2.4GHz) (0); Frequency: 2462 MHz;Duty Cycle: 1:1.012 Medium: HSL2450;Medium parameters used: f = 2462 MHz; σ = 1.845 S/m; ε r = 39.271; ρ = 1000 kg/m 3 Phantom section: Flat Section DASY 5 Configuration: l Probe: EX3DV4 -SN3923; ConvF(7.95, 7.95, 7.95); Calibrated: 2026/01/12 l Sensor-Surface: 1.4mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1245; Calibrated: 2025/09/08 l Phantom: SAM 1; Type: SAM; Serial: 1609 l DASY52 52.10.4(1527); SEMCAD X 14.6.14(7483) Configuration/Scan/Area Scan (9x16x1): Measurement grid: dx=12mm, dy=12mm Maximum value of SAR (measured) = 0.495 W/kg Configuration/Scan/Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 3.206 V/m; Power Drift = 0.05 dB Peak SAR (extrapolated) = 1.01 W/kg SAR(1 g) = 0.417 W/kg; SAR(10 g) = 0.151 W/kg Smallest distance from peaks to all points 3 dB below = 7.1 mm Ratio of SAR at M2 to SAR at M1 = 45.1% Maximum value of SAR (measured) = 0.781 W/kg 0 dB = 0.781 W/kg = -1.07 dBW/kg ` ReportNo.:SUCR260300018801 Page: 3 of 3 -EndoftheAppendix-

Test Setup Photos

Compliance Certification Services (Kunshan) Inc. Page: 1 of 3 Appendix Photographs of Test Setup for KSCR2603000421AT Test Model No.: STRIDE ST3 Lite,STRIDE ST6 Lite Compliance Certification Services (Kunshan) Inc. Page: 2 of 3 Test Setup Photo Conducted Emissions at AC Power Line (150kHz-30MHz) Radiated Spurious Emissions Below 1GHz Compliance Certification Services (Kunshan) Inc. Page: 3 of 3 Radiated Spurious Emissions Above 1GHz RF Conducted Test Setup - End of the Appendix -

Test Report

Report No.: KSCR260300042101 Page: 1 of 101 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 TEST REPORT Application No.: KSCR2603000421AT FCC ID: 2A7ZZ-STRD-00 Applicant: Visir Inc. Address of Applicant: 700 International Pkwy, Ste 102, Richardson, TX 75081 Manufacturer: Visir Inc. Address of Manufacturer: 700 International Pkwy, Ste 102, Richardson, TX 75081 Equipment Under Test (EUT): EUT Name: THERMAL IMAGING MONOCULAR Model No.:  STRIDE ST3 Lite,STRIDE ST6 Lite  Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. Trade Mark: RIX Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2026-03-03 Date of Test: 2026-03-04 to 2026-03-24 Date of Issue: 2026-03-25 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Report No.: KSCR260300042101 Page: 2 of 101 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 Revision Record Version Description Date Remark 00 Original 2026-03-25 / Authorized for issue by: Tested By Tommie_Tang/Project Engineer Approved By Terry Hou /Reviewer Report No.: KSCR260300042101 Page: 3 of 101 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result 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 Radio Spectrum Matter Part Item Standard Method Requirement Result 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 Radiated Emissions which fall in the restricted bands ANSI C63.10 (2020) Section 6.10.5 & 11.12 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass 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 Radiated Spurious Emissions Above 1GHz ANSI C63.10 (2020) Section 6.6 & 11.12 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Maximum Conducted Output Power ANSI C63.10 (2020) Section 11.9.2 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth ANSI C63.10 (2020) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectral Density ANSI C63.10 (2020) Section 11.10.3 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement ANSI C63.10 (2020) Section 6.10.4 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2020) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Declaration of EUT Family Grouping: Note: There are series models mentioned in this report, and they are identical in electrical and electronic characters. Only the model STRIDE ST6 Lite was tested since their differences were the lens size and detector resolution. Report No.: KSCR260300042101 Page: 4 of 101 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 Power level setting using in test ....................................................................................................... 5 4.3 Description of Support Units ............................................................................................................ 5 4.4 Measurement Uncertainty ................................................................................................................ 6 4.5 Test Location .................................................................................................................................... 7 4.6 Test Facility ...................................................................................................................................... 7 4.7 Deviation from Standards ................................................................................................................. 7 4.8 Abnormalities from Standard Conditions .......................................................................................... 7 5 Equipment List ........................................................................................................................................ 8 6 Radio Spectrum Technical Requirement .............................................................................................. 9 6.1 Antenna Requirement ...................................................................................................................... 9 7 Radio Spectrum Matter Test Results .................................................................................................. 10 7.1 Conducted Emissions at AC Power Line (150kHz-30MHz) ........................................................... 10 7.2 Radiated Emissions which fall in the restricted bands ................................................................... 14 7.3 Radiated Spurious Emissions Below 1GHz ................................................................................... 32 7.4 Radiated Spurious Emissions Above 1GHz ................................................................................... 36 7.5 Maximum Conducted Output Power .............................................................................................. 50 7.6 Minimum 6dB Bandwidth..................................................................................................…

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Test Report

深圳市林荣科技有限公司 Page 1 样品承认书 Confirmationofproducts 公司名称：深圳市林荣科技有限公司 Designer：SHENZHENLINRONGTECHNOLOGYCO.,LTD 地址：深圳市龙华区大浪街道华荣路联建工业园1栋3楼 ADD：Floor3,building1,LianJianIndustrialPark,HuarongRoad,Dalangstreet,Longhua District,Shenzhen 客户名称深圳市杰科数码有限公司 Customer 项目名称 K3D&K6D 版本 A.3 日期 2025-12-27 ProjectNameVersionDate 项目料号 34.12.02.004 客户料号 Customer NO. ProjectNO. 频段 2400~~2500MHz 备注 Notes 版本号：V1.0，修改线长 FrequencyRange 设计田秋奎王宇张海燕 DesignedBy 审核解瑞洁 ApprovedBy 客户确认 Clients’Approval 深圳市林荣科技有限公司 Page2 Index 1.Specifications··················································································3 2.Electricspecifications········································································3 2-1Matchingcircuitdiagram································································3 3.VSWRTesting·················································································3 3-1Testingconnection···········································································3 3-2VSWR··························································································3 3-3Testingdata···················································································4 4.Testtheefficiencyoftheantenna.......................................................4 4-1Testingfield···················································································4 4-2Testingresults.........................................................................................5 5.Environmentaltreatment..................................................................................5 6.MechanicalDimensionDrawing·····························································6 7.MechanicalDimensionTestingreport······················································7 8、Packagingstandard..................................................................................................8 深圳市林荣科技有限公司 Page3 1、Specification Thisreportmainlyprovidesthetestingconditionsofvariouselectricandstructuralperformanceparameters forcellphoneantenna----K3D&K6DPicture1showstheantennadesignedbyLR. 2、Matchingcircuitdiagram 3、VSWRTesting 3.1Testingconnection TheVSWRtestingdevicesareconnectedinsequence:Agilent5071CNetworkAnalyzer→TestingCable→ Customer-providingDevices. 3.2VSWR ThefollowingtableexpressestheVSWRvalueofantenna’stwoedgesofitsfrequencyrange.With regardtotherelevantdiagramofVSWR K3D&K6DWIFIVSWR Frequency (MHz) 240024502500510055005800 VSWR 1.421.211.491.291.341.63 深圳市林荣科技有限公司 Page4 3.3Testingdata K3D&K6DantennaVSWR 2400MHz2450MHz2500MHz 5100MHz5500MHz5800MHz 深圳市林荣科技有限公司 Page5 4、TesttheefficiencyoftheantennaTesting 4.1Testingfield LRMicrowaveAnechoicChamber：testingfrequencyrangesfrom400MHzto6GHzandthe40cm diametersphericalquitezone,thechamberprovideslessthan－90dBreflectivityfrom400MHz—6GHz. 4.2Testingresults ThefollowingtableindicatesthetestingresultsrelatedtoPowerandSensitivityinMicrowaveAnechoic Chamber，concerningtherelativediagram. K3D&K6DAntennaefficiency: Freq(MHz)Gain(dBi)Efficiency(%)Freq(MHz)Gain(dBi)Efficiency(%) 23000.3439.4751604.5553.07 23100.3440.4651804.3551.06 23200.4741.1452004.2751.25 23300.5443.3752204.1851.67 23400.5844.9152404.5152.80 23500.7245.9052604.6652.75 23600.8347.1152804.7453.17 23700.7547.3553004.4053.41 23800.9147.9253204.0452.94 23900.9648.4453403.6751.84 24001.0749.1753603.9152.41 24101.2249.5153804.0550.82 24200.7949.8754004.2850.02 24300.8850.6654204.4252.79 24400.9051.3654404.1952.48 24501.1152.6154604.0852.33 24601.2353.3554803.9051.66 24701.5154.7455003.4949.70 24801.7156.3255203.0248.34 24901.7957.9055403.6349.10 25001.8458.1955604.3849.18 25101.5858.1255804.6449.62 25201.4357.9156004.2747.85 25301.4056.4756203.6046.64 25401.1755.4456402.6845.27 25501.0354.2056602.4145.11 25601.0853.4556802.0844.40 25701.0052.0057002.0542.96 25800.8549.6657202.1541.24 25900.8246.3757402.5340.37 26000.5342.2157602.3338.25 51004.7155.7057801.5736.35 51204.8855.9958000.2035.39 51404.7854.38 K3D&K6DActivedata ：深圳市林荣科技有限公司 Page6 CNTRPTIS 11M-11B 114.45-82.69 614.78-82.74 1115.71-81.86 54M-11G 113.09-71.12 613.86-71.01 1114.21-71.61 65M-11N 113.32-61.68 613.55-61.86 1114.37-61.74 5、Environmentaltreatment Originalmachineenvironmentstatus 深圳市林荣科技有限公司 Page7 6、MechanicalDimensionDrawing 深圳市林荣科技有限公司 Page8 7.MechanicalDimensionTestingreport 深圳市林荣科技有限公司 Page9 8、Packagingstandard 包装说明：具体包装数量以实物为准，图片只显示包装的方式，并非此项目实物。 PackagingDescription:thespecificpackagingquantityissubjecttothephysicalobject.Thepictureonlyshows thewayofpackaging,notthephysicalobjectoftheproject 天线用PE袋包装 Thetopcoverboard,withPEfilmpackaging 防潮防水PET袋封装，放于纸箱内 MoistureproofwaterproofPETbagpackaging， Putinthecartons 纸箱用胶带封口 Cartonsealingwithducttape 包装箱整箱外观（） Casesappearance

RF Exposure Info

Report No.: SUCR260300018801 Page: 1 of 38 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.: SUCR2603000188AT Applicant: Visir Inc. Address of Applicant: 700 International Pkwy, Ste 102, Richardson, TX 75081 Manufacturer: Visir Inc. Address of Manufacturer: 700 International Pkwy, Ste 102, Richardson, TX 75081 EUT Description: THERMAL IMAGING MONOCULAR Model No.:  STRIDE ST3 Lite,STRIDE ST6 Lite  Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. Trade Mark: RIX FCC ID: 2A7ZZ-STRD-00 Standards: FCC 47CFR §2.1093 Date of Receipt: 2026-03-06 Date of Test: 2026-03-20 Date of Issue: 2026-03-25 Test Result : PASS * * In the configuration tested, the EUT detailed in this report complied with the standards specified above. Report No.: SUCR260300018801 Page: 2 of 38 Revision Record Version Description Date Remark 00 Original 2026-03-25 / Authorized for issue by: Prepared By Leon Liu/ Project Engineer Approved By Nick Hu/ Reviewer Report No.: SUCR260300018801 Page: 3 of 38 TEST SUMMARY Frequency Band Maximum Reported SAR(W/kg) Extremity WI-FI (2.4GHz) 0.18 SAR Limited(W/kg) 4.0 Note: There are series models mentioned in this report, and they are identical in electrical and electronic characters. Only the model STRIDE ST6 Lite was tested since their differences were the lens size and detector resolution. Report No.: SUCR260300018801 Page: 4 of 38 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 .............................................................................................................. 9 1.5 Test Engineer ............................................................................................................. 9 1.6 Test Facility ................................................................................................................ 9 2 Laboratory Environment ............................................................................................... 10 3 SAR Measurements System Configuraion .................................................................. 11 3.1 The SAR Measurement System ................................................................................ 11 3.2 Isotropic E-field Proble EX3DV4 ............................................................................... 13 3.3 Data Acquisition Electronics (DAE) ........................................................................... 14 3.4 SAM Twin Phantom .................................................................................................. 14 3.5 ELI Phantom ............................................................................................................. 15 3.6 Device Holder for Transmitters ................................................................................. 16 3.7 Measurement Procedure .......................................................................................... 17 4 SAR measurement variability and uncertainty ............................................................ 21 4.1 SAR measurement variability .................................................................................... 21 4.2 SAR measurement uncertainty ................................................................................. 21 5 Desciption of Test Position .......................................................................................... 22 5.1 Front-of-face device of Still cameras and video cameras .......................................... 22 6 SAR System Verificaion Procedure.............................................................................. 23 6.1 Tissue Simulate Liquid .............................................................................................. 23 6.2 SAR System Check .................................................................................................. 25 7 Test Configuration ......................................................................................................... 28 8 Test Result ............................................................................…

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RF Exposure Info

` Report No.: SUCR260300018801 Page: 1 of 6 Appendix D Photographs 1. SAR measurement System 2. Photographs of Tissue Simulate Liquid 3. Photographs of EUT test position 4. EUT Antenna Locations 5. EUT Constructional Details ` Report No.: SUCR260300018801 Page: 2 of 6 1. SAR measurement System ` Report No.: SUCR260300018801 Page: 3 of 6 2. Photographs of Tissue Simulate Liquid Photo 1: Tissue Simulant Liquid for HBBL600-10000MHz NA NA ` Report No.: SUCR260300018801 Page: 4 of 6 3. Photographs of EUT test position Photo 2: Side1 0mm Photo 3: Side2 0mm Photo 4: Side3 0mm Photo 5: Side4 0mm Photo 6: Side5 0mm Photo 7: Side6 0mm ` Report No.: SUCR260300018801 Page: 5 of 6 4. EUT Antenna Locations ` Report No.: SUCR260300018801 Page: 6 of 6 5. EUT Constructional Details Photo 8: Front View Photo 9: Back View - End of the Appendix -

RF Exposure Info

` ReportNo.:SUCR260300018801 Page: 1 of 21 AppendixC Calibrationcertificate 1.Dipole D2450V2-SN922 2.DAE DAE4ip-SN1245 3.Probe EX3DV4-SN3923 4.DipoleExtend 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 ` ReportNo.:SUCR260300018801 Page: 21 of 21 -EndoftheAppendix-

Attestation Statements

UNITED STATES DESIGNATED AGENT LETTER Date: 2026-04-14 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Applicant U.S. designated agent Company Name: Visir Inc. Company Name: Visir Inc. FRN: 0032684243 FRN: 0032684243 Grantee Code: 2A7ZZ 2A7ZZ Contact Name: Tao Huang Contact Name Tao Huang Address: 700 International Pkwy, Ste 102, Richardson, TX 75081 Address: 700 International Pkwy, Ste 102, Richardson, TX 75081 City/Province/Zip: 75081 City/Province/Zip: 75081 Telephone: 5109885580 500 Telephone: 5109885580 500 Fax: / Fax: / Email: [email protected] Email: [email protected] Applicable Equipment: FCC ID: <2A7ZZ-STRD-00> ATTN: Director of Certification: We, < Visir Inc.> and < Visir Inc.> 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, < Visir Inc.> and < Visir Inc.> 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): Tao Huang Name (Printed): Tao Huang Title: CEO Title: CEO Signature: Signature:

RF Exposure Info

` ReportNo.:SUCR260300018801 Page: 1 of 3 AppendixA DetailedSystemCheckResults 1.SystemPerformanceCheck SystemPerformanceCheck2450MHz Date: 2026/03/20 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 = 1.812 S/m; ε r = 39.252; ρ = 1000 kg/m 3 Phantom section: Flat Section DASY 5 Configuration: l Probe: EX3DV4 -SN3923; ConvF(7.95, 7.95, 7.95); Calibrated: 2026/01/12 l Sensor-Surface: 1.4mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1245; Calibrated: 2025/09/08 l Phantom: SAM 1; Type: SAM; Serial: 1609 l 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) = 21.6 W/kg Body/d=10mm, Pin=250mW/Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 94.37 V/m; Power Drift = 0.14 dB Peak SAR (extrapolated) = 27.3 W/kg SAR(1 g) = 13.6 W/kg; SAR(10 g) = 6.41 W/kg Smallest distance from peaks to all points 3 dB below = 9.6 mm Ratio of SAR at M2 to SAR at M1 = 52.4% Maximum value of SAR (measured) = 22.3 W/kg 0 dB = 22.3 W/kg = 13.48 dBW/kg ` ReportNo.:SUCR260300018801 Page: 3 of 3 -EndoftheAppendix-

Internal Photos

Compliance Certification Services (Kunshan) Inc. Page: 1 of 14 Internal Photos for KSCR2603000421AT Compliance Certification Services (Kunshan) Inc. Page: 2 of 14 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Page: 3 of 14 Compliance Certification Services (Kunshan) Inc. Page: 4 of 14 Compliance Certification Services (Kunshan) Inc. Page: 5 of 14 Compliance Certification Services (Kunshan) Inc. Page: 6 of 14 Compliance Certification Services (Kunshan) Inc. Page: 7 of 14 Compliance Certification Services (Kunshan) Inc. Page: 8 of 14 Compliance Certification Services (Kunshan) Inc. Page: 9 of 14 Compliance Certification Services (Kunshan) Inc. Page: 10 of 14 Compliance Certification Services (Kunshan) Inc. Page: 11 of 14 Compliance Certification Services (Kunshan) Inc. Page: 12 of 14 Compliance Certification Services (Kunshan) Inc. Page: 13 of 14 Compliance Certification Services (Kunshan) Inc. Page: 14 of 14 - End of the Appendix -

ID Label/Location Info

比例：1：1单位：mm STRIDE ST3 Lite / STRIDE ST6 Lite 散热块镭雕文件镭雕：颜色：灰白色，清晰可见，以实际签样为准 STRIDE ST3 Lite STRIDE ST6 Lite 9.00 1 . 4 0 1 . 4 0 1 . 0 0 2.00 FCC ID/PN/SN内容以实际项目信息为准 Roboto Regular 4.5pt 灰白色 1 . 4 0 STRIDE ST3 Lite FCC ID/PN/SN内容以实际项目信息为准 Roboto Regular 4.5pt 灰白色 FCC ID: 2A7ZZ-STRD-00 PN: RSTRD01-100-AA10 SN: RSTRD01-XXXXXXX FCC ID: 2A7ZZ-STRD-00 PN: RSTRD02-100-AA10 SN: RSTRD02-XXXXXXX Page 1 of 1 Label Location

External Photos

Compliance Certification Services (Kunshan) Inc. Page: 1 of 4 External Photos for KSCR2603000421AT Compliance Certification Services (Kunshan) Inc. Page: 2 of 4 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Page: 3 of 4 Compliance Certification Services (Kunshan) Inc. Page: 4 of 4 - End of the Appendix -

Cover Letter(s)

Visir Inc. To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Visir Inc. 700 International Pkwy, Ste 102, Richardson, TX 75081 Regarding: Confidentiality Request regarding application for FCC ID: 2A7ZZ-STRD-00 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): Tao Huang Title: CEO Company Name: Visir Inc.

Cover Letter(s)

< Visir Inc.> Date: 2026-04-14 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: 2A7ZZ-STRD-00 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 Visir Inc. This authorization is valid until further written notice from the applicant. Name (Printed): Tao Huang Title: CEO Signature: On behalf of Company: Visir Inc. Telephone: 5109885580 500

Cover Letter(s)

RIX Current Date(日期): 2026/2/5 To: SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd. No. 588 West Jindu Road, Songjiang District, Shanghai, China. 201612 Dear Sir/Madam, Subject: Declaration about Identity of Products *WE Visir Inc. HEREBY DECLARED THAT 其它型号 Product Description (产品名称): THERMAL IMAGING MONOCULAR Model No. (型号): STRIDE ST3 Lite Manufacturer’s Name (生产商名称): Visir Inc. Manufacturer’s Address (生产商地址 ): 700 International Pkwy, Ste 102, Richardson, TX 75081 *Except that the below deviation, are identical with the original product as follows: Lens size and detector resolution Note: The definition of identical should be “electrically identical”. A device will be considered to be electrically identical if no changes are made to the devices’ schematics, board layouts, component layouts, chip sets, resistors and all other electrical aspects of the device are identical. 主型号 Model No. (型号): STRIDE ST6 Lite Manufacturer’s Name (生产商名称): Visir Inc. Manufacturer’s Address（生产商商地址 ): 700 International Pkwy, Ste 102, Richardson, TX 75081 Original Report No.（原始报告号 ): N/A Sincerely, Signature & Stamp (签字及盖章):

Attestation Statements

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 Visir Inc. Address 700 International Pkwy, Ste 102, Richardson, TX 75081 FRN 0032684243 Grantee Code 2A7ZZ FCC ID: 2A7ZZ-STRD-00 Authorized Contact Name Tao Huang Contact Phone 5109885580 500 Contact Email [email protected] Visir Inc. (“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: 2026-04-14 Print Name: Tao Huang Title: CEO *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Attestation Statements

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 Visir Inc. Address 700 International Pkwy, Ste 102, Richardson, TX 75081 FRN 0032684243 Grantee Code 2A7ZZ FCC ID: 2A7ZZ-STRD-00 Authorized Contact Name Tao Huang Contact Phone 5109885580 500 Contact Email [email protected] I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is …

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Contact Information

Applicant

Tao Huang

[email protected]Fax: 5555555555

Technical Contact

Visir Inc.Tao Huang

[email protected]

700 International Pkwy Ste 102 · Richardson, Texas, 75081 · United States

Test Firm

Compliance Certification Services (Kunshan) Inc.Jessica Chen

[email protected]

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.41 GHz - 2.46 GHz	24.00 mW

Confidentiality

Long Term

Grant Notes

Power Output listed is conducted. SAR compliance for portable use conditions has been evaluated as described in this filing. The antenna(s) used for this transmitter must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter evaluation procedures as documented in this filing. This device has 20 MHz bandwidth mode only. The highest reported SAR value for extremity exposure condition is 0.18W/kg.