2AJVH-LIRASMART WATCH

3PlusInternationalInc. 1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:Sep.25,25 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2AJVH-RECON 3PlusInternationalInc.(“theapplicant”)certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002ofreferencechapter, asanentityproducing“covered”communicationequipment.Theequipmentforwhichauthorizationis soughtisnot“covered”telecommunicationsequipmentandvideosurveillanceequipmentproducedby entitiesidentifiedontheCommission’sCoveredListthatprohibitedfromreceivinganequipment authorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, ApplicantSignature PrintedName:YauHwaChan Title:AccountExecutive Address:1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates Tel.:909-447-8369 Email:[email protected]

3PlusInternationalInc. 1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Sep.25,25 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:2AJVH-RECON ProductName:SMARTWATCH Thisletterservesasanattestationthattheequipmentidentifiedabove☐is/☒isnot(selectone)"covered" softwareasdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,as outlinedinFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, ApplicantSignature PrintedName:YauHwaChan Title:AccountExecutive Address:1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates Tel.:909-447-8369 Email:[email protected] 3PlusInternationalInc. 1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☑ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☑ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☑ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☑ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

3PlusInternationalInc. ApplicantasU.S.AgentLetterofAttestation Date:09-04-2025 To:FederalCommunicationsCommission 7435OaklandMillsRoad,Columbia,MD21046,USA Ref:AttestationStatement–Part2.911(d)(7)filing FCCID:2AJVH-LIRA 3PlusInternationalInc.(“theapplicant”)asrequiredbysection2.911(d)(7),willalsoserveasthe agentforserviceofprocessfortheabovereferencedFCCID.Theapplicantacknowledgesthat theywillmaintainanagentfornolessthanoneyearafterthegranteehasterminatedallmarketing andimportationortheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater.Theapplicantfurtheracknowledgestheirresponsibility toinformtheFCCwhenevertheagentinformationchanges. DesignatedU.S.AgentfromApplicantCompany CompanyName:3PlusInternationalInc. FRN:0025909045 ContactPerson:YauHwaChan Address:1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates Tel.:909-447-8369 Email:[email protected] Sincerelyyours, Signature PrintedName:YauHwaChan Title:AccountExecutive Email:[email protected]

3PlusInternationalInc. 1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates 09.08.2025 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2AJVH-RECON PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestpermanent confidentialtreatmentoftheexhibitsaccompanyingthiscertificationapplicationasoutlinedbelow:  BlockDiagram Schematics  OperationalDescription Theaboveexhibitscontaintradesecretsand/orproprietaryinformationthatarenotpubliclyavailableand materialsthattheApplicanthasspentconsiderableeffortsindeveloping.Publicdisclosureofthesemay beharmfultotheApplicantandgiveanunfairadvantagetocompetitorsonthemarket. PursuanttoDA04-1705,theapplicantalsorequeststemporaryconfidentialtreatmentoftheexhibits outlinedbelowforaperiodof(180)daysfromthedateofequipmentauthorizationandpriortomarketing intheUnitedStatestopreventtheprematurereleaseofanysensitiveinformation.Applicantisawareof theirresponsibilitytonotifyDERYCOMintheeventinformationregardingtheproductortheproductis madeavailabletothepublicbeforetherequestedperiodhasexpired. UserManual  InternalPhotos ExternalPhotos  TestSetupPhotos Sincerely, (Signature) PrintedName:YauHwaChan Title:AccountExecutive Address:1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates Tel.:909-447-8369 Email:[email protected]

3PlusInternationalInc. 1502FoothillBlvdSuite103-260,LaVerne,California91750,UnitedStates (09.08.2025) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2AJVH-RECON I,theundersigned,herebyauthorize(SHENZHENTONGCETESTINGLAB)toactonourbehalfinall mattersrelatingtothisapplicationforequipmentcertification. Anyactcarriedoutby(SHENZHENTONGCETESTINGLAB)shallhavethesameeffectasourownand Iacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsofcertification,as specifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswith(3PlusInternationalInc.). WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, (Signature) Name:YauHwaChan Title:AccountExecutive Tel.:909-447-8369 Fax:909-447-8366 Email:[email protected]

3Plus International Inc. 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Statement Prod uct: SMART WATCH Model: RECON Additional Model: RECON+, Recon, Recon+, 3PLUS RECON, 3PLUS RECON+, 3Plus Recon, 3Plus Recon+ Trademark: FCC ID：2AJVH-RECON We hereby state that RECON is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names and appearance color. So the test data of RECON can represent the remaining models. Your assistance on this matter is highly appreciated. Yours sincerely, Signature: Date: 2025/09/08 Name: Yau Hwa Chan Company Name: 3Plus International Inc. Address: 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Tel / Fax: 909-447-8369/909-447-8366 E-Mail: [email protected]

Label Artwork and Location Model: RECON Label and Size: Location 42.70 mm 31.15 mm 24 .18 m m

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AJVH-LIRA Test Report No. ............... : TCT250821E026 Date of issue ................... : Sep. 03, 2025 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory, Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Manufacturer's name ... : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Standard(s) ..................... : KDB 447498 D01 General RF Exposure Guidance v06 Product Name ................. : SMART WATCH Trade Mark ...................... : Model/Type reference..... : LIRA, LIRA+, Lira, Lira+, 3PLUS LIRA, 3PLUS LIRA+, 3Plus Lira, 3Plus Lira+ Rating(s).......................... : Rechargeable Li-ion Battery DC 3.8V Date of receipt of test item ......................................... : Aug. 21, 2025 Date (s) of performance of test ................................... : Aug. 21, 2025 ~ Sep. 03, 2025 Tested by (+signature) ... : Ronaldo LUO Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT250821E026 Page 2 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 2. General Information ................................................................................. 4 2.1. Test environment and mode ................................................................................. 4 2.2. Description of Support Units ................................................................................ 4 3. Facilities and Accreditations .................................................................. 5 3.1. Facilities ................................................................................................................. 5 3.2. Location ................................................................................................................. 5 4. Test Results and Measurement Data ..................................................... 6 Report No.: TCT250821E026 Page 3 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : SMART WATCH Model/Type reference........... : LIRA Sample Number....................: TCT250821E018-0101 Operation Frequency ........... : 2402MHz~2480MHz Modulation Type ................... : For BT: GFSK, π/4-DQPSK, 8DPSK For BLE: GFSK Antenna Type ........................ : Internal Antenna Antenna Gain ........................ : -1dBi Rating(s)................................ : Rechargeable Li-ion Battery DC 3.8V Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list No. Model No. Tested with 1 LIRA Other models LIRA+, Lira, Lira+, 3PLUS LIRA, 3PLUS LIRA+, 3Plus Lira, 3Plus Lira+ Note: LIRA is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names and appearance color. So the test data of LIRA can represent the remaining models. Report No.: TCT250821E026 Page 4 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 2. General Information 2.1. Test environment and mode Item Normal condition Temperature +25ºC Voltage DC 3.8V Humidity 56% Atmospheric Pressure: 1008 mbar Test Mode: Engineering mode: Keep the EUT in continuous transmitting by select channel 2.2. Description of Support Units The EUT has been tested as an independent unit together with other necessary accessories or support units. The following support units or accessories were used to form a representative test configuration during the tests. Equipment Model No. Serial No. FCC ID Trade Name / / / / / Note: 1. All the equipment/cables were placed in the worst-case configuration to maximize the emission during the test. 2. Grounding was established in accordance with the manufacturer’s requirements and conditions for the intended use. 3. For conducted measurements (Output Power, 20dB Occupied Bandwidth, Carrier Frequencies Separation, Hopping Channel Number, Dwell Time, Spurious Emissions), the antenna of EUT is connected to the test equipment via temporary antenna connector, the antenna connector is soldered on the antenna port of EUT, and the temporary antenna connector is listed in the Test Instruments. Report No.: TCT250821E026 Page 5 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 3. Facilities and Accreditations 3.1. Facilities The test facility is recognized, certified, or accredited by the following organizations: ● FCC - Registration No.: 645098 SHENZHEN TONGCE TESTING LAB Designation Number: CN1205 The testing lab has been registered and fully described in a report with the (FCC) Federal Communications Commis…

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Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AJVH-RECON Test Report No. ............... : TCT250821E021 Date of issue ................... : Sep. 08, 2025 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory, Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Manufacturer's name ... : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Standard(s) ..................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 FCC KDB 558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10:2020 Product Name ................. : SMART WATCH Trade Mark ...................... : Model/Type reference..... : RECON, RECON+, Recon, Recon+, 3PLUS RECON, 3PLUS RECON+, 3Plus Recon, 3Plus Recon+ Rating(s).......................... : Rechargeable Li-ion Battery DC 3.8V Date of receipt of test item ......................................... : Aug. 21, 2025 Date (s) of performance of test ................................... : Aug. 21, 2025 ~ Sep. 08, 2025 Tested by (+signature) ... : Aaron MO Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT250821E021 Page 2 of 87 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 1.3. Operation Frequency ............................................................................................ 3 2. Test Result Summary .............................................................................. 5 3. General Information ................................................................................. 6 3.1. Test environment and mode ................................................................................. 6 3.2. Description of Support Units ................................................................................ 6 4. Facilities and Accreditations .................................................................. 7 4.1. Facilities ................................................................................................................. 7 4.2. Location ................................................................................................................. 7 5. Measurement Uncertainty ....................................................................... 7 6. Test Results and Measurement Data ..................................................... 8 6.1. Antenna requirement ............................................................................................ 8 6.2. Conducted Emission ............................................................................................. 9 6.3. Conducted Output Power ................................................................................... 13 6.4. 20dB Occupy Bandwidth .................................................................................... 14 6.5. Carrier Frequencies Separation ......................................................................... 15 6.6. Hopping Channel Number .................................................................................. 16 6.7. Dwell Time ............................................................................................................ 17 6.8. Pseudorandom Frequency Hopping Sequence ................................................ 18 6.9. Conducted Band Edge Measurement ................................................................ 19 6.10.Conducted Spurious Emission Measurement .................................................. 20 6.11.Radiated Spurious Emission Measurement ..................................................... 21 Appendix A: Test Result of Conducted Test Appendix B: Photographs of Test Setup Appendix C: Photographs of EUT Report No.: TCT250821E021 Page 3 of 87 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : SMART WATCH Model/Type reference........... : RECON Sample Number....................: TCT250821E021-0101 Bluetooth Version ................ : V5.3 (This report is for BDR+EDR) Operation Frequency ........... : 2402MHz~2480MHz Transfer Rate ........................ : 1/2/3 Mbits/s Number of Channel .............. : 79 Modulation Type ................... : GFSK, π/4-DQPSK, 8DPSK Modulation Technology ....... : FHSS Antenna Type ........................ : Internal Antenna Antenna Gain ........................ : -4.8dBi Rating(s)................................ : Rechargeable Li-ion Battery DC 3.8V Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list No. Model No. Tested with 1 RECON Other models RECON+, Recon, Recon+, 3PLUS RECON, 3PLUS RECON+, 3Plus Recon, 3Plus Recon+ Note: RECON is tested model, other models are derivative models. The…

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DM56 Antenna Report Project name DM56 RF Engineer Zeng Xxianghao Project phase TEL15112352038 TimeReport version Primary coverage 2024-05-09V1.0Antenna preliminary commissioning report 1.This attachment contains the confidential information of Yusheng Company, which is only sent to the individuals or groups listed above 2.Any other person is prohibited from using it in any form (including, but not limited to, divulging, copying, or distributing in whole or in part). Antenna Report Report main contentAntenna preliminary commissioning report S11 parameters of antenna without power Darkroom test environment Test situation of antenna efficiency parameter Arm test results frequency point gain(dBi) productivene ss （dB） productivene ss （dB） Freq(MHz)Gain(dBi) Efficiency(dB)Efficiency(%) 1150-13.6-15.72.7 1155-13.4-15.13.1 1160-13.3-14.63.5 1165-13.1-14.43.6 1170-13.3-14.73.4 1175-13.4-15.13.1 1180-13.5-15.52.8 Antenna Report Arm test results frequency point gain(dBi) productivene ss （dB） productivene ss （dB） Freq(MHz)Gain(dBi) Efficiency(dB)Efficiency(%) 1505-6.8-11.57.1 1515-6.4-11.47.3 1525-6.2-11.37.4 1535-6.1-11.37.5 1545-5.9-11.27.6 1555-5.6-11.17.8 1565-5.5-11.17.9 1575-5.4-10.88.4 1585-5.6-10.98.2 1595-5.2-10.98.1 1605-5.4-11.0 7.9 1615-5.8-11.17.8 1625-6.1-11.27.7 2400-4.8-13.34.6 2420-4.9-13.54.5 2440-5.2-13.74.2 2460-5.5-14.0 3.9 2480-6.0 -14.43.6 2500-6.2-14.43.5 Antenna pattern Antenna Report Antenna environment treatment Attach shrapnel here, and attach 1pF capacitor at It turns out that the parallel capacitor is removed and the series inductor is changed to a 0 ohm C68 is empty, L7 is 0 ohm resistor C70 is empty This is a parallel empty Here the series is changed to 0 ohms Change the parallel position to empty and Antenna Report 实测搜星 Mainboard conduction The signal of the proposed receiver is 130dBm, the loss of coaxial line is 1dBm, and the CN value of l1 signal is 41 Other excess shrapnel is removed and matched positions are The screen is covered with conductive cloth for shielding treatment. At this grounding point, the position of high temperature insulation glue should be reserved more Connect the conductive sponge The speaker is grounded. Note that the high temperature insulating glue should be used at the place where components are Antenna Report Antenna specifications Field survey search stars Antenna Report Running, hanging down, upward position, running and hanging down posture field test effect will be better