2BFJU-TP-BTTP-BT Optical Probe

-TES PRO CORP. - Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7 435 Oakland Mills Road Columbia, MD 21046 3/8/24 �nation TESPRO CORP. acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: [2BFJU-TP-BT]): Name and company of U.S. agent: Linkwld LLC Physical U.S. address of agent: 1942 Broadway St. STE 314C, Boulder, CO, 80302, US FRN of U.S . agent: 0033625682 E mail address of U.S. agent: [email protected] L inkwld LLC acknowledges their obligation to accept service of process on behalf of TESPRO CORP.. TESPRO CORP. with the FRN [0035066414] accepts its obligation to maintain an agent for service of process in t he 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 l ater. By signing this form, we confirm the above and that we are aware of the applica tion requirements listed un der§ 2.911(d)(7). Sincerely, 寸OA ' fl,(L)(P)I Ifl: - lll:llly - Sfl [ppoE] - 8寸 Signature [Name] GUO XINWEI [Title] VICE PRESIDENT [Company] TESPRO CORP. 飞士 多 巳 Signature [Name of U.S. agent] Timothy Zhu [Title of U.S. agent] Manager [Company of U.S. agent] Linkwld LLC The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 DOI. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB.

-TESPROCORP.- TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 3/28/24 Towhomitmayconcern: We,[TESPROCORP.],herebycertifythattheequipmentforwhichauthorizationissought(FCCID: [2BFJU-TP-BT])isnot“covered”equipmentprohibitedfromreceivinganequipmentauthorization pursuantto§2.903oftheFCCrules. Wealsocertifythat,asofthedateofthefilingoftheapplication,wearenotidentifiedontheCovered List(https://www.fcc.gov/supplychain/coveredlist)asanentityproducing“covered”equipment. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(b)and(d)(5)and(6). Sincerely, Signature [XINWEIGUO] [VICEPRESIDENT] [TESPROCORP.] 6 2 _ [ m o d e l ] C o v e r e d E q u _ 2 . 9 1 1 ( d ) ( 5 ) ( i ) a n d ( i i ) - U , V 0 2

ProjectNo.:18220WC400342Page 1 of 5 AppendixII--ExternalPhotograph TP-BTIEC62056-21TP-BTANSIC12.18 ProjectNo.:18220WC400342Page 2 of 5 ProjectNo.:18220WC400342Page 3 of 5 ProjectNo.:18220WC400342Page 4 of 5 ProjectNo.:18220WC400342Page 5 of 5

LabelLocationOnEUT Label FCCID:2BFJU-TP-BT

ProjectNo.:18220WC400342Page 1 of 4 AppendixIII--InternalPhotograph ProjectNo.:18220WC400342Page 2 of 4 ProjectNo.:18220WC400342Page 3 of 4 ProjectNo.:18220WC400342Page 4 of 4 ANT

RFEXPOSUREEVALUATION FCCID:2BFJU-TP-BT AccordingtoKDB447498D01MobileandPortableDevicesRFExposureProcedures andEquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) Radiationasspecifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 24023.403.40 ±1 4.4050.8543 GFSK24413.813.81±14.8150.9463 24803.913.91±14.9150.9763 24024.154.15 ±1 5.1551.0153 π/4-DQPSK24414.534.53±15.5351.1163 24804.634.63±15.6351.1513 24024.634.63 ±1 5.6351.1333 8DPSK24414.954.95±15.9551.2303 24805.005.00±16.0051.2543 Result:NoStandaloneSARtestisrequired.

Page1of52 AppendixTestData ReportNo.:18220WC40034201TestSampleNo.:1-2-2 StartTestDate:2024.2.27FinishTestDate:2024.2.27 TestEngineer:Auditor: Temperature:25.3 °C RelativeHumidity:48% Pressure:101kPa AppendixA:20dBEmissionBandwidth TestResult TestModeAntennaFrequency[MHz] 20db EBW[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24021.0382401.4992402.537------ 24411.0322440.4992441.531------ 24801.0322479.5082480.540------ 2DH5Ant1 24021.3562401.3492402.705------ 24411.3322440.3582441.690------ 24801.3052479.3822480.687------ 3DH5Ant1 24021.3142401.3672402.681------ 24411.3562440.3372441.693------ 24801.2962479.3732480.669------ Page2of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page3of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page4of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page5of52 3DH5_Ant1_2480 Page6of52 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaFrequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24020.895652401.57132402.4669------ 24410.926672440.55452441.4812------ 24800.939722479.55152480.4912------ 2DH5Ant1 24021.20242401.42592402.6283------ 24411.20842440.42382441.6322------ 24801.23452479.41452480.6490------ 3DH5Ant1 24021.21412401.40942402.6235------ 24411.21392440.41292441.6268------ 24801.22702479.40572480.6327------ Page7of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page8of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page9of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page10of52 3DH5_Ant1_2480 Page11of52 AppendixC:Maximumconductedoutputpower TestResultPeak TestModeAntennaFrequency[MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict DH5Ant1 24023.40≤20.97PASS 24413.81≤20.97PASS 24803.91≤20.97PASS 2DH5Ant1 24024.15≤20.97PASS 24414.53≤20.97PASS 24804.63≤20.97PASS 3DH5Ant1 24024.63≤20.97PASS 24414.95≤20.97PASS 24805.00≤20.97PASS Page12of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page13of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page14of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page15of52 3DH5_Ant1_2480 Page16of52 AppendixD:Carrierfrequencyseparation TestResult TestModeAntennaFrequency[MHz]Result[MHz]Limit[MHz]Verdict DH5Ant1Hop1.304≥1.038PASS 2DH5Ant1Hop1.008≥0.904PASS 3DH5Ant1Hop1.062≥0.904PASS Page17of52 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page18of52 Page19of52 AppendixE:Timeofoccupancy TestResult TestModeAntennaFrequency[MHz] BurstWidth [ms] TotalHops [Num] Result[s]Limit[s]Verdict DH1Ant1Hop0.3743150.118≤0.4PASS DH3Ant1Hop1.6301590.259≤0.4PASS DH5Ant1Hop2.8781110.319≤0.4PASS 2DH1Ant1Hop0.3843150.121≤0.4PASS 2DH3Ant1Hop1.6371660.272≤0.4PASS 2DH5Ant1Hop2.8841070.309≤0.4PASS 3DH1Ant1Hop0.3853170.122≤0.4PASS 3DH3Ant1Hop1.6351500.245≤0.4PASS 3DH5Ant1Hop2.8871040.3≤0.4PASS Page20of52 TestGraphs DH1_Ant1_Hop DH3_Ant1_Hop Page21of52 DH5_Ant1_Hop Page22of52 2DH1_Ant1_Hop 2DH3_Ant1_Hop Page23of52 2DH5_Ant1_Hop Page24of52 3DH1_Ant1_Hop 3DH3_Ant1_Hop Page25of52 3DH5_Ant1_Hop Page26of52 Page27of52 AppendixF:Numberofhoppingchannels TestResult TestModeAntennaFrequency[MHz]Result[Num]Limit[Num]Verdict DH5Ant1Hop79≥15PASS 2DH5Ant1Hop79≥15PASS 3DH5Ant1Hop79≥15PASS Page28of52 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page29of52 Page30of52 AppendixG:Bandedgemeasurements TestResult TestModeAntennaChNameFrequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 Low24023.21-51.13≤-16.79PASS High24803.67-50.96≤-16.33PASS LowHop_24023.15-51.44≤-16.85PASS HighHop_24803.27-50.96≤-16.73PASS 2DH5Ant1 Low24022.35-49.52≤-17.65PASS High24801.91-50.45≤-18.09PASS LowHop_24020.62-49.95≤-19.38PASS HighHop_24803.16-51.66≤-16.84PASS 3DH5Ant1 Low24022.13-50.89≤-17.87PASS High24803.58-50.72≤-16.42PASS LowHop_24021.68-52.26≤-18.32PASS HighHop_24802.77-51.35≤-17.24PASS Page31of52 TestGraphs DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 Page32of52 DH5_Ant1_High_Hop_2480 2DH5_Ant1_Low_2402 Page33of52 2DH5_Ant1_High_2480 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 Page34of52 3DH5_Ant1_Low_2402 3DH5_Ant1_High_2480 Page35of52 3DH5_Ant1_Low_Hop_2402 3DH5_Ant1_High_Hop_2480 Page36of52 AppendixH:ConductedSpuriousEmission TestResult TestModeAntennaFrequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 2402 Reference2.552.55---PASS 30~10002.55-67.65≤-17.45PASS 1000~265002.55-46.91≤-17.45PASS 2441 Reference3.033.03---PASS 30~10003.03-68.24≤-16.97PASS 1000~265003.03-44.62≤-16.97PASS 2480 Reference3.273.27---PASS 30~10003.27-69.05≤-16.73PASS 1000~265003.27-46.49≤-16.73PASS 2DH5Ant1 2402 Reference-1.09-1.09---PASS 30~1000-1.09-68.83≤-21.09PASS 1000~26500-1.09-49.95≤-21.09PASS 2441 Reference2.962.96---PASS 30~10002.96-68.31≤-17.04PASS 1000~265002.96-47.59≤-17.04PASS 2480 Reference-0.29-0.29---PASS 30~1000-0.29-67.28≤-20.29PASS 1000~26500-0.29-47.32≤-20.29PASS 3DH5Ant1 2402 Reference2.642.64---PASS 30~10002.64-67.95≤-17.36PASS 1000~265002.64-48.56≤-17.36PASS 2441 Reference3.213.21---PASS 30~10003.21-68.63≤-16.79PASS 1000~265003.21-45.4≤-16.79PASS 2480 Reference3.353.35---PASS 30~10003.35-69.06≤-16.65PASS 1000~265003.35-44.66≤-16.65PASS Page37of52 TestGraphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Page38of52 DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 Page39of52 DH5_Ant1_2441_1000~26500 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 Page40of52 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference Page41of52 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 2DH5_Ant1_2441_0~Reference Page42of52 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 Page43of52 2DH5_Ant1_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Page44of52 3DH5_Ant1_2402_0~Reference 3DH5_Ant1_2402_30~1000 Page45of52 3DH5_Ant1_2402_1000~26500 3DH5_Ant1_2441_0~Reference 3DH5_Ant1_2441_30~1000 Page46of52 3DH5_Ant1_2441_1000~26500 3DH5_Ant1_2480_0~Reference Page47of52 3DH5_Ant1_2480_30~1000 3DH5_Ant1_2480_1000~26500 Page48of52 AppendixI:DutyCycle TestResult TestModeAntennaFrequency[MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] DH5Ant1 24022.883.7477.011.13 24412…

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ReportNo.:18220WC40034201FCCID:2BFJU-TP-BTPage1of40 FCCTestReport Applicant:TESPROCORP. Address: 25REDOAKDRIVE,RICHMONDHILL, ONTARIO,L4B1V5,CANADA ProductName:TP-BTOpticalProbe ReportDate:Mar.19,2024 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC40034201FCCID:2BFJU-TP-BTPage2of40 Contents 1.GeneralInformation.................................................................................................................................6 1.1.ClientInformation...........................................................................................................................6 1.2.DescriptionofDevice(EUT)..........................................................................................................6 1.3.AuxiliaryEquipmentUsedDuringTest..........................................................................................7 1.4.Operationchannellist....................................................................................................................7 1.5.DescriptionofTestModes.............................................................................................................8 1.6.MeasurementUncertainty.............................................................................................................8 1.7.TestSummary................................................................................................................................9 1.8.DescriptionofTestFacility...........................................................................................................10 1.9.Disclaimer....................................................................................................................................10 1.10.TestEquipmentList....................................................................................................................11 2.Antennarequirement..............................................................................................................................13 2.1.Conclusion...................................................................................................................................13 3.ConductedEmissionatACpowerline..................................................................................................14 3.1.EUTOperation.............................................................................................................................14 3.2.TestSetup....................................................................................................................................14 3.3.TestData......................................................................................................................................15 4.OccupiedBandwidth..............................................................................................................................17 4.1.EUTOperation.............................................................................................................................18 4.2.TestSetup....................................................................................................................................18 4.3.TestData......................................................................................................................................18 5.MaximumConductedOutputPower......................................................................................................19 5.1.EUTOperation.............................................................................................................................19 5.2.TestSetup....................................................................................................................................20 5.3.TestData......................................................................................................................................20 6.ChannelSeparation...............................................................................................................................21 6.1.EUTOperation.............................................................................................................................21 6.2.TestSetup....................................................................................................................................21 6.3.TestData......................................................................................................................................21 7.NumberofHoppingFrequencies...........................................................................................................22 7.1.EUTOperation.............................................................................................................................22 7.2.TestSetup....................................................................................................................................23 7.3.TestData......................................................................................................................................23 8.DwellTime..............................................................................................................................................24 8.1.EUTOperation.............................................................................................................................25 8.2.TestSetup....................................................................................................................................25 8.3.TestData......................................................................................................................................25 9.Emissionsinnon-restrictedfrequencybands.......................................................................................26 9.1.EUTOperation.............................................................................................................................27 9.2.TestSetup........................................................…

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version01 TESPROCORP. DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:TP-BTIEC62056-21,TP-BTANSIC12.18 FCCID:2BFJU-TP-BT fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsfor internal antennatype(s) describedbelow: ModelNo.ofantenna:2.4GANT Typeofantenna:PCBAntenna Gainoftheantenna:-0.58dBi Frequencyrange:2400~2500MHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:TESPROCORP. Address:25REDOAKDRIVE,RICHMONDHILL,ONTARIO,L4B1V5,CANADA City:RICHMONDHILL ZIP/Postalcode:/ Country:Canada Place:Date:3/28/2024 Signature: