2BBBR-COBD-EVOCARISTA EVO

User Manual Model: COBD-EVO Contents Using the Carista EVO adapter........................2 Using the Carista app............................................2 Safety Information...................................................3 Product Specifications..........................................5 Correct Disposal........................................................6 Compliance..................................................................6 Additional Information.......................................10 1 Using the Carista EVO adapter •Plug the Carista EVO adapter firmly into your car’s OBD port and turn the ignition on. •The OBD port is usually located under the dashboard, beneath the steering wheel. •Other possible locations include: passenger’s side footwell; hidden behind a recessed panel in your center console; in the armrest or glovebox. •Once the Carista EVO adapter is plugged in, you will see a blue light that indicates it is plugged in correctly. •Turn on Bluetooth on your phone or tablet, open an app, and connect to it. Using the Carista app •Once you have your OBD adapter plugged in and the ignition on, turn on 2 Bluetooth on your phone or tablet and open the Carista app. •Sign in or register a new Carista account (it’s free). •Press “Connect” and when prompted for the type of adapter that you’re using, pick “Carista”. •Choose from the list of available features for your car and upgrade your driving experience. Safety Information Please read and understand all safety information before using the product to ensure safe and proper use. Follow all instructions. You can review more safety information at: https://carista.com/ adapter-safety WARNING⚠️ •Do not connect or disconnect test 3 equipment while the ignition is on or the engine is running. •Before starting the engine, put the gear lever in the Neutral position (for manual transmission) or in the Park (for automatic transmission) position to avoid injury. •NEVER smoke or allow a spark or flame near the battery or engine. Do not operate the tool in explosive atmospheres, such as in the presence of flammable liquids, gasses, or heavy dust. •Keep a fire extinguisher suitable for gasoline/chemical/electrical fires nearby. •Keep the tool dry, clean, and free from oil, water, or grease. •Keep clothing, hair, hands, tools, test equipment, etc. away from all moving or hot engine parts. •Store the tool and accessories in a locked area out of the reach of children. •Do not use the tool while standing in 4 water. •Do not disconnect the battery or any wiring cables in the vehicle when the ignition switch is on. •Do not attempt to install, reconfigure or remove the device from a vehicle while the vehicle is in motion or otherwise in operation. Product Specifications Frequency Spectrum: 2.402 GHz to 2.480 GHz Receive Sensitivity: -93 dBm (BR/EDR), -93 dBm (LE) Class 1.5 Output Power (10 dBm typical) Adapter Voltage Range: 12V Operating Current: 25 mA Adapter Operating Temperature: -20ºC to +60ºC 5 Correct Disposal Do not dispose of electric equipment, accessories and packaging together with household waste material. The symbols on the device, the accessories, or the packaging indicate that this device shall not be treated as unsorted municipal waste, but shall be collected separately. The packaging is made of PAP (cartoon) and PS (plastic). Compliance The CE mark on the product indicates that the product complies with the requirements of the relevant European health, safety, and environmental protection legislation. Simplified Declaration of Conformity Hereby, Prizmos Ltd. declares that the 6 radio equipment type Carista COBD-EVO is in compliance with Directive 2014/53/EU. The full text of the EU Declaration of Conformity is available at the following internet address: https://carista.com/evo-compliance FCC compliance statement Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a 7 Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: •Reorient or relocate the receiving antenna. 8 •Increase the separation between the equipment and receiver. •Connect the equipment to an outlet on a circuit different from that to which the receiver is connected. •Consult the dealer or an experienced radio/TV technician for help. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator and your body. Other product certificates •UL Safety certificate •EMC Automotive certificate •Specific Absorption Rate (SAR) certificate 9 •UKCA •MIC-JRL •ACMA Additional Information You can find the complete user guide and compliance information at: https://carista.com/evo- user-guide 10

ReportNo.:EED32P81220501Page 31 of 43 10PHOTOGRAPHSOFEUTConstructionalDetails ViewofProduct-1 ViewofProduct-2 ReportNo.:EED32P81220501Page 32 of 43 ViewofProduct-3 ViewofProduct-4 ReportNo.:EED32P81220501Page 33 of 43 ViewofProduct-5 ViewofProduct-6 ReportNo.:EED32P81220501Page 34 of 43 ViewofProduct-7 ViewofProduct-8 ReportNo.:EED32P81220501Page 35 of 43 ViewofProduct-9 ViewofProduct-10 ReportNo.:EED32P81220501Page 36 of 43 ViewofProduct-11 ViewofProduct-12 ReportNo.:EED32P81220501Page 37 of 43 ViewofProduct-13 ViewofProduct-14

ReportNo.:EED32P81220501Page 37 of 43 ViewofProduct-13 ViewofProduct-14 ReportNo.:EED32P81220501Page 38 of 43 ViewofProduct-15 ViewofProduct-16 ReportNo.:EED32P81220501Page 39 of 43 ViewofProduct-17 ViewofProduct-18 ReportNo.:EED32P81220501Page 40 of 43 ViewofProduct-19 ViewofProduct-20 ReportNo.:EED32P81220501Page 41 of 43 ViewofProduct-21 ViewofProduct-22 ReportNo.:EED32P81220501Page 42 of 43 ViewofProduct-23 ViewofProduct-24 ReportNo.:EED32P81220501Page 43 of 43 ViewofProduct-25 Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthis reportreferonlytothesample(s)tested.WithoutwrittenapprovalofCTI,thisreportcan’tbereproduced exceptinfull. ***EndofReport***

ReportNo.:EED32P81220503Page1of7 1COVERPAGE RFExposureEvaluationReport Product:CARISTAEVO Trademark:CARISTA Model/Typereference:COBD-EVO SerialNumber:N/A ReportNumber:EED32P81220503 FCCID: 2BBBR-COBD-EVO DateofIssue:Sep.18,2023 TestStandards: 47CFRPart1.1307 47CFRPart1.1310 47CFRPart2.1091 47CFRPart2.1093 447498D04InterimGeneralRF ExposureGuidancev01 Testresult:PASS Preparedfor: PrizmosLtd. Mladost4,bl.438,vh.2,apt.6,Sofia1715,Bulgaria Preparedby : CentreTestingInternationalGroupCo.,Ltd. HongweiIndustrialZone,Bao’an70District, Shenzhen,Guangdong,China TEL:+86-755-33683668 FAX:+86-755-33683385 Compiledby:Reviewedby: MarkChenTomChen Approvedby:Date:Sep.18,2023 AaronMa CheckNo.:4348260723 ReportNo.:EED32P81220503Page2of7 2Version VersionNo.DateDescription 00Sep.18,2023Original ReportNo.:EED32P81220503Page3of7 3Contents Page 1COVERPAGE....................................................................................................................................................................1 2VERSION............................................................................................................................................................................2 3CONTENTS........................................................................................................................................................................3 4GENERALINFORMATION..............................................................................................................................................4 4.1C LIENT I NFORMATION ...................................................................................................................................................4 4.2G ENERAL D ESCRIPTIONOF EUT...................................................................................................................................4 4.3P RODUCT S PECIFICATIONSUBJECTIVETOTHISSTANDARD ...........................................................................................4 4.4T EST L OCATION .............................................................................................................................................................5 4.5D EVIATIONFROM S TANDARDS ......................................................................................................................................5 4.6A BNORMALITIESFROM S TANDARD C ONDITIONS ..........................................................................................................5 4.7O THER I NFORMATION R EQUESTEDBYTHE C USTOMER ................................................................................................5 5SAREVALUATION...........................................................................................................................................................6 5.1RFE XPOSURE C OMPLIANCE R EQUIREMENT .................................................................................................................6 5.1.1Limits....................................................................................................................................................................6 5.1.2TestProcedure....................................................................................................................................................6 5.1.3EUTRFExposureEvaluation..........................................................................................................................7 ReportNo.:EED32P81220503Page4of7 4GeneralInformation 4.1ClientInformation Applicant: PrizmosLtd. AddressofApplicant: Mladost4,bl.438,vh.2,apt.6,Sofia1715,Bulgaria Manufacturer: ShenzhenCheboTongTechnologyCo.,LTD AddressofManufacturer: 5C,5thFloor,Building2,PeninsulaChengbangGardenPhaseII,JinshijiRoad, Dongjiaotou,ShekouStreet,NanshanDistrict,Shenzhen Factory: ShenzhenCheboTongTechnologyCo.,LTD AddressofFactory: 5C,5thFloor,Building2,PeninsulaChengbangGardenPhaseII,JinshijiRoad, Dongjiaotou,ShekouStreet,NanshanDistrict,Shenzhen 4.2GeneralDescriptionofEUT ProductName:CARISTAEVO ModelNo.(EUT): COBD-EVO TradeMark: CARISTA 4.3 ProductSpecificationsubjectivetothisstandard FrequencyRange: 2420MHzto2480MHz ModulationType: BLE:GFSK BT:GFSK,π/4DQPSK,8DPSK TestPowerGrade: Default TestSoftwareofEUT: HCITesterTool_TI AntennaType: PCBAntenna AntennaGain: -1.24dBi PowerSupply: DC12V TestVoltage: DC12V SampleReceivedDate: Aug.07,2023 SampletestedDate: Aug.07,2023toAug.13,2023 CompanyNameandAddressshownonReport,thesample(s)andsampleInformationwas/wereprovided bytheapplicantwhoshouldberesponsiblefortheauthenticitywhichCTIhasn’tverified. ReportNo.:EED32P81220503Page5of7 4.4TestLocation Alltestswereperformedat: CentreTestingInternationalGroupCo.,Ltd BuildingC,HongweiIndustrialParkBlock70,Bao'anDistrict,Shenzhen,China Telephone:+86(0)75533683668Fax:+86(0)75533683385 Notestsweresub-contracted. FCCDesignationNo.:CN1164 4.5DeviationfromStandards None. 4.6AbnormalitiesfromStandardConditions None. 4.7OtherInformationRequestedbytheCustomer None. ReportNo.:EED32P81220503Page6of7 5SAREvaluation 5.1RFExposureComplianceRequirement 5.1.1Limits TheSAR-basedexemptionformulaof§1.1307(b)(3)(i)(B),repeatedhereasFormula(B.2),appliesfor singlefixed,mobile,andportableRFsourceswithavailablemaximumtime-averagedpoweroreffective radiatedpower(ERP),whicheverisgreater,oflessthanorequaltothethresholdPth(mW). Thismethodshallonlybeusedatseparationdistancesfrom0.5cmto40cmandatfrequenciesfrom 0.3GHzto6GHz(inclusive).PthisgivenbyFormula andfisinGHz,distheseparationdistance(cm),andERP20cmisperFormula(B.1). The1mWBlanketExemptionof§1.1307(b)(3)(i)(A)appliesforsinglefixed,mobile,andportableRF sourceswithavailablemaximumtime-averagedpowerofnomorethan1mW,regardlessofseparation distance. 5.1.2TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleandhighest channelindividually. ReportNo.:EED32P81220503Page7of7 5.1.3EUTRFExposureEvaluation ForStandalone: ForBLE Frequency (MHz) Max. Conducted Output po…

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Shenzhen Chebotong Technology Co., Ltd. Bluetooth antenna of PCB on-board specification 1，Index Item Content Pag e Remark 1 Index 1 2 Spec Drawing 2 3 Specification 2 4 Antenna structure 2 5 Return Loss 3 6 Radiation Pattern 3 Document Type: 2.4GHZ coil antenna Document Version: V2.0 Release Date: September 25，2021 Shenzhen Chebotong Technology Co., Ltd. Web: https://www.vgatemall.com/ Shenzhen Chebotong Technology Co., Ltd. 2，Spec Drawing 3，Specification Electrical Characteristics Frequency 2400 ~ 2500 MHz S.W.R. <=2.0 Gain -2.0 dBi Efficiency ~ 26% Polarization Linear Impedance 50 Ohm Environmental Operation Temperature - 40°C ~ + 85°C Storage Temperature - 40°C ~ + 105°C 4， Antenna structure Shenzhen Chebotong Technology Co., Ltd. 5, Return Loss 6, Radiation Pattern Radiation Pattern and Gain were dependent on measurement board design. The specification of coil antenna was measur ed based on the PCB size and installation position as shown in the below figure Test Board. Shenzhen Chebotong Technology Co., Ltd. Total Theta X-Y-Plane Average Gain= -5.1 dBi Z-Y-Plane Average Gain= -6.31 dBi Z-X-Plane Average Gain= -7.31 dBi Shenzhen Chebotong Technology Co., Ltd. Gain-Plane Efficiency-Plane

ReportNo.:EED32P81220501Page1of24 Appendix:BluetoothLE ReportNo.:EED32P81220501Page2of24 Contents Contents.....................................................................................................................................................................................................2 DutyCycle..................................................................................................................................................................................................3 MaximumPeakConductedOutputPower..................................................................................................................................................6 -6dBBandwidth..........................................................................................................................................................................................9 OccupiedChannelBandwidth..................................................................................................................................................................12 MaximumPowerSpectralDensityLevel..................................................................................................................................................15 BandEdge................................................................................................................................................................................................18 ConductedRFSpuriousEmission............................................................................................................................................................21 ReportNo.:EED32P81220501Page3of24 DutyCycle ConditionModeFrequency(MHz)AntennaDutyCycle(%)CorrectionFactor(dB)1/T(kHz) NVNTBLE1M2402Ant165.281.852.45 NVNTBLE1M2440Ant165.121.862.46 NVNTBLE1M2480Ant165.281.852.45 ReportNo.:EED32P81220501Page4of24 TestGraphs DutyCycleNVNTBLE1M2402MHzAnt1 DutyCycleNVNTBLE1M2440MHzAnt1 ReportNo.:EED32P81220501Page5of24 DutyCycleNVNTBLE1M2480MHzAnt1 ReportNo.:EED32P81220501Page6of24 MaximumPeakConductedOutputPower ConditionModeFrequency (MHz) AntennaConductedPower (dBm) Limit (dBm) Verdict NVNTBLE1M2402Ant18.4430Pass NVNTBLE1M2440Ant18.7830Pass NVNTBLE1M2480Ant19.6130Pass ReportNo.:EED32P81220501Page7of24 TestGraphs PeakPowerNVNTBLE1M2402MHzAnt1 PeakPowerNVNTBLE1M2440MHzAnt1 ReportNo.:EED32P81220501Page8of24 PeakPowerNVNTBLE1M2480MHzAnt1 ReportNo.:EED32P81220501Page9of24 -6dBBandwidth ConditionModeFrequency(MHz)Antenna-6dBBandwidth(MHz)Limit-6dBBandwidth(MHz)Verdict NVNTBLE1M2402Ant10.6610.5Pass NVNTBLE1M2440Ant10.6620.5Pass NVNTBLE1M2480Ant10.6650.5Pass ReportNo.:EED32P81220501Page10of24 TestGraphs -6dBBandwidthNVNTBLE1M2402MHzAnt1 -6dBBandwidthNVNTBLE1M2440MHzAnt1 ReportNo.:EED32P81220501Page11of24 -6dBBandwidthNVNTBLE1M2480MHzAnt1 ReportNo.:EED32P81220501Page12of24 OccupiedChannelBandwidth ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNTBLE1M2402Ant11.014 NVNTBLE1M2440Ant11.012 NVNTBLE1M2480Ant11.016 ReportNo.:EED32P81220501Page13of24 TestGraphs OBWNVNTBLE1M2402MHzAnt1 OBWNVNTBLE1M2440MHzAnt1 ReportNo.:EED32P81220501Page14of24 OBWNVNTBLE1M2480MHzAnt1 ReportNo.:EED32P81220501Page15of24 MaximumPowerSpectralDensityLevel ConditionModeFrequency (MHz) AntennaConductedPSD (dBm/3kHz) Limit (dBm/3kHz) Verdict NVNTBLE1M2402Ant1-6.168Pass NVNTBLE1M2440Ant1-5.748Pass NVNTBLE1M2480Ant1-5.078Pass ReportNo.:EED32P81220501Page16of24 TestGraphs PSDNVNTBLE1M2402MHzAnt1 PSDNVNTBLE1M2440MHzAnt1 ReportNo.:EED32P81220501Page17of24 PSDNVNTBLE1M2480MHzAnt1 ReportNo.:EED32P81220501Page18of24 BandEdge ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-47.38-20Pass NVNTBLE1M2480Ant1-54.07-20Pass ReportNo.:EED32P81220501Page19of24 TestGraphs BandEdgeNVNTBLE1M2402MHzAnt1Ref BandEdgeNVNTBLE1M2402MHzAnt1Emission ReportNo.:EED32P81220501Page20of24 BandEdgeNVNTBLE1M2480MHzAnt1Ref BandEdgeNVNTBLE1M2480MHzAnt1Emission ReportNo.:EED32P81220501Page21of24 ConductedRFSpuriousEmission ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-46.94-20Pass NVNTBLE1M2440Ant1-47.08-20Pass NVNTBLE1M2480Ant1-46.44-20Pass ReportNo.:EED32P81220501Page22of24 TestGraphs Tx.SpuriousNVNTBLE1M2402MHzAnt1Ref Tx.SpuriousNVNTBLE1M2402MHzAnt1Emission ReportNo.:EED32P81220501Page23of24 Tx.SpuriousNVNTBLE1M2440MHzAnt1Ref Tx.SpuriousNVNTBLE1M2440MHzAnt1Emission ReportNo.:EED32P81220501Page24of24 Tx.SpuriousNVNTBLE1M2480MHzAnt1Ref Tx.SpuriousNVNTBLE1M2480MHzAnt1Emission ***EndofReport***

ReportNo.:EED32P81220501Page1of43 1 COVERPAGE TESTREPORT Product:CARISTAEVO Trademark:CARISTA Model/Typereference:COBD-EVO SerialNumber:N/A ReportNumber:EED32P81220501 FCCID: 2BBBR-COBD-EVO DateofIssue:Sep.18,2023 TestStandards: 47CFRPart15SubpartC Testresult:PASS Preparedfor: PrizmosLtd. Mladost4,bl.438,vh.2,apt.6,Sofia1715,Bulgaria Preparedby : CentreTestingInternationalGroupCo.,Ltd. HongweiIndustrialZone,Bao’an70District, Shenzhen,Guangdong,China TEL:+86-755-33683668 FAX:+86-755-33683385 Compiledby:Reviewedby: MarkChen TomChen Approvedby:Date:Sep.18,2023 AaronMa CheckNo.:9221070823 ReportNo.:EED32P81220501Page 2 of 43 2Content 1COVERPAGE.....................................................................................................................................................................1 2CONTENT............................................................................................................................................................................2 3VERSION.............................................................................................................................................................................3 4TESTSUMMARY...............................................................................................................................................................4 5GENERALINFORMATION...............................................................................................................................................5 5.1C LIENT I NFORMATION ....................................................................................................................................................5 5.2G ENERAL D ESCRIPTIONOF EUT.................................................................................................................................5 5.3T EST C ONFIGURATION ..................................................................................................................................................7 5.4T EST E NVIRONMENT .....................................................................................................................................................7 5.5D ESCRIPTIONOF S UPPORT U NITS ...............................................................................................................................8 5.6T EST L OCATION .............................................................................................................................................................8 5.7M EASUREMENT U NCERTAINTY (95% CONFIDENCELEVELS , K =2).............................................................................8 6EQUIPMENTLIST..............................................................................................................................................................9 7TESTRESULTSANDMEASUREMENTDATA.........................................................................................................12 7.1A NTENNA R EQUIREMENT ............................................................................................................................................12 7.2M AXIMUM C ONDUCTED O UTPUT P OWER ..................................................................................................................13 7.3DTSB ANDWIDTH ........................................................................................................................................................14 7.4M AXIMUM P OWER S PECTRAL D ENSITY .....................................................................................................................15 7.5B AND E DGEMEASUREMENTSAND C ONDUCTED S PURIOUS E MISSION ...................................................................16 7.6R ADIATED S PURIOUS E MISSION &R ESTRICTEDBANDS ...........................................................................................17 8APPENDIXBLE................................................................................................................................................................28 9PHOTOGRAPHSOFTESTSETUP..............................................................................................................................29 10PHOTOGRAPHSOFEUTCONSTRUCTIONALDETAILS...................................................................................31 ReportNo.:EED32P81220501Page 3 of 43 3Version VersionNo.DateDescription 00Sep.18,2023Original ReportNo.:EED32P81220501Page 4 of 43 4TestSummary TestItemTestRequirementResult AntennaRequirement 47CFRPart15SubpartCSection 15.203/15.247(c) PASS ACPowerLineConducted Emission 47CFRPart15SubpartCSection 15.207 N/A DTSBandwidth 47CFRPart15SubpartCSection 15.247(a)(2) PASS MaximumConductedOutput Power 47CFRPart15SubpartCSection 15.247(b)(3) PASS MaximumPowerSpectral Density 47CFRPart15SubpartCSection15.247(e)PASS BandEdgeMeasurements 47CFRPart15SubpartCSection 15.247(d) PASS ConductedSpurious Emissions 47CFRPart15SubpartCSection 15.247(d) PASS RadiatedSpuriousEmission& Restrictedbands 47CFRPart15SubpartCSection 15.205/15.209 PASS N/A:OnlyDCpowersupplyissupportedandthisitemisnotconsidered. Remark: CompanyNameandAddressshownonReport,thesample(s)andsampleInformationwereprovidedbythe applicantwhoshouldberesponsiblefortheauthenticitywhichCTIhasn’tverified. ReportNo.:EED32P81220501Page 5 of 43 5GeneralInformation 5.1ClientInformation Applicant:PrizmosLtd. AddressofApplicant:Mladost4,bl.438,vh.2,apt.6,Sofia1715,Bulgaria Manufacturer:ShenzhenCheboTongTechnologyCo.,LTD AddressofManufacturer:5C,5thFloor,Building2,PeninsulaChengbangGardenPhaseII,Jinshiji Road,Dongjiaotou,ShekouStreet,NanshanDistrict,Shenzhen Factory:ShenzhenCheboTongTechnologyCo.,LTD AddressofFactory:5C,5thFloor,Building2,PeninsulaChengbangGardenPhaseII,Jinshiji Road,Dongjiaotou,ShekouStreet,NanshanDistrict,Shenzhen 5.2GeneralDescriptionofEUT ProductName: CARISTAEVO ModelNo.: COBD-EVO Trademark: CARISTA ProductType: MobilePortableFixLocation TestsoftwareofE…

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ReportNo.:EED32P81220501Page 29 of 43 9PHOTOGRAPHSOFTESTSETUP RadiatedspuriousemissionTestSetup-1 (Below1GHz) RadiatedspuriousemissionTestSetup-2( Above1GHz) ReportNo.:EED32P81220501Page 30 of 43 RadiatedspuriousemissionTestSetup-3(Above1GHz) Thereareabsorbingmaterialsundertheground.