2BBYH-C1022CW Watch S5

ISED This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence- exempt RSS(s). Operation is subject to the following two conditions: 1. This device may not cause interference. 2. This device must accept any interference, including interference that may cause undesired operation of the device. L'émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d'Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : 1. L’appareil ne doit pas produire de brouillage; 2. L’appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. FCC Requirement 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 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. – Increase the separation between the equipment and receiver. – Connect the equipment into 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. Scan the QR code on the right to access it, or visit help.fitbeing.net to browse. You can find the complete product manual in Fitbeing app at “My Watch → Product Manual”. Product Manual Scan the QR code on the right to access or visit help.fitbeing.net for assistance. If you encounter any problems while using the product, you can access the "Profile → Help" section in the Fitbeing app for assistance. Frequently Asked Questions Help and Guide · Do not replace the built-in battery yourself as it may pose a safety risk. · Avoid forcibly opening the watch case, as it may cause short circuits and overheating. · Keep the watch away from environments exceeding 60°C to prevent battery leakage or explosion. · While the product complies with IP68 waterproof standards, it is not recommended for activities such as bathing, diving, or water skiing that involve high temperatures, steam, or rapid water flow. Note that the waterproof performance may be compromised if the product structure is damaged. · Be aware that firmware upgrades can lead to interface and usage changes. For detailed information, please refer to the product's upgrade instructions. Precautions EN CW Watch S5 1.84 inch AMOLED 240 × 296 300 mAh Bluetooth 5.3 IP68 40.55mm × 47.11mm × 10.8mm(w/o HR base) 0°C ~ 50°C iOS 13.0 and above, Android 9.0 and above Product Name Display Resolution Battery Capacity Wireless Connection Water resistance garde Body Dimension Working Temperature Compatible Operating Systems Key Specifications The inner sweat grooves of the band are specifically designed to minimize skin irritation resulting from sweat, moisture, and prolonged wear. Design for Comfortable Wearing 2 1 For optimal data accuracy, please observe the following guidelines while wearing the watch: 1. Wear the watch at a position approximately two finger-widths from your wrist bone. 2. For comfort, adjust the band to allow a finger's width between it and your wrist. This ensures both contact and fit. Wear Your Watch ● It is advised to remove the watch for approximately one hour daily. If you experience discomfort or irritation like redness, tingling, or a burning sensation, take off the watch and rest your wrist. ● To maintain hygiene, regularly clean your watch and wrist, particularly after workouts and sweating. Avoid using hand soap, shower gel, dishwashing liquid, or cleaning wipes as they can cause skin irritation. Instead, use mild soap and fresh water to clean the band. Wear and Care EN Install band 1. Insert the metal pin at position "A" in the hole. 2. Push and hold the spring bar. 3. Press the band into the body and release the spring bar. 4. Pull the watch band to confirm the firm installation. Remove band 1. Lift the spring bar from the groove. 2. Push and hold the spring bar. 3. Pull it out gently to remove the band. Change the Band Note: · Make sure the USB charging plug is at the same side as the crown. · Ensure to use a standard USB power source with an output of 5V⎓1A or above. · Prior to charging, ensure to clean the charging contacts of the watch to eliminate any lingering sweat or moisture. To charge the watch, connect the charging cable to a USB power source. Attach the other end to the charging contact on the back of the watch. The watch will display a charging icon while it is being charged. Charge the Watch In the Fitbeing app, navigate to the Face Gallery page to pick up your preferred watch face. Install New Watch Faces EN When wearing the watch, it automatically measures health data such as heart rate, sleep, stress, and activity. You can also view and track this data in the application. Health Metrics Measuremen…

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CreekWearableTechnologyCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2023-10-26 FCCID:2BBYH-C1022 Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing CreekWearableTechnologyCo.,Ltd.certifiesthattheequipmentforwhichauthorizationis soughtisnot“covered”equipmentprohibitedfromreceivinganequipmentauthorization pursuanttosection2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing CreekWearableTechnologyCo.,Ltd.certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredListasanentityproducing “covered”equipment. Applicant:CreekWearableTechnologyCo.,Ltd. Address:910,5Aofficebuilding,LongguangJiuzuan,LonghuaDistrict,Shenzhen,China ContactPerson:chenlong Tel.:075526648642 Email:[email protected] Sincerely, Signature:

CreekWearableTechnologyCo.,Ltd. Address：910,5Aofficebuilding,LongguangJiuzuan,LonghuaDistrict,Shenzhen,China Granteecode:2BBYH FRN:0033975350 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BBYH-C1022 CreekWearableTechnologyCo.,Ltd..certifiesthat,asofthedateofthefilingofthe application,ClevelandInternationalTradeAgency.isourdesignatedU.S.agentforserviceof processfortheabovereferencedFCCID.CreekWearableTechnologyCo.,Ltd.acceptsto maintainanagentfornolessthanoneyearafterthegranteehasterminatedallmarketing andimportationortheconclusionofanyCommission-relatedproceedinginvolvingthe equipment. ClevelandInternationalTradeAgencyaccepts,asofthedateofthefilingoftheapplication, theobligationofthedesignatedU.S.agentforserviceofprocessfortheabovereferenced FCCID. DesignatedU.S.AgentInformation: Name:ClevelandInternationalTradeAgency Address:4033StClairAve,Cleveland,OH44103,USA ContactPerson:BeckyDeng Tel.:216-600-0606 Email:[email protected] FRN:0033401837 Sincerely, SignedonbehalfofShenzhenStar InstrumentCo.,Ltd. SignedonbehalfofClevelandInternational TradeAgency SignatureSignature Name: chenlong Name:BeckyDeng Title:ManagerTitle:Manager Date:October27,2023Date:October27,2023

小澈CW05 Antenna Report Project name 项目名称 CW05 RF Engineer 射频工程师 Project phase 项目阶段 TEL 时间 Time 报告版本 Report version 主要内容 Main content 2023-09-03V0.1 初步无源调试报告 Preliminary passive debugging report Antenna Report 报告主要内容 The main content 无源调试结果：1、Arm BT 天线效率调试10%左右 Passive debugging result: 1. Arm BT antenna efficiency debugging is around 10%. BT天线 （图档 VSWR） BT antenna (graph VSWR) Antenna Report 天线效率参数测试情况 Antenna efficiency parameter testing situation 频点 channel frequency 效率% efficiency percentage % 效率db efficiency db 增益 Gain 24007%-11.3-4.5 24108%-11.1-4.4 24208%-10.9-4.6 24309%-10.7-4.2 BT Arm 24409%-10.5-4.1 245010%-9.9-3.9 246010%-10.0-4.0 24709%-10.4-4.1 24809%-10.7-4.3 24908%-11.1-4.5 25007%-11.4-4.5 Antenna Information Antenna ManufacturerShenzhen Yusheng Communication Equipment Co., Ltd Antenna Manufacturer Address Room 411, Building 2, South Taiyun Chuanggu Park, Southeast of the int ersection of Guangming Avenue and Dongchang Road, Tangwei Community, Fen ghuang Street, Guangming District, Shenzhen Antenna ModelCW05 Antenna TypePIFA Antenna Part Number604003-THOT Antenna Frequency Range2400MHz-2500MHz Antenna Input Power Limitation2W Antenna Appearance and dimensional information 2450MHZ无源方向图/场型图 2450MHz passive radiation pattern/field pattern. Antenna Report 主板匹配 motherboard compatibility 环境处理 environmental treatment Antenna Report 天线测试环境 antenna testing environment 1、导电布屏蔽屏FPC 2、心率铁片与喇叭用导电布接地 3、主板屏蔽罩加海绵与屏接地 4、喇叭加海绵与屏接地1, Conductive cloth shielding FPC 2, Grounding the heart rate iron piece and speaker with conductive cloth 3, Adding sponge and grounding the mainboard shielding cover with the screen 4, Adding sponge and grounding the speaker with the screen

CreekWearableTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:October27,2023 Subject;RequestforConfidentiality FCCID:2BBYH-C1022 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram OperationalDescription Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:chenlong Title:Manager

EffectiveDate:April2,2020QSF7.6.4-8–AgentAuthorizationLetterTemplatePage1of1 RevisionDate:Revision:0 CreekWearableTechnologyCo.,Ltd. Date：2023-10-26 ProductModelNumber:CWWatchS5 FCCID：2BBYH-C1022 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C.CanadaV5J5K5to actonourbehalfonallmattersconcerningtheabovenamedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformationrelatedtotheapproval projecttotheappliedcertificationbodyandtothenotificationentitiesandtodiscussanyissues concerningtheapprovalapplication.AnyandallactscarriedoutbyORGANIZATION.onour behalfshallhavethesameeffectasactsofourown. By:chenlong ContactListedonFCCWesbite Title:Manager Email:[email protected] Telephone:075526648642 Onbehalfof:CreekWearableTechnologyCo.,Ltd.

Externalphotos

F C C I D : 2 B B Y H - C 1 0 2 2 I C : 3 0 9 0 3 - C 1 0 2 2 xxx-xxxxxx CW Watch S5 3mm 20230920

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 RFExposureEvaluationReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20231001783E-03 Applicant: CreekWearableTechnologyCo.,Ltd. AddressofApplicant: 910,5Aofficebuilding,LongguangJiuzuan,LonghuaDistrict,Shenzhen EquipmentUnderTest(EUT): EUTName:CWWatchS5 ModelNo.:CWWatchS5 TestModelNo.:CWWatchS5 BrandName:N/A FCCID:2BBYH-C1022 Standards: 47CFRPart1.1307 47CFRPart2.1093 KDB447498D04InterimGeneralRFExposureGuidancev01 DateofReceipt:2023-10-07 DateofTest: 2023-10-07to2023-10-16 DateofIssue:2023-11-02 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-03 Page:2of8 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20231001783E-03Rev.01 Initialreport 2023-11-02 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-03 Page:3of8 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOFBLE...................................................................................................................................4 3.4GENERALDESCRIPTIONOFBT......................................................................................................................................4 4RFEXPOSUREEVALUATION.......................................................................................................................................5 4.1SAREVALUATIONFORPORTABLECONDITION...........................................................................................................5 4.1.1StandardRequirement......................................................................................................................................5 4.1.2Limits....................................................................................................................................................................5 4.1.3SARExclusionEvaluationResult...................................................................................................................7 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-03 Page:4of8 3GeneralInformation 3.1ClientInformation Applicant: CreekWearableTechnologyCo.,Ltd. AddressofApplicant: 910,5Aofficebuilding,LongguangJiuzuan,LonghuaDistrict,Shenzhen Manufacturer: CreekWearableTechnologyCo.,Ltd. AddressofManufacturer: 910,5Aofficebuilding,LongguangJiuzuan,LonghuaDistrict,Shenzhen Factory: CreekWearableTechnologyCo.,Ltd. AddressofFactory: 910,5Aofficebuilding,LongguangJiuzuan,LonghuaDistrict,Shenzhen 3.2GeneralDescriptionofEUT ProductName: CWWatchS5 ModelNo.: CWWatchS5 TestModelNo.: CWWatchS5 TradeMark: N/A SoftwareVersion: KrikiOSV0.02 HardwareVersion: CW05-MAINBORADV1.1 PowerSupply: Li-ionbattery:DC3.85V300mAh,ChargebyDC5Vforadapter SimultaneousTransmissionSimultaneousTXissupportedandevaluatedinthisreport. SimultaneousTXisnotsupported. 3.3GeneralDescriptionofBLE OperationFrequency:2402MHz~2480MHz ModulationType:GFSK TransferRate:1Mbps/2Mbps NumberofChannel:40 ProductType:MobilePortable AntennaType: Metalframeantenna AntennaGain: -3.9dBi 3.4GeneralDescriptionofBT OperationFrequency:2402MHz~2480MHz ModulationType:GFSK,π/4DQPSK,8DPSK TransferRate:1Mbps/2Mbps/3Mbps NumberofChannel:79 ProductType:MobilePortable AntennaType: Metalframeantenna AntennaGain: -3.9dBi ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-03 Page:5of8 4RFExposureEvaluation 4.1 SAREvaluationforPortablecondition 4.1.1StandardRequirement 447498D04InterimGeneralRFExposureGuidancev01 3.2.SARTestReductionGuidance SARtestreductionprocedures[Glossary]allowusingaparticularsetoftestdataasrepresentative ofother,similar,testconditions.Thismaybeappliedfordatawithindifferenttestpositions(e.g.body, head,extremity),wirelessmodes(e.g.Wi-Fi,cellular),andfrequencybands.Thistestreductionprocess providesfortheuseoftestdataforonespecificchannel,whilereferencingtothosedatafordemonstrating complianceinotherrequiredchannelsforeachtestpositionofanexposurecondition,withintheoperating modeofafrequencyband.Thisislimitedspecificallytowhenthereported1-gor10-gSARforthemid- bandorhighestoutputpowerchannelmeetsanyofthefollowingconditions. 4.1.2Limits SAR-basedthresholdsarederivedbasedonfrequency,power,andseparationdistanceoftheRF source.Theformuladefinesthethresholdsingeneralforeitheravailablemaximumtimeaveragedpoweror maximumtime-averagedERP,whicheverisgreater. IftheERPofadeviceisnoteasilydetermined,suchasforaportabledevicewithasmallform factor,theappl…

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd. 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 TestReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20231001783E-01 Applicant: CreekWearableTechnologyCo.,Ltd. AddressofApplicant: 910,5Aofficebuilding,LongguangJiuzuan,LonghuaDistrict,Shenzhen EquipmentUnderTest(EUT): Product: CWWatchS5 ModelNo.: CWWatchS5 TestModelNo.:CWWatchS5 BrandName: N/A FCCID: 2BBYH-C1022 Standards:47CFRPart15,SubpartC DateofReceipt:2023-10-07 DateofTest: 2023-10-07to2023-10-16 DateofIssue:2023-11-02 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:2of90 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20231001783E-01Rev.01 Initialreport 2023-11-02 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:3of90 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement47CFRPart15.203/PASS ACPowerLineConducted Emission 47CFRPart15,SubpartCSection 15.207 ANSIC63.10-2013PASS ConductedPeakOutput Power 47CFRPart15.247ANSIC63.10-2013PASS 20dBOccupiedBandwidth47CFRPart15.247ANSIC63.10-2013PASS CarrierFrequencies Separation 47CFRPart15.247ANSIC63.10-2013PASS HoppingChannelNumber47CFRPart15.247ANSIC63.10-2013PASS DwellTime47CFRPart15.247ANSIC63.10-2013PASS PseudorandomFrequency HoppingSequence 47CFRPart15.247ANSIC63.10-2013PASS Band-edgeforRF ConductedEmissions 47CFRPart15.247ANSIC63.10-2013PASS RFConductedSpurious Emissions 47CFRPart15.247ANSIC63.10-2013PASS RadiatedSpurious emissions 47CFRPart15.209ANSIC63.10-2013PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15.205/15.209ANSIC63.10-2013PASS Remark: Thetestedsample(s)andthesampleinformationareprovidedbytheclient. Tx:InthiswholereportTx(ortx)meansTransmitter. Rx:InthiswholereportRx(orrx)meansReceiver. RF:InthiswholereportRFmeansRadiatedFrequency. CH:InthiswholereportCHmeanschannel. Volt:InthiswholereportVoltmeansVoltage. Temp:InthiswholereportTempmeansTemperature. Humid:InthiswholereportHumidmeanshumidity. Press:InthiswholereportPressmeansPressure. N/A:Inthiswholereportnotapplication ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:4of90 3Contents Page 1VERSION..........................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................3 3CONTENTS......................................................................................................................................................................4 4GENERALINFORMATION...........................................................................................................................................5 4.1CLIENTINFORMATION.................................................................................................................................................5 4.2GENERALDESCRIPTIONOFEUT.................................................................................................................................5 4.3ADDITIONALINSTRUCTIONS........................................................................................................................................7 4.4TESTENVIRONMENT...................................................................................................................................................8 4.5DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................8 4.6STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................................9 4.7TESTLOCATION........................................................................................................................................................10 4.8TESTFACILITY..........................................................................................................................................................10 4.9ABNORMALITIESFROMSTANDARDCONDITIONS......................................................................................................10 4.10OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..........................................................................................10 4.11EQUIPMENTLIST.....................................................................................................................................................11 5TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 5.1ANTENNAREQUIREMENT..........................................................................................................................................12 5.2CONDUCTEDEMISSIONS............................................................................................................................................13 5.3CONDUCTEDPEAKOUTPUTPOWER.........................................................................................................................17 5.420DBOCCUPIEDBANDWIDTH...................................................................................................................................24 5.5CARRIERFREQUENCIESSEPARATION..................................................................................…

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:61of90 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:62of90 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:63of90 2DH5_Ant1_2441_0~Reference 2DH5_Ant1_2441_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:64of90 2DH5_Ant1_2441_1000~26500 2DH5_Ant1_2480_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:65of90 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:66of90 3DH5_Ant1_2402_0~Reference 3DH5_Ant1_2402_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:67of90 3DH5_Ant1_2402_1000~26500 3DH5_Ant1_2441_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:68of90 3DH5_Ant1_2441_30~1000 3DH5_Ant1_2441_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:69of90 3DH5_Ant1_2480_0~Reference 3DH5_Ant1_2480_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:70of90 3DH5_Ant1_2480_1000~26500 Remark: Pretest9kHzto25GHz,findthehighestpointwhentesting,soonlytheworstdatawereshowninthetest report.PerFCCPart15.33(a)and15.31(o),Theamplitudeofspuriousemissionsfromintentionalradiators whichareattenuatedmorethan20dBbelowthepermissiblevalueneednotbereportedunlessspecifically requiredelsewhereinthispart. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:71of90 5.10 OtherrequirementsFrequencyHoppingSpreadSpectrumSystem TestRequirement:47CFRPart15CSection15.247(a)(1),(h)requirement: Thesystemshallhoptochannelfrequenciesthatareselectedatthesystemhopping ratefromaPseudorandomorderedlistofhoppingfrequencies.Eachfrequencymustbeusedequally ontheaveragebyeachtransmitter.Thesystemreceiversshallhaveinputbandwidthsthatmatchthe hoppingchannelbandwidthsoftheircorrespondingtransmittersandshallshiftfrequenciesin synchronizationwiththetransmittedsignals. Frequencyhoppingspreadspectrumsystemsarenotrequiredtoemployallavailablehopping channelsduringeachtransmission.However,thesystem,consistingofboththetransmitterandthe receiver,mustbedesignedtocomplywithalloftheregulationsinthissectionshouldthe transmitterbepresentedwithacontinuousdata(orinformation)stream.Inaddition,asystem employingshorttransmissionburstsmustcomplywiththedefinitionofafrequencyhoppingsystem andmustdistributeitstransmissionsovertheminimumnumberofhoppingchannelsspecifiedin thissection. Theincorporationofintelligencewithinafrequencyhoppingspreadspectrumsystemthatpermits thesystemtorecognizeotheruserswithinthespectrumbandsothatitindividuallyand independentlychoosesandadaptsitshopsetstoavoidhoppingonoccupiedchannelsispermitted. Thecoordinationoffrequencyhoppingsystemsinanyothermannerfortheexpresspurposeof avoidingthesimultaneousoccupancyofindividualhoppingfrequenciesbymultipletransmittersis notpermitted. Complianceforsection15.247(a)(1) AccordingtoBluetoothCoreSpecification,thepseudorandomsequencemaybegeneratedinanine- stageshiftregisterwhose5thand9thstage outputsareaddedinamodulo-twoadditionstage.Andtheresultisfedbacktotheinputofthefirst stage.ThesequencebeginswiththefirstONEof9consecutiveONEs;i.e.theshiftregisterisinitialized withnineones. •Numberofshiftregisterstages:9 •Lengthofpseudo-randomsequence:2 9 -1=511bits •Longestsequenceofzeros:8(non-invertedsignal) AnexampleofPseudorandomFrequencyHoppingSequenceasfollow: Eachfrequencyusedequallyontheaveragebyeachtransmitter. AccordingtoBluetoothCoreSpecification,BluetoothreceiversaredesignedtohaveinputandIF bandwidthsthatmatchthehoppingchannelbandwidthsofanyBluetoothtransmittersandshift frequenciesinsynchronizationwiththetransmittedsignals. Complianceforsection15.247(g) AccordingtoBluetoothCoreSpecification,theBluetoothsystemtransmitsthepacketwiththe pseudorandomhoppingfrequencywithacontinuousdataandtheshortbursttransmissionfromthe Bluetoothsystemisalsotransmittedunderthefrequencyhoppingsystemwiththepseudorandom hoppingfrequencysystem. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:72of90 Complianceforsection15.247(h) AccordingtoBluetoothCorespecification,theBluetoothsystemincorporateswithanadaptive systemtodetectotheruserwithinthespectrumbandsothatitindividuallyandindependentlyto avoidhoppingontheoccupiedchannels. AccordingtotheBluetoothCorespecification,theBluetoothsystemisdesignednothavetheability tocoordinatedwithotherFHSSSysteminanefforttoavoidthesimultaneousoccupancyofindividual hoppingfrequenciesbymultipletransmitter. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231001783E-01 Page:73of90 5.11 RadiatedSpuriousEmission&Restrictedbands TestRequirement:47CFRPart15CSection15.209and15.205 TestMethod:ANSIC63.10:2013 TestSite:MeasurementDistance:3m(Semi-AnechoicChamber) ReceiverSetup: FrequencyDetectorRBWVBWRemark 0.009MHz-0.090MHzPeak10kHz30kHzPeak 0.009MHz-0.090MHzAverage10kHz30kHzAverage 0.090MHz-0.110MHzQuasi-peak10kHz30kHzQuasi-peak 0.110MHz-0.490MHzPeak10kHz30kHzPeak 0.110MHz-0.490MHzAverage10kHz30kHzAverage 0.490MHz-30MHzQuasi-peak10kHz30kHzQuasi-peak 30MHz-1GHzPeak120kHz300kHzPeak Above1GHz Peak1MHz3MHzPeak Peak1MHz10HzAverage Limit: Frequency Fieldstrength (microvolt/meter) Limit (dBuV/m) Remark Measurement distance(m) 0.009MHz-0.490MHz2400/F(kHz)--300 0.490MHz-1.705MHz24000/F(kHz)--30 1.705MHz-30MHz30--30 30MHz-88MHz10040.0Quasi-peak3 88MHz-216MHz15043.5Quasi-peak3…

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