2BK29-AST211Eye massager

Shenzhenshiliyichengkejiyouxianzerengongsi Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: September 25, 2024 FCC ID: 2BK29-AST211 Ref. #1: Attestation Statements Part 2.911(d)(5)(i) Filing (“Shenzhenshiliyichengkejiyouxianzerengongsi”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Ref. #2: Attestation Statements Part 2.911(d)(5)(ii) Filing (“Shenzhenshiliyichengkejiyouxianzerengongsi”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates)as an entity producing “covered” equipment. Applicant: Shenzhenshiliyichengkejiyouxianzerengongsi Address: :longgangqubantianjiedaobantianshequjihualu578hao408 Shenzhen China Manager：Licheng Li Tel:13760424640 E-mail: [email protected] Sincerely, Signature:

shenzhenshiliyichengkejiyouxianzerengongsi 408,NO.578.JIHUA ROAD,BANTIAN COMMUNITY,BANTIAN STREET,LONGGANG DISTRICT,SHE NZHEN GUANGDONG,CHINA Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 9/14/2024 U.S. Agent Designation shenzhenshiliyichengkejiyouxianzerengongsi 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:2BK29-AST211): Name and company of U.S. agent:STEYR INC Physical U.S. address of agent:1312 17th Street #692, Denver, CO 80202, United States FRN of U.S. agent:0033737586 Email address of U.S. agent:[email protected] Contact Name:Fairy Lee Tel:(303) 731-9873 STEYR INC acknowledges their obligation to accept service of process on behalf of shenzhenshiliyichengkejiyouxianzerengongsi. shenzhenshiliyichengkejiyouxianzerengongsi with the FRN 0035939560 accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as kDB986446 D01. An expiration date for this letter does not exist. in case the U s. agent changes the arantee is oblicated to notifthe FCC within 30 days via the granting TCB. Sincerely, Signature Name:Licheng Li Title:Manager Company:shenzhenshiliyichengkejiyouxianzerengon gsi Signature Name of U.S. agent: Fairy Lee Title of U.S. agent: Manager Company of U.S. agent: STEYR INC 48_[model] US_Agent_2.911(d)(7) - U, V0 5

ANT 1、manufacturer： Manufacturer：ClouldhealthelectronicsCo.,Ltd. materialquality：PCBANT model：YK_ANT Companyaddress：The4thFloor,Building28,AreaA,TheFirstIndustrialZone, GongheCommunity,ShajingStreet,BaoanDistrict,ShenzhenCity 2、AntennaPhoto&Length(mm) 3、Data 3.1、3D 2400MHz： 2450MHz： 2500MHz 3.2、2D 3.3、Detaileddata

Shenzhenshiliyichengkejiyouxianzerengongsi Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date:September 20, 2024 Subject; Request for Confidentiality FCC ID:2BK29-AST211 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04- 1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Licheng Li Title: MANAGER

shenzhenshiliyichengkejiyouxianzerengongsi 408,NO.578.JIHUAROAD,BANTIANCOMMUNITY,BANTIANSTREET,LONGGANGDISTRI CT,SHENZHENGUANGDONG,CHINA Productdifferencesstatement DATE:Sep.19,2024 We,shenzhenshiliyichengkejiyouxianzerengongsi,eyemassagerhasthesemodels AST-211,AST-213,EM-203,AST-211Black,AST-214W,AST-214B,AST-215,AST-216,AST-217, AST-218,TH-612,TH-611.Theseproductsareidenticalininteriorstructure,electricalcircuits andcomponents,justmodelnamesandcoloraredifferent. Company:shenzhenshiliyichengkejiyouxianzerengongsi Address:408,NO.578.JIHUAROAD,BANTIANCOMMUNITY,BANTIANSTREET, LONGGANGDISTRICT,SHENZHENGUANGDONG,CHINA Person:LichengLi/Manager Tel:13760424640 E-mail:[email protected]

Effective Date: April 2, 2020 QSF 7.6.4-8 – Agent Authorization Letter Template Page 1 of 1 Revision Date: Revision: 0 Shenzhenshiliyichengkejiyouxianzerengongsi Date：09/20/2024 Product Model Number:AST-211,AST-213,EM-203,AST-211BlackAST-214W.AST-214BAST-215.AST 216,AST-217,AST-218,TH-612,TH-611 FCC ID：2BK29-AST211 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following: • Testing • Approval applications and procedures We declare that QAI Laboratories Ltd. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by QAI Laboratories Ltd. on our behalf shall have the same effect as acts of our own. By: Licheng Li Contact Listed on FCC Wesbite Title: MANAGER Email: [email protected] On behalf of: Shenzhenshiliyichengkejiyouxianzerengongsi

FCCID:2BK29-AST211 ExternalPhotosoftheEUT Fig.1 Fig.2 FCCID:2BK29-AST211 Fig.3 Fig.4 FCCID:2BK29-AST211 Fig.5 Fig.6

FCCID:2BK29-AST211 labelandlocation Fig.1 FCCID:2BK29-AST211 eyemassager Mode:AST-211 10mm 5mm

FCCID:2BK29-AST211 InternalPhotosoftheEUT Fig.1 Fig.2 BT Antenna FCCID:2BK29-AST211 Fig.3 Fig.4 FCCID:2BK29-AST211 Fig.5

Page 1 of 2 RFExposureevaluation FCCID:2BK29-AST211 1.1.ApplicableStandard Accordingto§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbeoperatedina mannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessofthe Commission’sguidelines. Accordingto§1.1310and§2.1093RFexposurerequirement KDB447498v06:MobileandPortableDevicesRFExposureProceduresandEquipmentAuthorization Policies 1.2.Requirement AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSARtest exclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures, standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions, bymeasurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTestExclusion Thresholdcondition,listedbelow,issatisfied.Thesetestexclusionconditionsarebasedonsource-based time-averagedmaximumconductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfortune-up tolerance,andtheminimumtestseparationdistancerequiredfortheexposureconditions.22Theminimum testseparationdistanceisdeterminedbythesmallestdistancefromtheantennaandradiatingstructuresor outersurfaceofthedevice,accordingtothehostformfactor,exposureconditionsandplatformrequirements, toanypartofthebodyorextremityofauserorbystander(see5)ofsection4.1).ToqualifyforSARtest exclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustifiedbytheoperating configurationsandexposureconditionsofthetransmitterandapplicablehostplatformrequirements,typically intheSARmeasurementorSARanalysisreport,accordingtotherequiredpublishedRFexposureKDB procedures.WhennootherRFexposuretestingorreportingisrequired,astatementofjustificationand compliancemustbeincludedintheequipmentapproval,inlieuoftheSARreport,toqualifyfortheSARtest exclusion.Whenrequired,thedevicespecificconditionsdescribedintheotherpublishedRFexposureKDB proceduresmustbesatisfiedbeforeapplyingtheseSARtestexclusionprovisions;forexample,handheldPTT two-wayradios,handsets,laptops&tabletsetc.23“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)] · [√f(GHz)] ≤3.0for1-gSARand≤7.5for10-gextremitySAR,where: •f(GHz)istheRFchanneltransmitfrequencyinGHz •PoweranddistanceareroundedtothenearestmWandmmbeforecalculation •Theresultisroundedtoonedecimalplaceforcomparison • 3.0and7.5arereferredtoasthenumericthresholdsinthestep2below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis ≤ 50mmandfor transmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtestseparationdistanceis<5 mm,adistanceof5mmaccordingto5)insection4.1isappliedtodetermineSARtestexclusion. 1.3.Manufacturingtolerance BT(Peak) GFSK ChannelChannel00Channel39Channel78 Target(dBm)3.03.03.0 Tolerance±(dB)1.01.01.0 π/4DQPSK ChannelChannel00Channel39Channel78 Target(dBm)6.06.06.0 Tolerance±(dB)1.01.01.0 8DPSK ChannelChannel00Channel39Channel78 Target(dBm)6.06.06.0 Tolerance±(dB)1.01.01.0 Page 2 of 2 BLE(Peak) GFSK ChannelChannel00Channel19Channel39 Target(dBm)4.04.04.0 Tolerance±(dB)1.01.01.0 2.EvaluationResult EvaluationResults Band/Modef(GHz) Antenna Distance (mm) RFoutputpower (includingtune-up tolerance) SARTest Exclusion Threshold SARTest Exclusion dBmmW BT2.48057.05.01191.58<3.0Yes BLE2.48055.06.30961.99<3.0Yes 3.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolledRFExposure andSARExclusionThresholdperKDB447498v06. .....................EndofReport.........................

ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd. 101#,BuildingK&BuildingT,TheSecondIndustrialZone,JiazitangCommunity, FenghuangStreet,GuangmingDistrict,Shenzhen,China FCCPART15SUBPARTCTESTREPORT FCCPART15.247 ReportReferenceNo........................: FCCID.................................................: GRCTR240902004-02 2BK29-AST211 Compiledby (position+printedname+signature) .. : TestingEngineerJimmyWang Supervisedby (position+printedname+signature)..: ProjectEngineerKelleyZhang Approvedby (position+printedname+signature)..: ManagerSamWang Dateofissue.........................................:Sep.12,2024 TestingLaboratoryName................: ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd. Address ................................................. : 101#,BuildingK&BuildingT,TheSecondIndustrialZone,Jiazitang Community,FenghuangStreet,GuangmingDistrict,Shenzhen, China Applicant’sname...............................: shenzhenshiliyichengkejiyouxianzerengongsi Address ................................................. : 408,NO.578.JIHUAROAD,BANTIANCOMMUNITY,BANTIANSTRE ET,LONGGANGDISTRICT,SHENZHENGUANGDONG,CHINA Testspecification..............................: Standard................................................:FCCPart15.247 ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd.isacknowledgedascopyrightownerand sourceofthematerial.ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd.takesno responsibilityforandwillnotassumeliabilityfordamagesresultingfromthereader'sinterpretationofthe reproducedmaterialduetoitsplacementandcontext. Testitemdescription ........................ : eyemassager TradeMark ............................................ : klobela Manufacturer ......................................... : shenzhenshiliyichengkejiyouxianzerengongsi Model/Typereference.........................: AST-211 ListedModels......................................: AST-213,EM-203,AST-211Black,AST-214W,AST-214B,AST- 215,AST-216,AST-217,AST-218,TH-612,TH-611 FirmwareVersion ................................. :V1.0 HardwareVersion................................:V1.0 Modulation...........................................: GFSK Frequency.............................................. From2402MHzto2480MHz Ratings ................................................... :5.0V1.0A(chargedbyPowerAdapter)or 3.7V4.44wh(ByLi-ionrechargeablebattery) Result.....................................................: PASS ReportNo.:GRCTR240902004-02Page 2 of 30 TESTREPORT EquipmentunderTest:eyemassager Model/Type:AST-211 ListedModels:AST-213,EM-203,AST-211Black,AST-214W,AST-214B,AST- 215,AST-216,AST-217,AST-218,TH-612,TH-611 Applicant : shenzhenshiliyichengkejiyouxianzerengongsi Address: 408,NO.578.JIHUAROAD,BANTIANCOMMUNITY,BANTIAN STREET,LONGGANGDISTRICT,SHENZHENGUANGDONG, CHINA Manufacturer : shenzhenshiliyichengkejiyouxianzerengongsi Address: 408,NO.578.JIHUAROAD,BANTIANCOMMUNITY,BANTIAN STREET,LONGGANGDISTRICT,SHENZHENGUANGDONG, CHINA TestResult:PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. ReportNo.:GRCTR240902004-02Page 3 of 30 Contents 1TESTSTANDARDS..............................................................................................................................4 2SUMMARY.................................................................................................................................................5 2.1GeneralRemarks..........................................................................................................................................5 2.2ProductDescription.....................................................................................................................................5 2.3EquipmentUnderTest.................................................................................................................................5 2.4ShortdescriptionoftheEquipmentunderTest(EUT).............................................................................5 2.5EUTconfiguration.........................................................................................................................................5 2.6EUToperationmode.....................................................................................................................................6 2.7BlockDiagramofTestSetup.......................................................................................................................6 2.8RelatedSubmittal(s)/Grant(s)...................................................................................................................6 2.9Modifications.................................................................................................................................................6 3TESTENVIRONMENT........................................................................................................................7 3.1Addressofthetestlaboratory....................................................................................................................7 3.2TestFacility...................................................................................................................................................7 3.3Environmentalconditions............................................................................................................................7 3.4Summaryofmeasurementresults..............................................................................................................8 3.5Statementofthemeasurementuncertainty..............................................................................................8 3.6EquipmentsUsedduringtheTest..............................................................................................................…

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FCCID:2BK29-AST211 TestSetupPhotosoftheEUT TestSetupPhoto(s)ofRadiatedEmissionsMeasurement Fig.1 Fig.2 FCCID:2BK29-AST211 TestSetupPhoto(s)ofConductedEmissionsMeasurement Fig.3