2BKGB-KDS-01Music boxing machine

(YongkangZheyingIndustrialandTradeCo.,Ltd.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2024-8-28 FCCID:2BKGB-KDS-01 Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing (YongkangZheyingIndustrialandTradeCo.,Ltd.)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing (YongkangZheyingIndustrialandTradeCo.,Ltd.)certifiesthat,asofthedateofthe filingoftheapplication,theapplicantisnotidentifiedontheCoveredListasanentity producing“covered”equipment. Applicant:YongkangZheyingIndustrialandTradeCo.,Ltd. Address:2ndFloor,EastSide,131-3ZizhengRoad,EconomicDevelopmentZone,Yongkang, Jinhua,ZhejiangProvince 2024-8-28 ContactPerson:LuZekun Tel.:13858925381 Email:[email protected] Sincerely, Signature:

YongkangZheyingIndustrialandTradeCo.,Ltd. * theapplicantmustdesignateacontactlocatedintheUnitedStatesforpurposesofactingasthe applicant’sagentforserviceofprocess,regardlessofwhethertheapplicantisadomesticorforeign entity.AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforserviceofprocess. U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter 8/28/2024 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 ATTN.:ReviewingEngineer FCCID:2BKGB-KDS-01 FRN:0035839620 Persection2.911(d)(7)oftheFCCrules, (YongkangZheyingIndustrialandTradeCo.,Ltd.)certifiesthattheequipmentforwhich authorizationissoughtisdesignatedtothefollowingU.S.agent*forserviceofprocess: FederalRegistrationNumber(FRN):0033701590 CompanyName:UUXGROUPINC PhysicalU.S.CompanyAddress:36South18thAvenue,SuiteABrighton,COUSA80601 County:Adams Agentname:JackFu Agentphone ： (213)375-3998 AgentEmailAddress:[email protected] Theabovecontactpersonacceptstheobligationforserviceofprocess. Theapplicantacceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. ApplicantSigned:AgentSigned(ifdifferenttoApplicant): Signed:Signed: Printedname:LuZekunPrintedname:JackFu Title: generalmanager Title:Manager CompanyName:YongkangZheying IndustrialandTradeCo.,Ltd.CompanyName:UUXGROUPINC Date:8/28/2024Date:8/28/2024

Inverted F Antenna Specification Summary ITEMANT SPEC Model Name 2.4G ANT HorizontalVertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB PolarizationHorizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) 333 Kexing Road, Xiangzhou District, Zhuhai City Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

YongkangZheyingIndustrialandTradeCo.,Ltd. Date：2024-8-28 ProductModelNumber:KDS-01 FCCID：2BKGB-KDS-01 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyORGANIZATION.onourbehalf shallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:generalmanager Email:[email protected] Telephone:13858925381 Onbehalfof:YongkangZheyingIndustrialandTradeCo.,Ltd.

YongkangZheyingIndustrialandTradeCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:August28,2024 Subject;RequestforConfidentiality FCCID:2BKGB-KDS-01 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices 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:LuZekun Title:generalmanager

FCCID:2BKGB-KDS-01 RFEXPOSUREEVALUATIONMETHOD AccordingtoKDB447498D01GeneralRFExposureGuidancev06,Unlessspecificallyrequiredbythe publishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremitySARevaluation forgeneralpopulationexposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhen thecorrespondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtestexclusion thresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]·[√f (GHz) ] ≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiation asspecifiedin§1.1307(b) EUTSpecification EUT Musicboxingmachine Frequencyband (Operating) WLAN:2.412GHz~2.462GHz WLAN:5.150GHz~5.250GHz WLAN:5.725GHz~5.850GHz OthersBT:2402-2480MHz DevicecategoryPortable(<20cmseparation) Mobile(>20cmseparation) Others ExposureclassificationOccupational/Controlledexposure(S=5mW/cm2) GeneralPopulation/Uncontrolledexposure (S=1mW/cm 2 ) AntennadiversitySingleantenna Multipleantennas Txdiversity Rxdiversity Tx/Rxdiversity Max.outputpower-1.641dBm(0.00069W) Antennagain(Max)-0.58dBi EvaluationappliedMPEEvaluation SAREvaluation FCCID:2BKGB-KDS-01 RFEXPOSUREEVALUATIONMETHOD SARTestExclusionThresholdsfor100MHz – 6GHzand ≤ 50mm ApproximateSARTestExclusionPowerThresholdsatSelectedFrequenciesandTestSeparation DistancesareillustratedinthefollowingTable. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)] · [ √ f(GHz)] ≤ 3.0for1-gSARand ≤ 7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis ≤ 50 mmandfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmisappliedtodetermineSARtest exclusion. FCCID:2BKGB-KDS-01 Maximummeasuredtransmitterpower. BR+EDR Operating Mode Freque ncy Measur ed Power max. power Antenna Gain min.test separation distance [√f(GHz)] ResultLimit (MHz)(dBm)(mW)(dBi)(mm) GFSK 2402-2.4500.57-0.5851.5500.15433 2441-2.2570.59-0.5851.5620.16263 2480-2.8770.52-0.5851.5750.14213 π/4DQPSK 2402-1.8780.65-0.5851.5500.17603 2441-1.6410.69-0.5851.5620.18743 2480-2.2660.59-0.5851.5750.16363 8-DPSK 2402-2.5040.56-0.5851.5500.15243 2441-2.3430.58-0.5851.5620.15943 2480-2.9590.51-0.5851.5750.13943 Remark:Thebestcasegainoftheantennais-0.58dBi. -0.58dBilogarithmictermsconverttonumericresultisnearly0.87 The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattest separationdistances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)] ThetestResultislessthan3.0for1-gSARand≤7.5for10-gextremitySAR. Conclusion:NoSARisrequired.

BSL Testing Co.,Ltd. Report No.: BSL24080109P01-R01 Page 1 of 42 FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No........................:BSL24080109P01-R01 FCC ID. ................................................ :2BKGB-KDS-01 Compiled by ( position+printed name+signature)..: Engineer/ Cindy Zheng Supervised by ( position+printed name+signature) .. : Manager/Haley Wen Approved by ( position+printed name+signature) .. : RF Manager/ Vivian Jiang Date of issue ......................................... :August 23, 2024 Testing Laboratory Name................: BSL Testing Co., Ltd. Address.................................................: 1/F, Building B, Xinshidai GR Park,Shiyan Street, Bao'an District, Shenzhen,Guangdong, 518052, People’s Republic of China Applicant’s name...............................: Yongkang Zheying Industrial and Trade Co., Ltd. Address.................................................: 2nd Floor, East Side, 131-3 Zizheng Road, Economic Development Zone, Yongkang, Jinhua , Zhejiang Province Test specification..............................: Standard................................................:FCC Part 15.247 BSL Testing Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the BSL Testing Co., Ltd. is acknowledged as copyright owner and source of the material. BSL Testing Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ........................ : Music boxing machine Trade Mark ............................................ : N/A Manufacturer ......................................... : Yongkang Zheying Industrial and Trade Co., Ltd. Model/Type reference.........................: KDS-01 Listed Models......................................: N/A Modulation ........................................... :GFSK, Π/4DQPSK, 8DPSK Frequency..............................................From 2402MHz to 2480MHz Rating.....................................................:DC 3.7V From Battery or DC 5V by USB port Result.....................................................:PASS BSL Testing Co.,Ltd. Report No.: BSL24080109P01-R01 Page 2 of 42 TEST REPORT Equipment under Test:Music boxing machine Model /Type:KDS-01 Listed Models:N/A Model Declaration:N/A Applicant : Yongkang Zheying Industrial and Trade Co., Ltd. Address: 2nd Floor, East Side, 131-3 Zizheng Road, Economic Development Zone, Yongkang, Jinhua , Zhejiang Province Manufacturer : Yongkang Zheying Industrial and Trade Co., Ltd. Address: 2nd Floor, East Side, 131-3 Zizheng Road, Economic Development Zone, Yongkang, Jinhua , Zhejiang Province Test Result:PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. BSL Testing Co.,Ltd. Report No.: BSL24080109P01-R01 Page 3 of 42 Contents 1T E S T S T A N D A R D S ...................................................................................................................4 2S U M M A R Y ...................................................................................................................................... 5 2.1General Remarks5 2.2Product Description5 2.3Equipment Under Test5 2.4Short description of the Equipment under Test (EUT)5 2.5EUT operation mode6 2.6Block Diagram of Test Setup6 2.7Related Submittal(s) / Grant (s)6 2.8Modifications6 3T E S T E N V I R O N M E N T ............................................................................................................. 7 3.1Address of the test laboratory7 3.2Test Facility7 3.3Environmental conditions7 3.4Summary of measurement results8 3.5Statement of the measurement uncertainty8 3.6Equipments Used during the Test9 4T E S T C O N D I T I O N S A N D R E S U L T S ............................................................................1 1 4.1AC Power Conducted Emission11 4.2Radiated Emission14 4.3Maximum Peak Output Power20 4.420dB Bandwidth23 4.5Frequency Separation26 4.6Number of hopping frequency28 4.7Time of Occupancy (Dwell Time)30 4.8Out-of-band Emissions33 4.9Pseudorandom Frequency Hopping Sequence39 4.10 Antenna Requirement40 5T E S T S E T U P P H O T O S O F T H E E U T ..........................................................................4 1 6P H O T O S O F T H E E U T .........................................................................................................4 2 BSL Testing Co.,Ltd. Report No.: BSL24080109P01-R01 Page 4 of 42 1TESTSTANDARDS The tests were performed according to following standards: FCC Rules Part 15.247 : Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850MHz. ANSI C63.10-2013 : American National Standard for Testing Unlicensed Wireless Devices BSL Testing Co.,Ltd. Report No.: BSL24080109P01-R01 Page 5 of 42 2 SUMMARY 2.1 General Remarks Date of receipt of test sample: August 12, 2024 Testing commenced on:August 12, 2024 Testing concluded on: August 22, 2024 2.2 Product Description Product Name: Music boxing machine Model/Type reference: KDS-01 Power supply:DC 3.7V From Battery or DC 5V by USB port Adapter information (Auxiliary test supplied by testing Lab） Model: EP-TA20CBC Input: AC 100-240V 50/60Hz Output: DC 5V 2A Firmware Version: EPTA5.14.2 Manufacture: Huizhou Dongyang Yienbi Electronics Co., Ltd Hardware version:MC046-s1.18 Software version:MCO46-D1.0 Testing sample ID： BSL24080109P01-R01-1# (Engineer sample) BSL24080109P01-R01-2# (Normal sample) Bluetooth : Supported Type:Bluetooth BR/EDR Modulation:GFSK, π/4DQPSK, 8DPSK Operation frequency:2402MHz~2480MHz Channel number:79 Channel separation:1MHz Antenna type: PCB antenna Antenna gain: -0.58 dBi 2.3 Equipment Under Test Power supply system utilis…

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FCCID：2BKGB-KDS-01 FCCID：2BKGB-KDS-01