2A4VU-G510B-000Spa Massage Chair

G510B-000 Spa Massage Chair FCC STATEMENT 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. 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 thise quipment 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. Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with minimum distance 20cm between the radiator&your body. RF exposure warning: This equipment complies with 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. L’environnement du millipascal incontrôlés, leurs conditions normales d’utilisation de maintenir, aumoins 20cm avec les utilisateurs. 2.Components install direction Bolt flat washer bottom frame spa tub flat washer split lock washer nut ·Place the bottom frame of massage chair on the spa tub. ·Make sure the holes of the bottom frame are aligned with the pre-drilled holes on the spa tub. ·Secure the massage chair onto spa tub by using provided hardware as shown in the diagram below. Model: G510B-000 Name: Spa Massage Chair Power supply: 110-120V~ 60Hz 220-240V~ 50Hz/60Hz Rated power: 70W Rated Current: 1.0A Safety structure: Class I

iRest Health Science and Technology Co., Ltd. 06‐21‐2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID: 2A4VU‐G510B‐000) [iRest Health Science and Technology Co., Ltd.] (“the applicant”) 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. Sincerely, Kangmin Ding iRest Health Science and Technology Co., Ltd. 06‐21‐2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID: 2A4VU‐G510B‐000) [iRest Health Science and Technology Co., Ltd.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, Kangmin Ding

iRest Health Science and Technology Co., Ltd. Agent Authorization Letter 2024.06.21 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen Most Technology Service Co., Ltd. to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Name: Kangmin Ding Position: Manager Company Name: iRest Health Science and Technology Co., Ltd. Address: No. 1118 Shibali East Road, Daqiao Town, Nanhu District, Jiaxing, China Tel / Fax +86-573-89973638/+86-573-89973638-836 E-Mail: [email protected]

iRest Health Science and Technology Co., Ltd. Long Term Confidentiality Request Letter 2024.06.21 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR (FCC ID: 2A4VU-G510B-000 ) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the - e.g. Block diagram - e.g. SCH - e.g. Operational Description required to be submitted with this application be permanently withheld from public review. The above documents are company proprietary information that could never get into the possession of your competition. Please contact me if there is any information you may need. Sincerely, Name: Kangmin Ding Position: Manager Company Name: iRest Health Science and Technology Co., Ltd. Address: No. 1118 Shibali East Road, Daqiao Town, Nanhu District, Jiaxing, China Tel / Fax +86-573-89973638/+86-573-89973638-836 E-Mail: [email protected]

Model difference letter 2024.06.21 Dear MET Reviewer, This is a new Application from iRest Health Science and Technology Co., Ltd. Model No.: G510A-XXX, G510B-XXX, G510C-XXX, G510D-XXX, G510E-XXX, NS 828 VX, NS 758 VX, NS 779 VX, SNS10, Miley II, SNE 501, OS-Alora, NS 758 VX, GS 8249X, 9690-X, NS 762 VX, NS 738 VX, NS 769 VX, G505, G510B-000 Use G510B-000 for all tests. It's just a different model. Everything else is the same. Thank you for your cooperation! Yours sincerely, Signatory: Name: Kangmin Ding Position: Manager Company Name: iRest Health Science and Technology Co., Ltd. Address: No. 1118 Shibali East Road, Daqiao Town, Nanhu District, Jiaxing, China Tel / Fax +86-573-89973638/+86-573-89973638-836 E-Mail: [email protected]

Model No.: G510B-000 FRONT VIEW OF SAMPLE BACK VIEW OF SAMPLE Model No.: G510B-000 LEFT VIEW OF SAMPLE RIGHT VIEW OF SAMPLE Model No.: G510B-000 TOP VIEW OF SAMPLE BOTTOM VIEW OF SAMPLE

Label location

70W Model: G510B-000 Description: Spa
Massage Chair Rated Voltage: 110-120V~ 60Hz Rated Power Input: 70W Rated
Current:
1.0A FCC ID: 2A4VU-G510B-000 Manufacture ID: iRest2013 Manufacture date:11 2023 Model: G510B-000 Description: Spa Massage Chair Rated Voltage: 110-120V~ Rated Frequency: 60Hz Rated Power Input: 70W Safety Structure: ClassI FCC ID: 2A4VU-G510B-000 FCC ID: 2A4VU-G510B-000 Model: G510B-000 Description: Rated Voltage: 110-120V

Model No.: G510B-000 Page 1 of 6 INTERNAL PHOTO OF SAMPLE INTERNAL PHOTO OF SAMPLE Model No.: G510B-000 Page 2 of 6 INTERNAL PHOTO OF SAMPLE PCB INTERNAL PHOTO OF SAMPLE PCB Model No.: G510B-000 Page 3 of 6 INTERNAL PHOTO OF SAMPLE PCB Model No.: G510B-000 Page 4 of 6 Model No.: G510B-000 Page 5 of 6 Antenna Model No.: G510B-000 Page 6 of 6

ShenzhenMostTechnologyServiceCo.,Ltd. No.5,2ndLangshanRoad,NorthDistrict,Hi-techIndustrialPark,Nanshan, Shenzhen,Guangdong,China. TESTREPORT FCCPART15.209 ReportReferenceNo. ....................... : FCCID.. ............................................... : MTEB24040339-R 2A4VU-G510B-000 Compiledby (position+printedname+signature)..:FileadministratorsAlisaLuo Supervisedby (position+printedname+signature)..:TestEngineerSunnyDeng Approvedby (position+printedname+signature) .. : ManagerYvetteZhou Dateofissue ......................................... :Apr.26,2024 RepresentativeLaboratoryName . :ShenzhenMostTechnologyServiceCo.,Ltd. Address.................................................: No.5,2ndLangshanRoad,NorthDistrict,Hi-techIndustrialPark, Nanshan,Shenzhen,Guangdong,China. Applicant’sname...............................:iRestHealthScienceandTechnologyCo.,Ltd. Address ................................................. : No.1118ShibaliEastRoad,DaqiaoTown,NanhuDistrict,Jiaxing, Zhejiang,China Testspecification/Standard............: FCCRulesandRegulationsPart15SubpartC(Section15.209), ANSIC63.10:2013 TRFOriginator ...................................... :ShenzhenMostTechnologyServiceCo.,Ltd. ShenzhenMostTechnologyServiceCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenMostTechnologyServiceCo.,Ltd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenMostTechnologyServiceCo.,Ltd.takesnoresponsibilityforandwillnotassume liabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. Testitemdescription ........................ : SpaMassageChair TradeMark ............................................ : iRest Model/Typereference.........................: G510B-000 ListedModels ...................................... : G510A-XXX,G510B-XXX,G510C-XXX,G510D-XXX, G510E-XXX,NS828VX,NS758VX,NS779VX,SNS10, MileyII,SNE501,OS-Alora,NS758VX,GS8249X,9690-X, NS762VX,NS738VX,NS769VX,G505 ModulationType..................................: ASK OperationFrequency .......................... : 110-205KHz Rating ..................................................... : AC110-120V60Hz70W HardwareVersion...............................: V1.0 SoftwareVersion ............................... : V1.0 Result.....................................................:PASS ReportNo.:MTEB24040339-RPage 2 of 23 TESTREPORT EquipmentunderTest:SpaMassageChair Model/Type:G510B-000 ListedModels:G510A-XXX,G510B-XXX,G510C-XXX,G510D-XXX, G510E-XXX,NS828VX,NS758VX,NS779VX,SNS10, MileyII,SNE501,OS-Alora,NS758VX,GS8249X,9690-X,NS 762VX,NS738VX,NS769VX,G505 RemarkIt'sjustadifferentmodel.Everythingelseisthesame Applicant: iRestHealthScienceandTechnologyCo.,Ltd. Address:No.1118ShibaliEastRoad,DaqiaoTown,NanhuDistrict,Jiaxing, Zhejiang,China Manufacturer: iRestHealthScienceandTechnologyCo.,Ltd. Address:No.1118ShibaliEastRoad,DaqiaoTown,NanhuDistrict,Jiaxing, Zhejiang,China TestResult:PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. ReportNo.:MTEB24040339-RPage 3 of 23 Contents 1.REVISIONHISTORY.........................................................................................................................4 2.TESTSTANDARDS............................................................................................................................5 3.SUMMARY...............................................................................................................................................6 3.1.GeneralRemarks.........................................................................................................................................6 3.2.ProductDescription....................................................................................................................................6 3.3.EquipmentUnderTest................................................................................................................................6 3.4.ShortdescriptionoftheEquipmentunderTest(EUT)............................................................................6 3.5.EUToperationmode....................................................................................................................................6 3.6.BlockDiagramofTestSetup......................................................................................................................7 3.7.TestItem(EquipmentUnderTest)Description*.......................................................................................7 3.8.AuxiliaryEquipment(AE)Description.......................................................................................................7 3.9.AntennaInformation*..................................................................................................................................7 3.10.EUTconfiguration......................................................................................................................................7 3.11.Modifications..............................................................................................................................................7 4.TESTENVIRONMENT.......................................................................................................................8 4.1.Addressofthetestlaboratory...................................................................................................................8 4.2.Environmentalconditions...........................................................................................................................8 4.3.TestDescription...........................................................................................................................................9 4.4.Statementofthemeasurementuncertainty.............................................................................................9 4.5.Equ…

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ModelNo.:G510B-000 CETESTSETUP RETESTSETUP ModelNo.:G510B-000 RETESTSETUP RETESTSETUP