YMX-EI8701CMassage Chair with Shoulder Massaging

Model difference letter 2022.12.09 TO: Innovation, Science and Economic Development Canada Certification and Engineering Bureau 3701 Carling Ave., Bldg. 94, Ottawa, ON, K2H 8S2 This is a new Application from XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Model No.: OP-Xrest 4D, EI-8701C Only the model OP-Xrest 4D was tested, since the electrical circuit design, layout, components used and internal wiring were identical for the above models, with difference being the the name of the model . Thank you for your cooperation! Yours sincerely, Signatory: Name: Pengfei Cui Position: Safety Engineer Company Name: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Tel / Fax +86-592-7266925/ +86-592-5532788 E-Mail: [email protected]

XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. Agent Authorization Letter 2022-12-09 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: Pengfei Cui Position: Safety Engineer Company Name: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Tel / Fax +86-592-7266925/ +86-592-5532788 E-Mail: [email protected]

XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. Long Term Confidentiality Request Letter 2022-12-09 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR (FCC ID: YMX-EI8701C) 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: Pengfei Cui Position: Safety Engineer Company Name: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Tel / Fax +86-592-7266925/ +86-592-5532788 E-Mail: [email protected]

Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 1 of 16 Product Name: Massage Chair with Shoulder Massaging Test Model No.: OP-Xrest 4D EUT Constructional Details Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 3 of 16

EI-8701C

Label Location

Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 4 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 5 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 6 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 7 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 8 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 9 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 10 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 11 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 12 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 13 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 14 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 15 of 16 Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 16 of 16 -----End------

Report No.ENS2209020073W00201R Page 1 of 14 Ver.1.0 TEST REPORT Product Name ： Massage Chair with Shoulder Massaging Model Number ： OP-Xrest 4D, EI-8701C FCC ID ： YMX-EI8701C Prepared for : XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. Address : (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Prepared by : EMTEK (SHENZHEN) CO., LTD. Address : Bldg 69, Majialong Industry Zone, Nanshan District, Shenzhen, Guangdong, China Tel: (0755) 26954280 Fax: (0755) 26954282 Report Number : ENS2209020073W00201R Date(s) of Tests : September 3, 2022 to September 22, 2022 Date of issue : September 22, 2022 $二维码$ Report No.ENS2209020073W00201R Page 2 of 14 Ver.1.0 TABLE OF CONTENT Test Report Description Page 1. SUMMARY OF TEST RESULT ...................................................................................................... 3 2. GENERAL INFORMATION ............................................................................................................. 5 2.1. DESCRIPTION OF DEVICE (EUT) ................................................................................................................................ 5 2.2. DESCRIPTION OF TEST FACILITY ................................................................................................................................ 6 3. MEASUREMENT EQUIPMENT USED ......................................................................................... 7 4. RF EXPOSURE ................................................................................................................................ 8 4.1. MEASURING STANDARD .............................................................................................................................................. 8 4.2. STANDARD REQUIMENTS ............................................................................................................................................ 8 4.3. TEST CONFIGURATION ................................................................................................................................................. 8 4.4. BLOCK DIAGRAM CONFIGURATION TEST SYSTEM ..................................................................................................... 9 4.5. SUPPORT EQUIPMENT ................................................................................................................................................ 9 4.6. LIMITS ........................................................................................................................................................................ 10 4.7. TEST MODE ................................................................................................................................................................ 11 4.8. EQUIPMENT APPROVAL CONSIDERATIONS ................................................................................................................ 11 4.9. MEASURING RESULTS ............................................................................................................................................... 12 5. PHOTOGRAPHS OF TEST SETUP ........................................................................................... 14 Report No.ENS2209020073W00201R Page 3 of 14 Ver.1.0 TEST REPORT DESCRIPTION Applicant : XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. Address : (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Manufacturer : XIAMEN HEALTHCARE ELECTRONIC CO.,LTD. Address : 65-66#, 62-63# BUILDING, SIMING ZONE, TONGAN INDUSTRIAL DISTRICT, XIAMEN CITY, FUJIAN PROVINCE, P.R.CHINA EUT : Massage Chair with Shoulder Massaging Model Name : OP-Xrest 4D, EI-8701C Trademark : N/A Measurement Procedure Used: APPLICABLE STANDARDS STANDARD TEST RESULT FCC Part 1(1.1310) and Part 2(2.1091) KDB 680106 D01 RF Exposure Wireless Charging App v03 PASS The device described above is tested by EMTEK(SHENZHEN) CO., LTD. to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The measurement results are contained in this test report and EMTEK(SHENZHEN) CO., LTD. is assumed full of responsibility for the accuracy and completeness of these measurements. Also, this report shows that the EUT (Equipment Under Test) is technically compliant with the FCC requirements. This report applies to above tested sample only and shall not be reproduced in part without written approval of EMTEK(SHENZHEN) CO., LTD. Date of Test : September 3, 2022 to September 22, 2022 Prepared by : Luo peiye /Editor Reviewer : Joe Xia/Supervisor Approved & Authorized Signer : Lisa Wang/Manager Report No.ENS2209020073W00201R Page 4 of 14 Ver.1.0 1. SUMMARY OF TEST RESULT Description of Test Item Standard & Limits Results MPE FCC Part 1(1.1310) and Part 2(2.1091) KDB 680106 D01 RF Exposure Wireless Charging App v03 Pass Note: N/A is an abbreviation for Not Applicable. Report No.ENS2209020073W00201R Page 5 of 14 Ver.1.0 2. GENERAL INFORMATION 2.1. Description of Device (EUT) Product: Massage Chair with Shoulder Massaging Model Number: OP-Xrest 4D, EI-8701C Operating Frequency 110 -205KHz Modulation FSK Antenna Type Induction coil antenna Note: for more details, please refer to the User’s manual of the EUT. Report No.ENS2209020073W00201R Page 6 of 14 Ver.1.0 2.2. Description of Test Facility Site Description EMC Lab. : Accredited by CNAS The Certificate Registration Number is L2291. The Laboratory has been assessed and proved to be in compliance with CNAS-CL01 (identical to ISO/IEC 17025:2017) Accredited by FCC Designation Number: CN1204 Test Firm Registration Number: 882943 Accredited by A2LA The Certificate Number is 4321.01. Accredited by Industry Canada The Conformity Assessment Body Identifier is CN0008 Name of Firm : EMTEK (SHENZHEN) CO., LTD. Site Location : Building 69, Majialong Industry Zone, Nanshan District, Shenzhen, Guangdong, China Report No.ENS2209020073W00201R Page 7 of 14 Ver.1.0 3. MEASURE…

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0.08x105P 东莞市雷宝电子有限公司 DongguanLeibaoElectronicCo.,Ltd Add:Floor3,HongliIndustrialBuilding,No.188,KejiEastRoad,ShijieTown, DongguanCity Website:http://www.zycoil.com.cn NO: ZY6103- 1006 EDITION: A/0 PAGE: 1/1 客户编号 CustomerNo ZY6103 线材 wirerod 样品使用线材： Usewire: 使用机台 Useequipment 单轴机 Uniaxial 客户品名 NAME PW3665DL 规格 TP 20.5x0.08x105Px10TS+G50(magnet)磁片 (Leader)引线65+(Adhesive)背胶 绕线方向 Winding direction CCW 1、Specificationrequirements：( unit mm) PROJECT Numberof turns inducta nce resistan ce internal diameter external diameter Lead length Solder length Coilthic kness Module thickness Standard value 10TS 6.3uH38mΩ 20.54365 2~5 1.32.88 tolerance fixed±10%±20%±0.5±1±2/ MAXMAX 2、Drawingdescription：(unitmm) 3、BOM物料清单 MaterialnameSpecification/model Company dosagesupplier Note wirerod0.08x105P g6.3±0.3 glueStrongadhesivemL 0.5 HTtape Width8.0mmtan mm 38 Magnetisolator PR49.5x5.3x1.0(externaldiameter50 +0/-1, thickness1.0±0.1) PCS 1 twosidesglue D48.5x0.08mm,Removable PCS 1 Edition Changecontent RevDate Note 4、Insulationclass Specifications insulation Heatresistancethermalrating BasicinsulationPolyamide,polyester 105°C A 确认栏/Approval MADE ENGINEERING field quality create trade approval Customer Approval 杨颖 FormNo：ZYQSPE007(06)

Global United Technology Services Co., Ltd. Report No.: GTS202208000157F01 Authorized Signature: Robinson Luo Laboratory Manager This results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Page 1 of 19 TEST REPORT Applicant: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address of Applicant: (5/F) NO.168, QIANPU ROAD SIMING DISTRICT, XIAMEN, China Manufacturer: Xiamen Healthcare Electronic Co., Ltd. Address of Manufacturer: 65-66#, 62-63#Building, Siming Zone, Tongan Industrial District, Xiamen City, Fujian Province, P.R. China Equipment Under Test (EUT) Product Name: Massage Chair with Shoulder Massaging Model No.: OP-Xrest 4D, EI-8701C FCC ID: YMX-EI8701C Applicable standards: FCC CFR Title 47 Part 15 Subpart C Date of sample receipt: August 15, 2022 Date of Test: August 16-29, 2022 Date of report issued: August 29, 2022 Test Result : PASS * * In the configuration tested, the EUT complied with the standards specified above. Report No.: GTS202208000157F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 19 2 Version Version No. Date Description 00 August 29, 2022 Original Prepared By: Date: August 29, 2022 Project Engineer Check By: Date: August 29, 2022 Reviewer Report No.: GTS202208000157F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 3 of 19 3 Contents Page 1 COVER PAGE ............................................................................................................................................ 1 2 VERSION .................................................................................................................................................. 2 3 CONTENTS .............................................................................................................................................. 3 4 TEST SUMMARY ..................................................................................................................................... 4 4.1 MEASUREMENT UNCERTAINTY ............................................................................................................ 4 5 GENERAL INFORMATION ...................................................................................................................... 5 5.1 GENERAL DESCRIPTION OF EUT ......................................................................................................... 5 5.2 TEST MODE ........................................................................................................................................ 6 5.3 DESCRIPTION OF SUPPORT UNITS ....................................................................................................... 6 5.4 DEVIATION FROM STANDARDS ............................................................................................................. 6 5.5 ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................... 6 5.6 TEST FACILITY .................................................................................................................................... 6 5.7 TEST LOCATION ................................................................................................................................. 6 5.8 OTHER INFORMATION REQUESTED BY THE CUSTOMER ......................................................................... 6 6 TEST INSTRUMENTS LIST ..................................................................................................................... 7 7 TEST RESULTS AND MEASUREMENT DATA ...................................................................................... 9 7.1 ANTENNA REQUIREMENT: .................................................................................................................... 9 7.2 CONDUCTED EMISSIONS ................................................................................................................... 10 7.3 RADIATED EMISSION METHOD ........................................................................................................... 13 7.4 20DB OCCUPY BANDWIDTH .............................................................................................................. 18 8 TEST SETUP PHOTO ............................................................................................................................ 19 9 EUT CONSTRUCTIONAL DETAILS ..................................................................................................... 19 Report No.: GTS202208000157F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 4 of 19 4 Test Summary Test Item Section in CFR 47 Result Antenna requirement 15.203 Pass AC Power Line Conducted Emission 15.207 Pass Radiated Emission 15.209 Pass 20dB Bandwidth 15.215 Pass Pass: The EUT complies with the essential requirements in the standard. 4.1 Measurement Uncertainty Test Item Frequency Range Measurement Uncertainty Notes Radiated Emission 30MHz-200MHz 3.8039dB (1) Radiated Emission 200MHz-1GHz 3.9679dB (1) AC Power Line Conducted Emission 0.15MHz ~ 30MHz 3.44dB (1) Note (1): The measurement uncertainty is for coverage factor of k=2 and a level of confidence of 95%. Report No.: GTS202208000157F01 G…

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Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 1 of 2 Product Name: Massage Chair with Shoulder Massaging Test Model No.: OP-Xrest 4D Test Setup Photo Radiated Emission Report No.: GTS202208000157 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 2 Conducted Emission ------End------