2AYVT-G7PRO-MAXNeck Massager

SKG Health Technologies Co., Ltd. Covered Equipment Certification Attestation Letter 4/7/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2AYVT-G7PRO-MAX SKG Health Technologies 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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. SKG Health Technologies 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 a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. SKG Health Technologies Co., Ltd. (“the applicant”) certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Signed: Printed name: Henry Li Title: Manager Company Name: SKG Health Technologies Co., Ltd. Date: 4/7/2026

SKG Health Technologies Co., Ltd. * the applicant must designate a contact located in the United States for purposes of acting as the appl icant’s agent for service of process, regardless of whether the applicant is a domestic or forei gn ent ity. An applicant located in the United States may designate itself as the agent for service of process. U.S. Agent Designation for Service of Process - Certification Attestation Letter 4/7/2026 TO: Feder al Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2AYVT-G7PRO-MAX FRN of applicant: 0030525117 Per section 2.911(d)(7) of the FCC rules, [SKG Health Technologies Co., Ltd.] (“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: C ompany Name: FCC US Agent, LLC FCC Registration Number (FRN): 0033402884 Physical U.S. Company Address: 3722 Illinois Avenue, Saint Charles, IL 60174, USA Contact Person: Tim Payne Agent Email Address: [email protected] The abov e contact person accepts the obligation for service of process. The appl icant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. A pplicant Signed: Agent Signed (if different from Applicant): Signed: Printed name: Henry Li Title: Manager Company Name: SKG Health Technologies Co., Ltd. Date: 4/7/2026 S igned: Printed name: Tim Payne Title: Manager Company Name: FCC US Agent, LLC Date: 4/7/2026

DATE: 04/07/2026 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Shenzhen EU Testing Laboratory Limited (101, Building B1, Fuqiao Fourth Area, Qiaotou Community Fuhai Subdistrict Baoan District,Shenzhen,China) (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with SKG Health Technologies Co., Ltd. (23A Floor, Building 3, Zhongke R&D Park, No.009 Gaoxin South 1st Rd, High-tech Zone Community, Yuehai Street, Nanshan District, Shenzhen, China) (Applicant Name and address) Signed: Printed name: Henry Li Title: Manager Company Name: SKG Health Technologies Co., Ltd. Date: 04/07/2026

Date 04/07/2026 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Compliance Testing, LLC 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). Sincerely, Signed: Printed name: Henry Li Title: Manager Company Name: SKG Health Technologies Co., Ltd. Date: 04/07/2026

DATE 04/07/2026 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: ___ 2AYVT-G7PRO-MAX ______ Product Name: ___ Neck Massager___ Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission’s rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) • Schematics • Block diagram • Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Signed: Printed name: Henry Li Title: Manager Company Name: SKG Health Technologies Co., Ltd. Date: 04/07/2026

DATE : 04/07/2026 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AYVT-G7PRO-MAX Product Name: Neck Massager Request for Short-Term Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission rules, and in accordance with the FCC Public notice dated June 15, 2004 (DA 04-1705), we hereby request short-term confidentiality for the following items prior to marketing the device.:  Test Setup Photos  External Photos  Internal Photos  User Manual The applicant requests the exhibits selected above as short term confidential be withheld from public view for a period of 180 days from the date of the Grant of Equipment Authorization and prior to marketing. This is to avoid premature release of sensitive information prior to marketing or release of the product to the public. Signed: Printed name: Henry Li Title: Manager Company Name: SKG Health Technologies Co., Ltd. Date: 04/07/2026

Label Location Label Size: 30*35mm

RF EXPOSURE EVALUATION FCC ID: 2AYVT-G7PRO-MAX According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in KDB 447498 D01: Routine SAR evaluation refers to that specifically required by §2.1093, using measurements or computer simulation. When routine SAR evaluation is not required, portable transmitters with output power greater than the applicable low threshold require SAR evaluation to qualify for TCB approval. BLE: Channel (MHz) Maximum output power (dBm) Tune up tolerance (dBm) Max Tune Up Power (dBm) Distance (mm) Calculation results Limit Operating Mode 2402 -0.63 -0.63±1 0.37 5 0.338 3 1M 2440 0.02 0.02±1 1.02 5 0.395 3 2480 0.66 0.66±1 1.66 5 0.462 3 2402 -0.50 -0.50±1 0.50 5 0.348 3 2M 2440 0.13 0.13±1 1.13 5 0.405 3 2480 0.81 0.81±1 1.81 5 0.478 3 Test Results: PASS.

TESTREPORT ReportNo.:8429EU012604W Applicant:SKGHealthTechnologiesCo., Ltd. Address:23A Floor,Building3, ZhongkeR&DPark,No.009 GaoxinSouth1st Rd, High-techZoneCommunity, YuehaiStreet,NanshanDistrict,Shenzhen,China ProductName:NeckMassager ModelNo.:G7Pro-Max Trademark:SKG FCC ID:2AYVT-G7PRO -M AX Test Standard(s):47 CFRPart 15.247 Test Result:Pass Dateof Receipt:Mar. 26, 2026 Test Date:Mar. 26, 2026- Apr. 01, 2026 Dateof Issue:Apr. 07, 2026 ISSUEDBY: SHENZHENEU TESTINGLABORATORYLIMITED Preparedby:Reviewedand Approvedby: LandonQiu/ EngineerSallyZhang/Manager Page2 of 69ReportNo.: 8429EU012604W TRF Version:A01 RevisionRecord ReportVersionIssuedDateDescriptionStatus V0Apr. 07, 2026OriginalValid Page3 of 69ReportNo.: 8429EU012604W TRF Version:A01 Tableof Contents 1 COVERPAGE...........................................................................................................................................................1 2 GENERALINFORMATION...............................................................................................................................5 2.1 APPLICANTINFORMATION.......................................................................................................................5 2.2 MANUFACTURERINFORMATION...............................................................................................................5 2.3 FACTORYINFORMATION..........................................................................................................................5 2.4 GENERALDESCRIPTIONOFE.U.T...........................................................................................................5 2.5 TECHNICALINFORMATIONOFE.U.T........................................................................................................6 3 TESTSUMMARY..............................................................................................................................................7 3.1 TESTSTANDARD.....................................................................................................................................7 3.2 TESTVERDICT........................................................................................................................................7 3.3 TESTLABORATORY.................................................................................................................................8 4 TESTCONFIGURATION...................................................................................................................................9 4.1 TESTENVIRONMENT...............................................................................................................................9 4.2 TESTEQUIPMENT...................................................................................................................................9 4.3 DESCRIPTIONOFSUPPORTUNIT...........................................................................................................11 4.4 TESTMODE..........................................................................................................................................11 4.5 DESCRIPTIONOFCALCULATION............................................................................................................11 4.5.1FieldStrengthCalculation.....................................................................................................11 4.5.2DisturbanceCalculation........................................................................................................11 4.6 MEASUREMENTUNCERTAINTY..............................................................................................................12 4.7 DEVIATIONFROMSTANDARDS...............................................................................................................12 4.8 ABNORMALITIESFROMSTANDARDCONDITION......................................................................................12 5 RADIOSPECTRUMMATTERTESTRESULTS(RF) ....................................................................................13 5.1 CONDUCTEDEMISSIONATACPOWERLINE...........................................................................................13 5.1.1Test Specification..................................................................................................................13 5.1.2E.U.T.Operation....................................................................................................................13 5.1.3Test SetupDiagram...............................................................................................................13 5.1.4Test Data ...............................................................................................................................13 5.2 6DB BANDWIDTH..................................................................................................................................16 5.2.1Test Specification..................................................................................................................16 5.2.2E.U.T.Operation....................................................................................................................16 5.2.3Test SetupDiagram...............................................................................................................17 5.2.4Test Data ...............................................................................................................................17 5.3 MAXIMUMCONDUCTEDOUTPUTPOWER...............................................................................................18 5.3.1Test Specification..................................................................................................................18 5.3.2E.U.T.Operation....................................................................................................................18 5.3.3Test SetupDiagram.............................................................................................…

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Approval sheet Page 1 of 9 ASC_RFECA3216060A1T_V07 May. 2013 RFECA Series – RoHS Compliance CERAMIC ANTENNA Halogens Free Product 2.4 GHz ISM Band Working Frequency P/N: RFECA3216060A1T *Contents in this sheet are subject to change without prior notice. 深圳市杰理科技股份有限公司 Manufacturer:Shenzhen Jieli Technology Co., Ltd. Address:No. 301, Building A, Sanwei Aviation Road, Sanwei Community, Hangcheng Subdistrict, Bao'an District, Shenzhen City Approval sheet Page 2 of 9 ASC_RFECA3216060A1T_V07 May. 2013 FEATURES 1. Surface Mounted Devices with a small dimension of 3.2 X 1.6 X 0.6 mm 3 meet future miniaturization trend. 2. LTCC process. 3. High stability in Temperature / Humidity Change. 4. Superb performance to place on the middle of PCB edge and excellent peak/ average gain observed by field test application. APPLICATIONS 1. ISM Band 2.4GHz applications. 2. Bluetooth.. CONSTRUCTION DIMENSIONS Figure Symbol Dimension (mm) L 3.10 ± 0.20 W 1.60 ± 0.20 T 0.60 ± 0.10 A 0.25 ± 0.20 PIN Connection 1 Feeding 2 Soldering terminal Approval sheet Page 3 of 9 ASC_RFECA3216060A1T_V07 May. 2013 SOLDER LAND PATTERN DESIGN Figure (Empty Space 8.0 mm x 3.0 mm) The limited size for ECA3216 is L>30mm and D>6mm Land Pattern TYPE 1 ELECTRONIC CHARACTERISTICS *Note 1. Central Frequency should be defined after customers’ application approval. Item Specification Working Frequency Range 2.4GHz~2.4835GHz (Note-1) Gain 2 dBi (Typical) VSWR 2.1 max. Polarization Linear Azimuth Beamwidth Omni-directional Impedance 50Ω Approval sheet Page 4 of 9 ASC_RFECA3216060A1T_V07 May. 2013 Antenna on Test Board ( Thickness 0.8mm) Antenna S11 on Test Board Antenna VSWR on Test Board -10.62 dB @ 2.40 GHz -19.34 dB @ 2.45 GHz -9.648 dB @ 2.50 GHz 1.756 @ 2.40 GHz 1.391 @ 2.45 GHz 1.986 @ 2.50 GHz Approval sheet Page 5 of 9 ASC_RFECA3216060A1T_V07 May. 2013 RADIATION PATTERN Radiation Pattern and Gain were dependent on measurement board design. The specification of RFECA3216060A1T antenna was measured based on the PCB size and installation position as shown in the below figure Test Board. Vertical Horizontal Y - Z Plane Average Gain= -1.511 dBi X Cut -40 -30 -20 -10 0 0 30 60 90 120 150 180 210 240 270 300 330 Peak Gain = -2.15 dBi Average Gain = -3.84 dBi X Cut -40 -30 -20 -10 0 0 30 60 90 120 150 180 210 240 270 300 330 Peak Gain= -1.82 dBi Average Gain=-5.33 dBi X - Z Plane Average Gain= -0.571 dBi X Cut -40 -30 -20 -10 0 0 30 60 90 120 150 180 210 240 270 300 330 Peak Gain= 1.02 dBi Average Gain= -2.68 dBi X Cut -40 -30 -20 -10 0 0 30 60 90 120 150 180 210 240 270 300 330 Peak Gain= 0.36 dBi Average Gain= -4.72 dBi X - Y Plane Average Gain= -1.166 dBi X Cut -40 -30 -20 -10 0 0 30 60 90 120 150 180 210 240 270 300 330 P eak Gain= -8.74 dBi Average Gain= -13.63dBi X Cut -40 -30 -20 -10 0 0 30 60 90 120 150 180 210 240 270 300 330 Peak Gain= 2dBi Average Gain=-1.42 dBi x Y Z x Y x Y Z X Z X Z Y Z Y Approval sheet Page 6 of 9 ASC_RFECA3216060A1T_V07 May. 2013 RELIABILITY TEST Test item Test condition / Test method Specification Solderability JIS C 0050-4.6 JESD22-B102D *Solder bath temperature：235 ± 5°C *Immersion time：2 ± 0.5 sec Solder：Sn3Ag0.5Cu for lead-free At least 95% of a surface of each terminal electrode must be covered by fresh solder. Leaching (Resistance to dissolution of metallization) IEC 60068-2-58 *Solder bath temperature：260 ± 5°C *Leaching immersion time：30 ± 0.5 sec Solder : SN63A Loss of metallization on the edges of each electrode shall not exceed 25%. Resistance to soldering heat JIS C 0050-5.4 *Preheating temperature：120~150°C, 1 minute. *Solder temperature：270±5°C *Immersion time：10±1 sec Solder：Sn3Ag0.5Cu for lead-free Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics under the operational temperature range within -40 ~ 85°C. Loss of metallization on the edges of each electrode shall not exceed 25%. Drop Test JIS C 0044 Customer’s specification. *Height：75 cm *Test Surface：Rigid surface of concrete or steel. *Times：6 surfaces for each units；2 times for each side. No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics under the operational temperature range within -40 ~ 85°C. Vibration JIS C 0040 *Frequency：10Hz~55Hz~10Hz(1min) *Total amplitude：1.5mm *Test times：6hrs.(Two hrs each in three mutually perpendicular directions) No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics under the operational temperature range within -40 ~ 85°C. Adhesive Strength of Termination JIS C 0051- 7.4.3 *Pressurizing force： 5N(≦0603)；10N(>0603) *Test time：10±1 sec No remarkable damage or removal of the termination. Approval sheet Page 7 of 9 ASC_RFECA3216060A1T_V07 May. 2013 Bending test JIS C 0051- 7.4.1 The middle part of substrate shall be pressurized by means of the pressurizing rod at a rate of about 1 mm/s per second until the deflection becomes 1mm/s and then pressure shall be maintained for 5±1 sec. Measurement to be made after keeping at room temperature for 24±2 hours No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics under the operational temperature range within -40 ~ 85°C. Temperature cycle JIS C 0025 1. 30±3 minutes at -40°C±3°C, 2. 10~15 minutes at room temperature, 3. 30±3 minutes at +85°C±3°C, 4. 10~15 minutes at room temperature, Total 100 continuous cycles Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics under the operational temperature range within -40 ~ 85°C. High temperature JIS C 0021 *Temperature：85°C±2°C *Test duration：1000+24/-0 hours Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Electrical specification shall satisfy the descriptions in electrical…

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