IPH-A04825Marine Stereo

Rev 1/26/2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 7/20/2026 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: IPH-A04825 Garmin International, Inc., Garmin certifies that, as of the date of the filing of the application, Garmin International, Inc. is our designated U.S. agent for service of process for the above referenced FCC ID. Garmin International, Inc., 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. Garmin International, Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: FRN: 0005088588 Name: Garmin International, Inc. Address: 1200 East 151 st Street, Olathe, Kansas, 66062 Contact Person: Ben Karsak Tel.: 913-440-1946 Email: [email protected] Sincerely, Ben Karsak Manager Compliance Engineering

March 13, 2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Innovation, Science and Economic Development Canada Certification and Engineering Bureau 3701 Carling Avenue PO Box 11490, Station H Ottawa, Ontario, Canada K2H 8S2 To Whom It May Concern: Pursuant to 47 CFR 2.911, Garmin International, Inc. (Garmin) has authorized the following Garmin Corporation Associates to act on Garmin's behalf for the sole and express purpose of processing applications to the Federal Communication Commission (FCC) and Innovation, Science and Economic Development Canada (ISED) for equipment authorization or certification. Mr. Cu Lin, Mrs. Daphne Chan, Compliance team leader Mrs. Ginny Lu, Compliance Engineer Mr. AC Wang, Compliance Engineer Mr. Owen Pan, Compliance Engineer As such, the Garmin Associates listed above are authorized to: 1) sign Form 731, 2) sign letters of application, 3) request confidentiality, and 4) exchange data and information with the FCC, IC and/or authorized TCBs on behalf of Garmin. In addition, these individuals shall be considered "authorized individuals" to act on Garmin's behalf where an "authorized individual's" attestation is necessary or preferred. This authorization remains in effect until notified to the contrary by Garmin. Sincerely, Ben Karsak Manager Compliance Engineering Garmin International, Inc.

Report No.: FA5D3115 Page : 1 of 6 Report Version: Rev. 01 FCC RF Exposure Report FCC ID : IPH-A04825 Equipment : Marine Stereo Model No. : A04825 Brand Name : GARMIN Applicant : Garmin International, Inc. Address : 1200 E. 151st Street Olathe, KS 66062 United States Standard : 47 CFR FCC Part 2.1091 Received Date : Dec. 31, 2025 Tested Date : Mar. 05 ~ Mar. 12, 2026 We, International Certification Corporation, would like to declare that the tested sample has been evaluated and in compliance with the requirement of the above standards. The test results contained in this report refer exclusively to the product. It shall not be reproduced except in full without the written approval of our laboratory. Reviewed by: Approved by: Along Chen / Manager Gary Chang / Manager Report No.: FA5D3115 Page : 2 of 6 Report Version: Rev. 01 Table of Contents 1 RF EXPOSURE TEST EXEMPTIONS ................................................................................................... 4 1.1 1-mW TEST EXEMPTION ..................................................................................................................... 4 1.2 SAR-BASED EXEMPTION .................................................................................................................... 4 1.3 MPE-BASED EXEMPTION .................................................................................................................... 4 1.4 DEVIATION FROM TEST STANDARD AND MEASUREMENT PROCEDURE ................................... 5 1.5 MEASUREMENT UNCERTAINTY ......................................................................................................... 5 1.6 EXEMPTION CALCULATION ................................................................................................................ 5 2 TEST LABORATORY INFORMATION ................................................................................................. 6 Report No.: FA5D3115 Page : 3 of 6 Report Version: Rev. 01 Release Record Report No. Version Description Issued Date FA5D3115 Rev. 01 Initial issue Jun. 03, 2026 Report No.: FA5D3115 Page : 4 of 6 Report Version: Rev. 01 1 RF Exposure Test Exemptions 1.1 1-mW TEST EXEMPTION Available maximum time-averaged power is no more than 1 mW. 1.2 SAR-BASED EXEMPTION This exemption is applicable to the frequency range between 300 MHz and 6 GHz, with test separation distances between 0.5 cm and 40 cm, and for all RF sources in fixed, mobile, and portable device exposure conditions. The maximum time-averaged power or effective radiated power (ERP), whichever is greater, ≤ Pth Pth (mW) = ERP 20cm (d/20) x d≤20cm Pth (mW) = ERP 20cm 20 cm < d ≤40cm Where = - log 10 Pth (mW) = ERP 20cm (mW) = 2040f 0.3GHz ≤ f < 1.5 GHz Pth (mW) = ERP 20cm (mW) = 3060 1.5GHz ≤ f < 6 GHz Frequency (MHz) Power Thresholds mW dBm 663 1353 31.31 699 1426 31.54 704 1436 31.57 777 1585 32.00 824 1681 32.26 902 1840 32.65 1500 ~ 6000 3060 34.86 1.3 MPE-BASED EXEMPTION For a much wider frequency range, from 300 kHz to 100 GHz, applicable for separation distances greater or equal to λ/2π, where λ is the free-space operating wavelength in meters. Radio Source Frequency Minimum Distance Threshold ERP F L MHz F H MHz λ L / 2π λ H / 2π W 0.3 - 1.34 159 m - 35.6 m 1920 R 2 1.34 - 30 35.6 m - 1.6 m 3450 R 2 /f 2 30 - 300 1.6 m - 159 mm 3.83 R 2 300 - 1500 159 mm - 31.8 mm 0.0128 R 2 f 1500 - 100000 31.8 mm - 0.5 mm 19.2 R 2 Note: R is the antenna-person separation distance. Report No.: FA5D3115 Page : 5 of 6 Report Version: Rev. 01 1.4 REFERENCE GUIDANCE FCC KDB 447498 D04 Interim General RF Exposure Guidance v01. 1.5 DEVIATION FROM TEST STANDARD AND MEASUREMENT PROCEDURE None 1.6 MEASUREMENT UNCERTAINTY The measurement uncertainties given below are based on a 95% confidence level (based on a coverage factor (k=2)). Parameters Uncertainty Conducted power ±0.808 dB Declaration of Conformity: The test results with all measurement uncertainty excluded are presented in accordance with the regulation limits or requirements declared by manufacturers. Comments and Explanations: The declared of product specification for EUT presented in the report are provided by the manufacturer, and the manufacturer takes all the responsibilities for the accuracy of product specification. 1.7 EXEMPTION CALCULATION Frequency Range (MHz) Maximum Conducted Power (dBm) Maximum Tune Up Limit (dBm) Antenna Gain (dBi) EIRP (dBm) ERP (dBm) ERP (mW) SAR-Based Exemption Thresholds (mW) Ratio Pass/ Fail 2402-2480 9.77 10 3.07 13.07 10.92 12.36 3060 0.004 Pass Note: Minimum separation distance = 20 cm. Report No.: FA5D3115 Page : 6 of 6 Report Version: Rev. 01 2 Test laboratory information Established in 2012, ICC provides foremost EMC & RF Testing and advisory consultation services by our skilled engineers and technicians. Our services employ a wide variety of advanced edge test equipment and one of the widest certification extents in the business. International Certification Corporation (EMC and Wireless Communication Laboratory), it is our definitive objective is to institute long term, trust-based associations with our clients. The expectation we set up with our clients is based on outstanding service, practical expertise and devotion to a certified value structure. Our passion is to grant our clients with best EMC / RF services by oriented knowledgeable and accommodating staff. Our Test sites are located at Linkou District and Kwei Shan District. Location map can be found on our website https://www.icertifi.com.tw. Linkou Kwei Shan Kwei Shan Site II Tel: 886-2-2601-1640 Tel: 886-3-271-8666 Tel: 886-3-271-8640 No.30-2, Ding Fwu Tsuen, Lin Kou District, New Taipei City, Taiwan (R.O.C.) No.3-1, Lane 6, Wen San 3rd St., Kwei Shan Dist., Tao Yuan City 33381, Taiwan (R.O.C.) No.2-1, Lane 6, Wen San 3rd St., Kwei Shan Dist., Tao Yuan City 33381, Taiwan (R.O.C.) No.14-1, Lane 19, Wen San 3rd St., Kwei Shan Dist., Tao Yuan City 33381, Taiwan (R.O.C.) Zhonghe Tel: 886-2-2222-0288 1F, No. 6, Jia…

Text truncated - open the document above for the full version.

Report No.: FR5D3115AD Page : 1 of 22 Report Version: Rev. 01 FCC Test Report FCC ID : IPH-A04825 Equipment : Marine Stereo Model No. : A04825 Brand Name : GARMIN Applicant : Garmin International, Inc. Address : 1200 E. 151st Street Olathe, KS 66062 United States Standard : 47 CFR FCC Part 15.247 Received Date : Dec. 31, 2025 Tested Date : Mar. 05 ~ Mar. 12, 2026 We, International Certification Corporation, would like to declare that the tested sample has been evaluated and in compliance with the requirement of the above standards. The test results contained in this report refer exclusively to the product. It shall not be reproduced except in full without the written approval of our laboratory. Reviewed by: Approved by: Along Chen / Manager Gary Chang / Manager Report No.: FR5D3115AD Page : 2 of 22 Report Version: Rev. 01 Table of Contents 1 GENERAL DESCRIPTION .................................................................................................................... 5 1.1 Information.............................................................................................................................................. 5 1.2 Local Support Equipment List ................................................................................................................ 8 1.3 Test Setup Chart .................................................................................................................................... 9 1.4 The Equipment List .............................................................................................................................. 10 1.5 Test Standards ..................................................................................................................................... 11 1.6 Reference Guidance ............................................................................................................................ 11 1.7 Deviation from Test Standard and Measurement Procedure ............................................................... 11 1.8 Measurement Uncertainty .................................................................................................................... 11 2 TEST CONFIGURATION ..................................................................................................................... 12 2.1 Testing Facility ..................................................................................................................................... 12 2.2 The Worst Test Modes and Channel Details ....................................................................................... 12 3 TRANSMITTER TEST RESULTS ....................................................................................................... 13 3.1 Unwanted Emissions into Restricted Frequency Bands ...................................................................... 13 3.2 Unwanted Emissions into Non-Restricted Frequency Bands .............................................................. 16 3.3 Conducted Output Power ..................................................................................................................... 17 3.4 Number of Hopping Frequency ............................................................................................................ 18 3.5 20dB and Occupied Bandwidth ............................................................................................................ 19 3.6 Channel Separation .............................................................................................................................. 20 3.7 Number of Dwell Time .......................................................................................................................... 21 4 TEST LABORATORY INFORMATION ............................................................................................... 22 Appendix A. Unwanted Emissions into Restricted Frequency Bands Appendix B. Unwanted Emissions into Non-Restricted Frequency Bands Appendix C. Conducted Output Power Appendix D. Number of Hopping Frequency Appendix E. 20dB and Occupied Bandwidth Appendix F. Channel Separation Appendix G. Number of Dwell Time Report No.: FR5D3115AD Page : 3 of 22 Report Version: Rev. 01 Release Record Report No. Version Description Issued Date FR5D3115AD Rev. 01 Initial issue Jun. 03, 2026 Report No.: FR5D3115AD Page : 4 of 22 Report Version: Rev. 01 Summary of Test Results FCC Rules Test Items Measured Result 15.207 AC Power Line Conducted Emission Note N/A 15.247(d) 15.209 Unwanted Emissions [dBuV/m at 3m]: 57.16MHz 29.69 (Margin -10.31dB) - PK Pass 15.247(d) Band Edge Meet the requirement of limit Pass 15.247(b)(1) Conducted Output Power Power [dBm]: 9.97 Pass 15.247(a)(1)(iii) Number of Hopping Channels Meet the requirement of limit Pass 15.247(a)(1) Hopping Channel Separation Meet the requirement of limit Pass 15.247(a)(1)(iii) Dwell Time Meet the requirement of limit Pass 15.203 Antenna Requirement Meet the requirement of limit Pass N/A means Not Applicable. Note: The EUT consumes DC power, so the test is not required. Declaration of Conformity: The test results with all measurement uncertainty excluded are presented in accordance with the regulation limits or requirements declared by manufacturers. Comments and Explanations: The declared of product specification for EUT presented in the report are provided by the manufacturer, and the manufacturer takes all the responsibilities for the accuracy of product specification. Report No.: FR5D3115AD Page : 5 of 22 Report Version: Rev. 01 1 General Description 1.1 Information 1.1.1 Specification of the Equipment under Test (EUT) RF General Information Frequency Range (MHz) Bluetooth Mode Ch. Frequency (MHz) Channel Number Data Rate 2400-2483.5 BR 2402-2480 0-78 [79] 1 Mbps 2400-2483.5 EDR 2402-2480 0-78 [79] 2 Mbps 2400-2483.5 EDR 2402-2480 0-78 [79] 3 Mbps Note 1: RF output power specifies that Maximum Peak Conducted Output Power. Note 2: Bluetooth…

Text truncated - open the document above for the full version.

Antenna Data Sheet Antenna Manufacturer Information: Antenna(s) are manufactured and designed at Garmin headquarters located at 1200 E. 151 st Street, Olathe, KS, 66062, USA. Garmin is an antenna manufacturer that specializes in antenna construction and has been a technology leader in high performance antenna design for over thirty years. State-of-the art equipment is used to design, measure, and analyze new designs that are superior to competitor designs and highly proprietary in nature. Antenna Description: This data sheet contains the antenna gain information for the 105-04827-01 for Garmin Model A04825. The approximate operational frequency band of these technologies is given, and the maximum gain within the frequency band is shown in table 1. Table 1 Antenna Gain: Antenna Model Number Antenna Type Antenna Maximum Gain Antenna Approximate Frequency Band 105-04827-01 Dipole 3.07 dBi 2400 to 2480 MHz Additional Information: Contact Garmin for other information regarding antenna design, dimensions, cable length, etc.