JNZA00174Wireless Headset

English Read Manual Before Product Use. Warning! Exposure to noise above 85 decibels for long periods may cause hearing damage. Protect your hearing by establishing safe volumes. Establish safe listening volumes. –Start your audio playing device with the volume control at its lowest setting. –Slowly increase the volume until you can hear it comfortably and without distortion. –Avoid using this headset in noisy environments where you may want to turn up the volume. –Turn down the volume if you cannot hear people speaking near you. Listen safely. To use this headset safely, avoid listening at high sound levels. Follow the guidelines established by the U.S. Occupational Safety Health Administration on maximum time exposure to sound pressure levels before hearing damage occurs: Sound pressure level dB(A) Permissible noise exposure duration per day 908 hours 954 hours 1002 hours Sound pressure level dB(A) Permissible noise exposure duration per day 1051 hour 11030 minutes 115Hearing damage will occur. Protect your hearing during use. If using this headset with an unfamiliar or unstable sound system (airplane, public access ports, etc.) keep volume low to account for possible “break-in” bursts of loud sounds. Hearing damage can be gradual and cumulative. Your ears may adapt over time to a higher volume of sound, which could result in damage to your hearing. Sometimes, no obvious warning signs present for hearing damage. However ringing or buzzing in the ears, difficulty understanding speech, a sensation of pressure or fullness in your ears, or muffling of sounds can indicate hearing damage. If you experience any of these symptoms, STOP using this headset. POWER SUPPLY WARNING! The power supply is for indoor use only. Only use the power supply included with your product. Do not attempt to repair or use a damaged power supply. Do not immerse the power supply in water or subject it to physical abuse. Inspect the power supply regularly for cable, plug, and casing damage. BATTERY WARNING!: Improperly replaced batteries may present a risk of leak or explosion and personal injury. Risk of fire or explosion if the battery is replaced by an incorrect type. Ensure batteries are installed correctly by following the instructions provided. Mistreated rechargeable batteries may present a risk of fire or chemical burn. Do not disassemble or expose to conducting materials, moisture, liquid, or heat above 54° C (130° F). A battery subjected to extremely low air pressure may result in an explosion or the leakage of flammable liquid or gas. Do not use or charge the battery if it appears to be leaking, discolored, deformed, or in any way abnormal. Do not leave your battery discharged or unused for extended periods. Do not short circuit. Your device may contain an internal, rechargeable battery that is not replaceable. Battery life varies with usage. Non-operational batteries should be discarded according to local laws. If no laws or regulations govern, dispose of your device in a waste bin for electronics. Keep batteries away from children. This product is intended to be supplied by a Listed/Certified power supply, rated 5.0Vdc, 500mA minimum, Tma (maximum ambient temperature) 40 degree C and altitude 2000 m. If needed, please contact the Manufacturer for further information. Safe Usage Guidelines for Products –WARNING! The product contains small, detachable parts, which may cause choking, personal injury, or death, especially in children. Please exercise care in the use and handling of small parts, and keep them away from children under 4 years of age. –Only use the provided USB adapter with the Logitech provided product. Do not use the adapter with other products. –Do not open or modify the product except for battery removal and replacement. –Do not disassemble or attempt to service this product. –Use the product with listed/certified ITE computers and accessories. –Connect power supply to a properly wired and grounded electrical outlet. –This product is safe under normal and reasonably foreseeable operating conditions. –If product is operating improperly, call Logitech support. –Product must be returned to the manufacturer for any service or repair. –This is not a Children’s Product and is not intended for use by children under 14 years old. 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 this equipment 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. Warning: Where shielded interface cables or accessories have been provided with the product or specified additional components or accessories elsewhere defined to be used with the installation of the product, they must be used in order to ensure compliance with FCC. Changes or modifications to product not expressly approved by Logitech, Inc c…

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ZONE WIRELESS 2 ZONE WIRELESS 2 650-044657 002 XX % Recycled Plastic * Logi Tune logitech.com/tune USB-C USB-A USB-C 650-044657 002 2-year limited hardware warranty Please refer to the inside of the box for further warranty details logitech.com/zonewireless2 Certied for Microso Teams. Works with common calling applications across almost all platforms and operating systems. Whats in the box – Headset – USB-C receiver – USB-A adapter – USB-C to C charging cable – Travel bag – User documentation Images are illustrative and may vary from actual product. ©2022 Logitech. Logitech, Logi, and their logos are trademarks or registered trademarks of Logitech Europe S.A. or its aliates in the U.S. and/or other countries. Apple, the Apple logo, iPad, and iPhone are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc. Google Play and the Google Play logo are trademarks of Google LLC. The Bluetooth ® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Logitech is under license. Microso Teams, the “Certied for Microso Teams” badge are trademarks of the Microso group of companies. USB-C and all other trademarks are the property of their respective owners. 2년 제한 하드웨어 보증 logitech.com/zonewireless2 Microso Teams 인증. 대부분의 플랫폼 및 운영 체제에서 일반적으로 사용되는 통화 애플리케이션을 지원합니다. 내용물 – 헤드셋 – USB-C 수신기 – USB-A 어댑터 – USB-C to C 충전 케이블 – 휴대용 가방 – 사용 설명서 이미지는 참조용이며 실제 제품과는 다를 수 있습니다. ©2022 Logitech. Logitech, Logi, 및 해당 로고는 미국과 기타 국가에서 Logitech Europe S.A. 또는 그 계열사의 상표 또는 등록 상표입니다. Apple, Apple 로고, iPad, iPhone은 Apple Inc.의 상표로서 미국 및 기타 국가에 등록되어 있습니다. App Store 는 Apple Inc.의 서비스 마크입니다. Google Play 및 Google Play 로고는 Google LLC.의 상표입니다. Bluetooth ® 마크와 로고는 Bluetooth SIG, Inc.가 소유한 등록 상표이며 로지텍은 라이센스 하에 이러한 상표를 사용합니다. Microso Teams, “Certied for Microso Teams” 배지는 Microso 그룹의 상표입니다. USB-C 및 그 밖의 모든 상표는 해당 소유자의 자산입니다. 2 logitech.com/zonewireless2 Microso Teams – – USB-C – USB-A – USB-C USB-C – – © 2022 Logi Logitech Europe S.A. Apple Apple iPad iPhone Apple Inc. App Store Apple Inc. Google Play Google Play Google LLC. Bluetooth SIG Inc. Microso TeamsCertied for Microso Teams Microso USB-C Zone Wireless 2 MSFT981-001153 Wireless Bluetooth ® headset with digital hybrid ANC and advanced noise-canceling mic 무선 Bluetooth ® 헤드셋 - 디지털 하이브리드 ANC 및 고급 노이즈 캔슬링 마이크 탑재 ANC Wireless Bluetooth ® headset with digital hybrid ANC and advanced noise-canceling mic 무선 Bluetooth ® 헤드셋 - 디지털 하이브리드 ANC 및 고급 노이즈 캔슬링 마이크 탑재 ANC For further information visit자세한 내용은 다음 사이트 참조Logitech.com/carbonclarity By choosing this product, you are supporting responsible management of the world’s forests. ® ANC A00174 Rating PIDS/N PIDS/N PID3S/N1-2 Logitech Europe S.A. 2 886-3-5778241 123 6 4 886-2-27466601 NASDAQ: LOGI Made in China 중국 제조 * Zone Wireless 2 plastic content: minimum XX% post-consumer recycled plastic. Excludes XXXXX. * Zone Wireless 2 플라스틱 함량: 소비 후 재활용 플라스틱 XX% 이상 포함. XXXXX 제외. * Zone Wireless 2 XX% XXXXX M/N: A00174 XXXXX R-R-DZL-A00174 A00174 Logitech Inc. 제품의 PID or S/N 번호 참조 인 증 번 호 (Certification No.) 모 델 명 (Model) 신청인/제 조 자 (Applicant)/(Manufacturer) 제 조 년 월 Manufacturing Date IS 616/ IEC 60065 R-XXXXXXXX www.bis.gov.in XXX/SDPPI/XXX XXXX M/N: A00174M/N: C-U0008 Logitech Asia Pacic Ltd. Tel : 852-2624-3600 Fax : 852-2520-2230 Logitech Singapore Pte Ltd. Tel : 65-3163-2501 Fax : 65-6270-5016 Logitech Australia Computer Peripherals Pty Ltd. Tel : 61-2-9764-8300 Fax: 61-2-9642-0151 FPO 1a 23 4a 4b logitech.com/support/zonewireless2 logitech.com/tune Logi Tune USB-CUSB-C 1b USB-C USB-A ZONE WIRELESS 2 2 sec. 2x 3x + – 1x 2 sec. 2 sec. 1x ANC LOFF H Project Date File Name P/N Cybermorph ZONE Wireless 2 MSFT B2B No Charging Stand/NCS (brown box) 25 July 2022 PKG_4287 PDM-650-044657 002 Cybermorph Zone Wireless 2 MSFT B2B NCS TWKR 22 - 311.ai 650-044657 Rev 002 Dieline DWS650044095 B2B FLAT HEADSET PIZZA BOX FinishN/A Print size Trim size 481mm x 621mm 481mm x 621mm Fonts Brown Logitech Pan Black Dieline (does not print) USE SOY OR VEGETABLE INKS Inks

Declaration letter Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 Subject: D declaration letter for label requirement Date: 2023-03-20 FCC ID: JNZA00174 The label is permanently affixed on the ear pads. The ear pads are removed so that the label is viewable when purchased. The users can see the FCC ID when they are putting on the ear-caps of ear pads. The ear-caps can be opened without any special tools. Please don’t hesitate to contact us if you have any question(s). Thank you! ----------------------------------- Paul Zahra / Senior manager, Compliance Engineering LOGITECH FAR EAST LTD. Tel: +1-510-713-5436 E- mail: [email protected]

Date: 2023-03-20 FCC ID: JNZA00174 To the attention of Federal Communications Commission Authorization and Evaluation Division Attestation Statements Attestation Statements Part 2.911(d)(5)(i) Filing LOGITECH FAR EAST 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. Attestation Statements Part 2.911(d)(5)(ii) Filing LOGITECH FAR EAST 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 yours, ----------------------------------------------- Paul Zahra / Senior Manager, Compliance Engineering LOGITECH FAR EAST LTD. Tel: +1-510-713-5436 E-mail: [email protected]

Date: 3/29/2023 Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(7) FCC US Agent Letter of Attestation FCC ID: JNZA00174 To whom it may concern: FCC US Agent Agent Company Name: Logitech, Inc. FCC FRN: 0005921077 Agent Contact Name: Paul Zahra Agent US Address: 7700 Gateway Boulevard, Newark, California 94560 Agent Email Address: [email protected] This letter is to confirm that we have accepted the responsibility to act as US Agent on behalf of Logitech Far East, Ltd. (“the applicant”) for the above referenced FCC ID. We are aware of the requirements and responsibilities of the applicant’s agent for service of process as outlined in the FCC section 2.911(d)(7) and Report and Order FCC 22-84 paragraph 63. Sincerely, Paul Zahra Senior Manager, Compliance Engineering Logitech, Inc.

Date: 3/29/2023 Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(7) Agent Designation Attestation FCC ID: JNZA00174 Logitech Far East, Ltd., (“the applicant”) as required by section 2.911(d)(7), designates the following agent, located in the United States, for purposes of acting as the applicant’s agent for service of process. The applicant acknowledges that they will 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. The applicant further acknowledges their responsibility under CFR 47 §2.929(c) to inform the FCC whenever the agent information changes. U.S. Agent Information: Contact Person: Paul Zahra Company Name: Logitech, Inc. Company Address: 7700 Gateway Boulevard, Newark, California 94560 Email: [email protected] Sincerely yours, Name: Rick Lien Job Title: Head of Product Compliance Company Name: Logitech Far East, Ltd. mail address: [email protected] Tel: 886-3-612-2189

Date: 02/05/2024 FCC ID: JNZA00174 To the attention of Federal Communications Commission Authorization and Evaluation Division Attestation Statements Attestation Statements Part 2.911(d)(5)(i) Filing LOGITECH FAR EAST 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. Attestation Statements Part 2.911(d)(5)(ii) Filing LOGITECH FAR EAST 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 yours, ----------------------------------------------- David W Crawford / Senior Manager, Compliance Engineering LOGITECH FAR EAST LTD. Tel: +1-360-817-1253 E-mail: [email protected]

Date: 02/05/2024 Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(7) FCC US Agent Letter of Attestation FCC ID: JNZA00174 Applicant (Grantee) FRN: 0007134034 To whom it may concern: FCC US Agent Agent Company Name: Logitech, Inc. Agent FRN: 0005921077 Agent Contact Name: David W Crawford Agent US Address: 4700 NW Camas Meadows Drive, Camas, WA 98607 Agent Email Address: [email protected] This letter is to confirm that we have accepted the responsibility to act as US Agent on behalf of Logitech Far East, Ltd. (“the applicant”) for the above referenced FCC ID. We are aware of the requirements and responsibilities of the applicant’s agent for service of process as outlined in the FCC section 2.911(d)(7) and Report and Order FCC 22-84 paragraph 63. This letter supersedes the previous version for purposes of updating the U.S. Agent contact information due to changes in responsibilities. Sincerely, ______ David W Crawford Senior Manager, Compliance Engineering Logitech, Inc.

Date: 02/05/2024 Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(7) Agent Designation Attestation FCC ID: JNZA00174 Applicant (Grantee) FRN: 0007134034 Logitech Far East, Ltd., (“the applicant”) as required by section 2.911(d)(7), designates the following agent, located in the United States, for purposes of acting as the applicant’s agent for service of process. The applicant acknowledges that they will 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. The applicant further acknowledges their responsibility under CFR 47 §2.929(c) to inform the FCC whenever the agent information changes. This letter supersedes the previous version for purposes of updating the U.S. Agent contact information due to changes in responsibilities. U.S. Agent Information: Contact Person: David W Crawford Company Name: Logitech, Inc. Company FRN: 0005921077 Company Address: 4700 NW Camas Meadows Drive, Camas, WA 98607 Email: [email protected] Sincerely yours, ________ Name: Rick Lien Job Title: Head of Product Compliance Company Name: Logitech Far East, Ltd. Email: [email protected] Tel: +886-3-5778241 #2189

LOGITECH FAR EAST LTD. 7700 Gateway Boulevard Newark California United States Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 Subject: Request for Confidentiality FCC ID: JNZA00174 To Whom It May Concern: Pursuant to the provisions of Sections 0.457 and 0.459 of the Commission’s rules (47 CFR §§ 0.457, 0.459), we are requesting the Commission to withhold the following attachments as confidential document from public disclosure indefinitely. Schematic Diagram Block Diagram Theory of Operation Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In additional to above mentioned documents, pursuant to Public Notice DA 04-1705 of the Commission’s policy, in order to comply with the marketing regulations in 47 CFR §2.803 and the importation rules in 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices. We are requesting the commission to grant short-term confidentiality request on the following attachments until 180 days after the Grant of Equipment Authorization. External Photos Internal Photos User Manual Test Setup photos It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Best Regards Paul Zahra / Senior Manager, Compliance Engineering LOGITECH FAR EAST LTD. Tel: +1-510-713- 5436 E- mail: [email protected] 03/20/2023

LOGITECH FAR EAST LTD. 7700 Gateway Boulevard Newark California United States Date: 2023-03-20 FCC ID: JNZA00174 AUTHORIZATION LETTER To Whom It May Concern: LOGITECH FAR EAST LTD. hereby authorizes Debby Lin / Senior Specialist of Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch (“BV CPS Taoyuan”), to act on its behalf in all matters relating to the Federal Communication Commission (“FCC”) application for equipment authorization in connection with the FCC ID listed above, including signing of all documents relating to these matters. Any and all acts carried out by Debby Lin / Senior Specialist of BV CPS Taoyuan on LOGITECH FAR EAST LTD.’s behalf, within the scope of the powers granted herein, shall have the same effect as acts of its own. If you have any questions regarding the authorization, please don’t hesitate to contact us. Sincerely yours, ----------------------------------------------- Paul Zahra / Senior Manager, Compliance Engineering LOGITECH FAR EAST LTD. Tel: +1-510-713-5436 E- mail: [email protected]

LOGITECH FAR EAST LTD. #2 Creation Rd. 4, Science-Based Ind. Park Hsinchu Taiwan, R.O.C. Date: 2024-02-16 A U T H O R I Z A T I O N L E T T E R To whom it may concern: I, the undersigned Rick Lien of LOGITECH FAR EAST LTD. hereby authorize David W Crawford of Logitech, Inc. to act on my behalf in all matters relating to all processes required in FCC and any communication needed with the national authority. Any and all acts carried out by David W Crawford on my behalf shall have the same effects as acts of our own. If you have any questions regarding the authorization, please don’t hesitate to contact us. Thank you! Sincerely yours, ----------------------------------- Rick Lien / Head of Product Compliance Tel: +886-3-5778241 #2189 Fax: +886-3-5792394 Email: [email protected]

Reference No.:BDKG-WTW-P22090082 Page 1/9 CONSTRUCTION PHOTOS OF EUT Reference No.:BDKG-WTW-P22090082 Page 2/9 Reference No.:BDKG-WTW-P22090082 Page 3/9 Reference No.:BDKG-WTW-P22090082 Page 4/9 Reference No.:BDKG-WTW-P22090082 Page 5/9 Reference No.:BDKG-WTW-P22090082 Page 6/9 Reference No.:BDKG-WTW-P22090082 Page 7/9 Reference No.:BDKG-WTW-P22090082 Page 8/9 Reference No.:BDKG-WTW-P22090082 Page 9/9

FCC/IC LABEL LOCATION The label will be permanently affixed at a conspicuous location on the device. Speaker L Speaker R FCC ID: JNZA00174 IC: 4418A-A00174

Reference No.:BDKG-WTW-P22090082 Page 1/13 CONSTRUCTION PHOTOS OF EUT Reference No.:BDKG-WTW-P22090082 Page 2/13 Reference No.:BDKG-WTW-P22090082 Page 3/13 Reference No.:BDKG-WTW-P22090082 Page 4/13 Reference No.:BDKG-WTW-P22090082 Page 5/13 Reference No.:BDKG-WTW-P22090082 Page 6/13 Reference No.:BDKG-WTW-P22090082 Page 7/13 Reference No.:BDKG-WTW-P22090082 Page 8/13 Reference No.:BDKG-WTW-P22090082 Page 9/13 Reference No.:BDKG-WTW-P22090082 Page 10/13 Reference No.:BDKG-WTW-P22090082 Page 11/13 Reference No.:BDKG-WTW-P22090082 Page 12/13 Reference No.:BDKG-WTW-P22090082 Page 13/13

SAR Test Report Report Format Version 5.0.0 Page No. : 1 of 24 Report No. : SFBDKG-WTW-P22090082 Issued Date : Mar. 21, 2023 SAR Test Report Report No. : SFBDKG-WTW-P22090082 Applicant : Logitech Far East Ltd. Address : 7700 Gateway Boulevard Newark California United States Product : Wireless Headset FCC ID : JNZA00174 Brand : Logitech/logitech/logi Model No. : A00174 FCC Rule Part CFR §2.1093 Standards : IEEE Std 1528:2013, KDB 865664 D01 v01r04, KDB 865664 D02 v01r02, KDB 447498 D04 Interim General RF Exposure Guidance v01 Sample Received Date : Sep. 27, 2022 Date of Testing : Mar. 07, 2023 Lab Address : No. 47-2, 14th Ling, Chia Pau Vil., Lin Kou Dist., New Taipei City, Taiwan Test Location : No. 19, Hwa Ya 2nd Rd., Wen Hwa Vil., Kwei Shan Dist., Taoyuan City, Taiwan CERTIFICATION: The above equipment have been tested by Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch–Lin Kou Laboratories, and found compliance with the requirement of the above standards. The test record, data evaluation & Equipment Under Test (EUT) configurations represented herein are true and accurate accounts of the measurements of the sample’s SAR characteristics under the conditions specified in this report. It should not be reproduced except in full, without the written approval of our laboratory. The client should not use it to claim product certification, approval, or endorsement by TAF or any government agencies. Prepared By : Gina Liu / Specialist Approved By : Gordon Lin / Manager FCC Accredited No.: TW0003 This report is governed by, and incorporates by reference, the Conditions of Testing as posted at the date of issuance of this report at http://www.bureauveritas.com/home/about-us/our- business/cps/about-us/terms-conditions/ and is intended for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to us. Measurement uncertainty is only provided upon request for accredited tests. Statements of conformity are based on simple acceptance criteria without taking measurement uncertainty into account, unless otherwise requested in writing. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence or if you require measurement uncertainty; provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. SAR Test Report Report Format Version 5.0.0 Page No. : 2 of 24 Report No. : SFBDKG-WTW-P22090082 Issued Date : Mar. 21, 2023 Table of Contents Release Control Record ............................................................................................................................................................... 3 1. Summary of Maximum SAR Value ....................................................................................................................................... 4 2. Description of Equipment Under Test ................................................................................................................................. 5 3. SAR Measurement System ................................................................................................................................................... 6 3.1 Definition of Specific Absorption Rate (SAR) ............................................................................................................... 6 3.2 SPEAG DASY6 System ............................................................................................................................................... 6 3.2.1 Robot ............................................................................................................................................................... 7 3.2.2 Probes ............................................................................................................................................................. 8 3.2.3 Data Acquisition Electronics (DAE) .................................................................................................................. 8 3.2.4 Phantoms ......................................................................................................................................................... 8 3.2.5 Device Holder .................................................................................................................................................. 9 3.2.6 System Validation Dipoles ............................................................................................................................. 10 3.2.7 Power Source ................................................................................................................................................ 10 3.2.8 Tissue Simulating Liquids .............................................................................................................................. 11 3.3 SAR System Verification ............................................................................................................................................ 13 3.4 SAR Measurement Procedure ................................................................................................................................... 14 3.4.1 Are…

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Plots of System Verification Page No. : 1 of 2 Appendix A. Plots of System Verification The plots for system verification are shown as follows. Report No.: SFBDKG-WTW-P22090082 Plots of System Verification Page No. : 2 of 2 Test Laboratory: Bureau Veritas ADT SAR/HAC Testing Lab Date: 2023/03/07 S01 System Check_H2450_230307 DUT: Dipole 2450 MHz; Type: D2450V2; SN: 737 Communication System: UID 0, CW; Frequency: 2450 MHz;Duty Cycle: 1:1 Medium: H06T27N3_0307 Medium parameters used: f = 2450 MHz; σ = 1.833 S/m; ε r = 38.288; ρ = 1000 kg/m 3 Ambient Temperature：22.2 °C ; Liquid Temperature：21.7°C DASY5 Configuration: - Probe: EX3DV4 - SN7472; ConvF(7.89, 7.89, 7.89) @ 2450 MHz; Calibrated: 2022/05/27 - Sensor-Surface: 1.4mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1698; Calibrated: 2022/11/17 - Phantom: Twin SAM Phantom_1823; Type: QD 000 P40 CD; - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7501) Pin=50mW/Area Scan (81x81x1): Interpolated grid: dx=1.200 mm, dy=1.200 mm Maximum value of SAR (interpolated) = 4.75 W/kg Pin=50mW/Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 50.83 V/m; Power Drift = -0.02 dB Peak SAR (extrapolated) = 5.81 W/kg SAR(1 g) = 2.75 W/kg; SAR(10 g) = 1.29 W/kg (SAR corrected for target medium) Maximum value of SAR (measured) = 4.67 W/kg Report No.: SFBDKG-WTW-P22090082 Plots of Measurement Page No. : 1 of 2 Appendix B. Plots of Measurement The SAR plots for highest measured SAR in each exposure configuration, wireless mode and frequency band combination are shown as follows. Report No.: SFBDKG-WTW-P22090082 Plots of Measurement Page No. : 2 of 2 Test Laboratory: Bureau Veritas ADT SAR/HAC Testing Lab Date: 2023/03/07 P01 BT_BDR_Left Ear of Headset_0mm_Ch39 DUT: BDKG-WTW-P22090082 Communication System: UID 10032 - CAA, IEEE 802.15.1 Bluetooth (GFSK, DH5); Frequency: 2441 MHz;Duty Cycle: 1:1.30 Medium: H06T27N3_0307 Medium parameters used: f = 2441 MHz; σ = 1.826 S/m; ε r = 38.301; ρ = 1000 kg/m 3 Ambient Temperature：22.2 °C ; Liquid Temperature：21.7°C DASY5 Configuration: - Probe: EX3DV4 - SN7472; ConvF(7.89, 7.89, 7.89) @ 2441 MHz; Calibrated: 2022/05/27 - Sensor-Surface: 1.4mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1698; Calibrated…

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