2AN4C-YHE700BHEADPHONES

Please read these precautions carefully before using this product. Points that must be observed Be sure to carefully read and observe the following precautions to avoid harm to yourself or to others, as well as damage to your personal property. After reading, please keep this document readily available for anyone who uses this product. • For inspection or repair, please contact one of the following customer centers. - The store where you purchased the product - Yamaha dealer • This product is intended for use as a general household device. Do not use it in any field or activity requiring a high degree of reliability in regard to human lives or valuable assets. • Please note that Yamaha accepts no liability for any losses resulting from improper use or unauthorized modification of this product. These precautions alert you to the possibility of death or serious injury to yourself or others. Handling • Do not use this product while driving or cycling. Also, do not use this product when you need to hear what is going on around you, such as at a railroad crossing or construction site. Reduced ability to hear surrounding sound increases the risk of an accident. If you notice any abnormality • If any of the following abnormalities occur, stop using this product immediately. - Unusual smells, sounds or smoke coming from the product - Foreign matter or water gets inside the product - An unusual amount of heat from the product - Cracks or damage to the product Continuing to use the product as-is may result in burns, injury, fire ignition, explosion, fluid leakage, electrical shock or malfunction. Have the product inspected or repaired immediately. Charging • To charge this product, connect it to the USB port of a commercially available USB power adaptor (5 V DC, min. 0.5 A output). Incorrect connection may cause a fire, explosion, fluid leakage, electric shock or malfunctions. For details on charging, refer to the User Guide. • Charge this product within the specified charging temperature range. Charging at a temperature outside this range may cause a fire, explosion, fluid leakage, electric shock, or malfunction. Charging temperature : 5 – 40 °C • Do not use the supplied USB power cable for other devices. Use only the supplied USB power cable to charge this product. Failure to observe this may cause a fire, burns, or malfunction. • Do not cover the product with blankets, clothing or similar materials while being used or charged. This may cause overheating or ignite a fire. • Never charge this product when it is wet. This may cause a fire, explosion, fluid leakage, electrical shock or malfunction. Battery use • Do not dispose of batteries in a fire or hot oven, or mechanically crush or cut the battery. Doing so may cause an explosion. • Do not leave the batteries in a place with extremely high ambient temperature. This may result in an explosion, or cause the flammable liquid or gas to leak. • Do not subject the batteries to extremely low air pressure. This may result in an explosion or the leakage of flammable liquid or gas. Do not disassemble • Do not disassemble or modify this product. Failure to observe this may cause a fire, electric shock, injury or malfunction. Water warning • This product and the included USB power cable: Do not use these products in damp or wet conditions, such as in a bathroom or rainy outdoor location. Also, do not get the products wet with sweat, rainwater or seawater. Liquids such as water or foreign matter that get into these products may cause a fire, explosion, water leakage, electric shock or malfunction. When charging, make sure that the headphones and the included USB power cable are not wet. If they are wet, wipe them off with a soft, dry cloth. • Do not handle this product with wet hands. Failure to observe this may cause fire, explosion, fluid leakage, electric shock or malfunction. Fire warning • Do not use open flame near this product. Failure to observe this may cause a fire, explosion, fluid leakage, electric shock or malfunction. Handling • Do not drop this product or apply any strong impact to the product. Failure to observe this may cause a fire, explosion, fluid leakage, electric shock or malfunction. Wireless unit • Do not use this product in an area where the use of radio waves is restricted, such as near medical devices. Otherwise, radio waves emitted from this product may affect the operation of medical electric equipment. When using this product in an airplane, follow the instructions of the crew. • Do not use this product within 15 cm (6 in) of a person with a heart pacemaker implant or a defibrillator implant. Otherwise, radio waves emitted from this product may affect the operation of the pacemaker implant or the defibrillator implant. These precautions alert you to the possibility of physical injury to yourself or others. Hearing loss • Do not expose yourself to high volume sound for an extended period of time. Otherwise, hearing loss may be caused. Avoid listening for more than 40 hours per week at a volume level of 80 dB (A), or more than five hours per week at a volume level of 89 dB (A). If you experience any hearing abnormality, consult a physician. • Turn the volume of this product and any connected devices all the way down before connecting. Otherwise, hearing loss may result. Handling • If the headphones irritate your skin, stop using them. Otherwise, inflammation or rash may be caused. Follow the precautions below to avoid malfunction and damage to this product and to prevent the loss of data. • Do not store this product in the following places. - Direct sunlight - Extremely high or low temperatures - Excessive dust Otherwise, malfunction or damage to the product may be caused. • Use a soft, dry cloth to clean this product. Do not use benzene, thinner, detergents, chemical wiping cloths or cleaning fluids that contain alcohol when wiping the surface of this product, as this may cause discoloration or deformation. • Do not place or ho…

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EN SIMPLIFIED EU DECLARATION OF CONFORMITY / SIMPLIFIED UK DECLARATION OF CONFORMITY Hereby, Yamaha Music Europe GmbH declares that the radio equipment type [ YH-E700B] is in compliance with Directive 2014/53/EU and the radio equipment regulations of UK. The full texts of the EU declaration of conformity and the UK declaration of conformity are available at the following internet address: https://europe.yamaha.com/en/support/compliance/doc.html FR DECLARATION UE DE CONFORMITE SIMPLIFIEE Le soussigné, Yamaha Music Europe GmbH, déclare que l'équipement radioélectrique du type [YH-E700B] est conforme à la directive 2014/53/ UE. Le texte complet de la déclaration UE de conformité est disponible à l'adresse internet suivante: https://europe.yamaha.com/en/support/compliance/doc.html DE VEREINFACHTE EU-KONFORMITÄTSERKLÄRUNG Hiermit erklär t Yamaha Music Europe GmbH, dass der Funkanlagentyp [YH-E700B] der Richtlinie 2014/53/EU entspricht. Der vollständige Text der EU-Konformitätserklärung ist unter der folgenden Internetadresse verfügbar: https://europe.yamaha.com/en/support/compliance/doc.html SV FÖRENKLAD EU-FÖRSÄKRAN OM ÖVERENSSTÄMMELSE Härmed försäkrar Yamaha Music Europe GmbH att denna typ av radioutrustning [YH-E700B] överensstämmer med direktiv 2014/53/EU. Den fullständiga texten till EU-försäkran om överensstämmelse finns på följande webbadress: https://europe.yamaha.com/en/support/compliance/doc.html IT DICHIARAZIONE DI CONFORMITÀ UE SEMPLIFICATA Il fabbricante, Yamaha Music Europe GmbH, dichiara che il tipo di apparecchiatura radio [YH-E700B] è conforme alla direttiva 2014/53/UE. Il testo completo della dichiarazione di conformità UE è disponibile al seguente indirizzo Internet: https://europe.yamaha.com/en/support/compliance/doc.html ES DECLARACIÓN UE DE CONFORMIDAD SIMPLIFICADA Por la presente, Yamaha Music Europe GmbH declara que el tipo de equipo radioeléctrico [YH-E700B] es conforme con la Directiva 2014/53/ UE. El texto completo de la declaración UE de conformidad está disponible en la dirección Internet siguiente: https://europe.yamaha.com/en/support/compliance/doc.html PT DECLARAÇÃO UE DE CONFORMIDADE SIMPLIFICADA O(a) abaixo assinado(a) Yamaha Music Europe GmbH declara que o presente tipo de equipamento de rádio [YH-E700B] está em conformidade com a Diretiva 2014/53/UE. O texto integral da declaração de conformidade está disponível no seguinte endereço de Internet: https://europe.yamaha.com/en/support/compliance/doc.html NL VEREENVOUDIGDE EU-CONFORMITEITSVERKLARING Hierbij verklaar ik, Yamaha Music Europe GmbH, dat het type radioapparatuur [YH-E700B] conform is met Richtlijn 2014/53/EU. De volledige tekst van de EU-conformiteitsverklaring kan worden geraadpleegd op het volgende internetadres: https://europe.yamaha.com/en/support/compliance/doc.html BG ОПРОСТЕНА ЕС ДЕКЛАРАЦИЯ ЗА СЪОТВЕТСТВИЕ С настоящото Yamaha Music Europe GmbH дек ларира, че този тип радиосъоръжение [YH-E700B] е в съответствие с Директива 2014/53/ЕС. Цялостният текст на ЕС дек ларацията за съответствие може да се намери на следния интернет адрес: https://europe.yamaha.com/en/support/compliance/doc.html CS ZJEDNODUŠENÉ EU PROHLÁŠENÍ O SHODĚ Tímto Yamaha Music Europe GmbH prohlašuje, že typ rádiového zařízení [YH-E700B] je v souladu se směrnicí 2014/53/EU. Úplné znění EU prohlášení o shodě je k dispozici na této internetové adrese: https://europe.yamaha.com/en/support/compliance/doc.html DA FORENKLET EU-OVERENSSTEMMELSESERKLÆRING Hermed erklærer Yamaha Music Europe GmbH, at radioudstyrstypen [YH-E700B] er i overensstemmelse med direktiv 2014/53/EU. EU- overensstemmelseserklæringens fulde tekst kan findes på følgende internetadresse: https://europe.yamaha.com/en/support/compliance/doc.html ET LIHTSUSTATUD ELI VASTAVUSDEKLARATSIOON Käesolevaga deklareerib Yamaha Music Europe GmbH, et käesolev raadioseadme tüüp [YH-E700B] vastab direktiivi 2014/53/EL nõuetele. ELi vastavusdeklaratsiooni täielik tekst on kättesaadav järgmisel internetiaadressil: https://europe.yamaha.com/en/support/compliance/doc.html EL ΑΠΛΟΥΣΤΕΥΜΕΝΗ ΔΗΛΩΣΗ ΣΥΜΜΟΡΦΩΣΗΣ ΕΕ Με την παρούσα ο/η Yamaha Music Europe GmbH, δηλώνει ότι ο ραδιοεξοπλισμός [YH-E700B] πληροί την οδηγία 2014/53/ΕΕ. Το πλήρες κείμενο της δήλωσης συμμόρφωσης ΕΕ διατίθεται στην ακόλουθη ιστοσελίδα στο διαδίκτυο: https://europe.yamaha.com/en/support/compliance/doc.html HR POJEDNOSTAVLJENA EU IZJAVA O SUKLADNOSTI Yamaha Music Europe GmbH ovime izjavljuje da je radijska oprema tipa [YH-E700B] u skladu s Direktivom 2014/53/EU. Cjeloviti tekst EU izjave o sukladnosti dostupan je na sljedećoj internetskoj adresi: https://europe.yamaha.com/en/support/compliance/doc.html LV VIENKĀRŠOTA ES ATBILSTĪBAS DEKLARĀCIJA Ar šo Yamaha Music Europe GmbH deklarē, ka radioiekār ta [YH-E700B] atbilst Direktīvai 2014/53/ES. Pilns ES atbilstības deklarācijas teksts ir pieejams šādā interneta vietnē: https://europe.yamaha.com/en/support/compliance/doc.html LT SUPAPRASTINTA ES ATITIKTIES DEKLARACIJA Aš, Yamaha Music Europe GmbH, patvir tinu, kad radijo įrenginių tipas [YH-E700B] atitinka Direkty vą 2014/53/ES. Visas ES atitikties deklaracijos tekstas prieinamas šiuo interneto adresu: https://europe.yamaha.com/en/support/compliance/doc.html HU EGYSZERŰSÍTETT EU-MEGFELELŐSÉGI NYILATKOZAT Yamaha Music Europe GmbH igazolja, hog y a [YH-E700B] típusú rádióberendezés megfelel a 2014/53/EU irányelvnek. Az EU-megfelelőségi nyilatkozat teljes szövege elérhető a következő internetes címen: https://europe.yamaha.com/en/support/compliance/doc.html PL UPROSZCZONA DEKLARACJA ZGODNOŚCI UE Yamaha Music Europe GmbH niniejszym oświadcza, że typ urządzenia radiowego [YH-E700B] jest zgodny z dyrektywą 2014/53/UE. Pełny tekst deklaracji zgodności UE jest dostępny pod następującym adresem internetowym: https://europe.yamaha.com/en/support/compliance/doc.html RO DECLARAȚIA UE DE CONFORMITATE SIMPLIFICATĂ Prin prezenta, Yamaha Music Europe GmbH declară că tipul de echipamente radio [YH-E700B] este în conformitate cu Directiva 20…

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Shenzhen Grandsun Electronic Co., Ltd. Date: 06/06/2022 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID: 2AN4C-YHE700B To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Guangzhou Branch and Kobe Jian in SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Guangzhou Branch to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with Shenzhen Grandsun Electronic Co., Ltd. This authorization is valid until further written notice from the applicant. Print Name: Molly Wei Title: Certification Engineer Signature: On behalf of Company: Shenzhen Grandsun Electronic Co., Ltd. Telephone: 86-755-89308156 E-mail: [email protected]

Applicant Date: 06/06/2022 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: Confidentiality Request regarding application for FCC ID: 2AN4C-YHE700B LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby requests confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. SHORT TERM CONFIDENTIALITY（Remark：如下资料需要短期保密请选择天数0，45,90或者180天，短期保密期间产品不能在美国市场上售卖。Additionally, the applicant requests the following documents be held confidential until the device is marketed or 90 days from the grant date, whichever is less. If the device is marketed within 90 days of the Grant Date, the applicant will notify the TCB per FCC KDB 726920 D01 Confidentiality Request Procedures. Delete any document that is NOT included in your application External Photos Internal Photos Test Setup Photos User manual(s) Print Name: Molly Wei Title: Certification Engineer Signature: On behalf of Company: Shenzhen Grandsun Electronic Co., Ltd. Telephone: 86-755-89308156 E-mail: [email protected]

Applicant Declaration Applicant Declaration Rev:0.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Shenzhen Grandsun Electronic Co., Ltd. Address East Park,Gaoqiao Industry Zone,Pingdi Street,Longgang,Shenzhen City,Guangdong, China Grantee Code 2AN4C FCC ID 2AN4C-YHE700B Authorized Contact Name Molly Wei Contact Email [email protected] Contact Phone 86-755-89308156 I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc.(TCB) terms and conditions. Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Applicant Signature: Date: 06/06/2022 Print Name: Molly Wei Title: Certification Engineer *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.0 Page: 1 of 5 Appendix External Photos for GZCR2206000726AT SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 2 of 5 EMC-ARF-02 Rev 1.0 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 3 of 5 EMC-ARF-02 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 4 of 5 EMC-ARF-02 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 5 of 5 EMC-ARF-02 Rev 1.0

SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-03 Rev 1.0 Page: 1 of 6 Appendix Internal Photos for GZCR2206000726AT SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 2 of 6 EMC-ARF-03 Rev 1.0 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 3 of 6 EMC-ARF-03 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 4 of 6 EMC-ARF-03 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 5 of 6 EMC-ARF-03 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Page: 6 of 6 EMC-ARF-03 Rev 1.0

SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 1.0 Report No.: GZCR220600072603 Page: 1 of 11 FCC ID: 2AN4C-YHE700B Kobe Jian EMC Laboratory Manager 1 Cover Page RF Exposure Report Application No.: GZCR2206000726AT Applicant: Shenzhen Grandsun Electronic Co., Ltd. Address of Applicant: East Park, Gaoqiao Industry Zone, Pingdi Street, Longgang, Shenzhen, China Manufacturer: Shenzhen Grandsun Electronic Co., Ltd. Address of Manufacturer: East Park, Gaoqiao Industry Zone, Pingdi Street, Longgang, Shenzhen, China Factory: Shenzhen Grandsun Electronic Co., Ltd. Address of Factory: East Park, Gaoqiao Industry Zone, Pingdi Street, Longgang, Shenzhen, China Equipment Under Test (EUT): EUT Name: HEADPHONES Model No.: YH-E700B Trade Mark: YAMAHA Standard(s) : FCC Rules 47 CFR §2.1093 KDB 447498 D04 interim General RF Exposure Guidance v01 Date of Receipt: 2022-05-30 Date of Test: 2022-06-01 to 2022-06-16 Date of Issue: 2022-06-21 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 1.0 Report No.: GZCR220600072603 Page: 2 of 11 Revision Record Version Chapter Date Modifier Remark 01 2022-06-21 Original Authorized for issue by: Curry Wu/Project Engineer Ricky Liu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 1.0 Report No.: GZCR220600072603 Page: 3 of 11 2 Contents Page 1 COVER PAGE .................................................................................................................................... 1 2 CONTENTS ........................................................................................................................................ 3 3 GENERAL INFORMATION ................................................................................................................ 4 3.1 GENERAL DESCRIPTION OF E.U.T. ................................................................................................ 4 3.2 DETAILS OF E.U.T. ....................................................................................................................... 4 3.3 SEPARATION DISTANCE ................................................................................................................ 5 3.4 TEST LOCATION ............................................................................................................................ 6 3.5 TEST FACILITY .............................................................................................................................. 6 4 FCC RADIOFREQUENCY RADIATION EXPOSURE LIMITS .......................................................... 7 4.1 BLANKET 1 MW BLANKET EXEMPTION ........................................................................................... 7 4.2 MPE-BASED EXEMPTION .............................................................................................................. 7 4.3 SAR-BASED EXEMPTION ............................................................................................................... 8 5 MEASUREMENT AND CALCULATION .......................................................................................... 11 5.1 MAXIMUM TRANSMIT POWER ....................................................................................................... 11 5.2 RF EXPOSURE CALCULATION ...................................................................................................... 11 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 1.0 Report No.: GZCR220600072603 Page: 4 of 11 3 General Information 3.1 General Description of E.U.T. Product Type: Portable device Mobile device Fixed device 3.2 Details of E.U.T. Power supply: Rechargeable battery DC3.7V 800mAh, Charged by DC5V Cable(s): Type-C USB cable:20cm unshielded AUX IN cable:120cm unshielded Serial number: Z010012QS For Bluetooth Classic Operation Frequency: 2402MHz to 2480MHz Bluetooth Version: V5.2 Dual mode Modulation Type: GFSK, Pi/4DQPSK, 8DPSK Number of Channels: 79 Channel Spacing: 1MHz Antenna Type: PCB Antenna Antenna Gain: 3.56dBi For Bluetooth LE Operation Frequency: 2402MHz to 2480MHz Bluetooth Version: V5.2 Dual mode Modulation Type: GFSK Channel Spacing: 2MHz Number of Channels: 40 Data Rate: Support 1Mb/s and 2Mb/s Antenna Type: PCB Antenna Antenna Gain: 3.56dBi SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 1.0 Report No.: GZCR220600072603 Page: 5 of 11 3.3 Separation Distance Minimum test separation distance: 5mm Remark: This minimum test separation distance is determined by the smallest distance from the antenna and radiating structures or outer surface of the device, according to the host form factor, exposure conditions and platform requirements, to any part of the body or extremity of a user or bystander. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 1.0 Report No.: GZCR220600072603 Page: 6 of 11 3.4 Test Location All tests were performed at: SGS-CSTC Standards Technical Services Co., Ltd., Guangzhou Branch EMC Laboratory, 198 Kezhu Road, Scientech Park, Guangzhou Economic & Technology Development District, Guangzhou, China 510663 Tel: +86 20 82155555 Fax: +86 20 82075059 No tests were sub-contracted. 3.5 Test Facility The facility is recognized, certified, or accredited by the following organizations: ● NVLAP (Lab Code: 200611-0) SGS-CSTC Standards Technical Services Co., Ltd., Guangzhou EMC Laboratory is accredited by the National Voluntary Laboratory Accreditation Program (NVLAP/NIST). NVLAP Code: 200611-0. The report must not be used by the client to claim product certification, approval, or endorsement by NVLAP, NIST, or any agency of the Federal Government. ● ACMA SGS-CSTC Standards Technical Services Co., Ltd., EMC Laboratory can also perform testing for the Australian/New Zealand Regulatory Compliance Mark (RCM). ● SGS UK(C…

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SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-01 Rev 1.0 Report No.: GZCR220600072602 Page: 1 of 78 FCC ID: 2AN4C-YHE700B Kobe Jian EMC Laboratory Manager TEST REPORT Application No.: GZCR2206000726AT Applicant: Shenzhen Grandsun Electronic Co., Ltd. Address of Applicant: East Park, Gaoqiao Industry Zone, Pingdi Street, Longgang, Shenzhen, China Manufacturer: Shenzhen Grandsun Electronic Co., Ltd. Address of Manufacturer: East Park, Gaoqiao Industry Zone, Pingdi Street, Longgang, Shenzhen, China Factory: Shenzhen Grandsun Electronic Co., Ltd. Address of Factory: East Park, Gaoqiao Industry Zone, Pingdi Street, Longgang, Shenzhen, China Equipment Under Test (EUT): EUT Name: HEADPHONES Model No.: YH-E700B Trade Mark: YAMAHA Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2022-05-30 Date of Test: 2022-06-01 to 2022-06-16 Date of Issue: 2022-06-21 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. EMC-TRF-01 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Report No.: GZCR220600072602 Page: 2 of 78 Revision Record Version Chapter Date Modifier Remark 01 2022-06-21 Original Authorized for issue by: Curry Wu/Project Engineer Ricky Liu/Reviewer EMC-TRF-01 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Report No.: GZCR220600072602 Page: 3 of 78 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Conducted Peak Output Power 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.9.1.3 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth ANSI C63.10 (2013) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectrum Density ANSI C63.10 (2013) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement ANSI C63.10 (2013) Section 11.13.3.2 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2013) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Radiated Emissions which fall in the restricted bands ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions (Below 1GHz) ANSI C63.10 (2013) Section 6.4,6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions (Above 1GHz) ANSI C63.10 (2013) Section 6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Note: E.U.T./EUT means Equipment Under Test. Pass means the test result passed the test standard requirement, please find the detailed decision rule in the report relative section. EMC-TRF-01 Rev 1.0 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Report No.: GZCR220600072602 Page: 4 of 78 3 Contents Page 1 Cover Page ................................................................................................................................................ 1 2 Test Summary ........................................................................................................................................... 3 3 Contents .................................................................................................................................................... 4 4 General Information .................................................................................................................................. 6 4.1 Details of E.U.T. ................................................................................................................................. 6 4.2 Description of Support Units .............................................................................................................. 6 4.3 Measurement Uncertainty .................................................................................................................. 7 4.4 Test Location ...................................................................................................................................... 8 4.5 Test Facility ........................................................................................................................................ 8 4.6 Deviation from Standards ................................................................................................................... 9 4.7 Abnormalities from Standard Conditions .............................................................…

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