2AVIT-TW201ANC Wireless Earbuds

Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 1 of 6 External Photos for FYFR2203000012AT FCC ID: 2AVIT-TW201 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 2 of 6 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 3 of 6 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 4 of 6 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 5 of 6 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 6 of 6

Label placement To Federal Communication Commission Equipment Authorization Branch 7 435 Oakland Mills Road Columbia, MID 21046 For the following product, Product Name: ANC Wireless Earbuds Model Number: TW201 FCC ID: 2AVIT-TW201 The FCC ID is not affixed on the product itself, but described in the product user manual and the product package/case due to below reasons. The device is too small to put the label on it. Print Name: Rocky Deng Title: Product Director Signature: On behalf of Company: Earfun Technology (HK) Limited Telephone: +86-15989596589

Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 1 of 9 Internal Photos for FYFR2203000012AT FCC ID: 2AVIT-TW201 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 2 of 9 EUT Constructional Details (EUT Photos) Antenna Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 3 of 9 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 4 of 9 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 5 of 9 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 6 of 9 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 7 of 9 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 8 of 9 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 9 of 9

Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001204 Page: 1 of 10 Kidd Yang EMC Laboratory Manager 1 Cover Page RF Exposure Report Application No.: FYFR2203000012AT Applicant: Earfun Technology (HK) Limited Address of Applicant: FLAT/RM A 9F,SILVERCORP INTERNATIONAL TOWER 707-713 NATHAN ROAD MONGKOK KL, HONG KONG Manufacturer: Earfun Technology (HK) Limited Address of Manufacturer: FLAT/RM A 9F,SILVERCORP INTERNATIONAL TOWER 707-713 NATHAN ROAD MONGKOK KL, HONG KONG Factory: Dongguan HANK Electronics., LTD Address of Factory: 101, Block 1, No.1 Guliao Er Road, Tangxia Town, Dongguan City, Guangdong Province, China Equipment Under Test (EUT): EUT Name: ANC Wireless Earbuds Model No.: TW201 Trade mark: EarFun FCC ID: 2AVIT-TW201 Standard(s) : FCC Rules 47 CFR §2.1093 KDB 447498 D04 interim General RF Exposure Guidance v01 Date of Receipt: 2022-03-07 Date of Test: 2022-03-09 to 2022-04-15 Date of Issue: 2022-04-21 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001204 Page: 2 of 10 Revision Record Version Chapter Date Modifier Remark 01 2022-04-21 Original Authorized for issue by: Tree Zhan/Project Engineer Winkey Wang/Reviewer Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001204 Page: 3 of 10 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 ................................................................................................................ 4 3.4 TEST LOCATION ............................................................................................................................ 5 3.5 TEST FACILITY .............................................................................................................................. 5 4 FCC RADIOFREQUENCY RADIATION EXPOSURE LIMITS .......................................................... 6 4.1 BLANKET 1 MW BLANKET EXEMPTION ........................................................................................... 6 4.2 MPE-BASED EXEMPTION .............................................................................................................. 6 4.3 SAR-BASED EXEMPTION ............................................................................................................... 7 5 MEASUREMENT AND CALCULATION .......................................................................................... 10 5.1 MAXIMUM TRANSMIT POWER ....................................................................................................... 10 5.2 RF EXPOSURE CALCULATION ...................................................................................................... 10 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001204 Page: 4 of 10 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: DC 3.7V internal rechargeable battery which charged by the base case Operation Frequency: 2402MHz to 2480MHz Bluetooth Version: V5.2 Dual mode For BT: Modulation Type: GFSK, pi/4DQPSK, 8DPSK Number of Channels: 79 Channel Spacing: 1MHz Spectrum Spread Technology: Frequency Hopping Spread Spectrum(FHSS) Antenna Type: FPC Antenna Antenna Gain: -1.4dBi For BLE: Modulation Type: GFSK Data Rate: 1Mbps & 2Mbps Number of Channels: 40 Channel Spacing: 2MHz Antenna Type: FPC Antenna Antenna Gain: -1.4dBi 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. Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001204 Page: 5 of 10 3.4 Test Location All tests were performed at: Compliance Certification Services（Kunshan）Inc. Shenzhen branch. Fuyong lab. Xinlong TechnoPark,Fengtang Road, Fuyong Subdistrict, Bao’an, Shenzhen, China Tel: +86 755 8866 3988 Fax: +86 755 2671 0594 No tests were sub-contracted. 3.5 Test Facility The test facility is recognized, certified, or accredited by the following organizations: • A2LA (Certificate No. 6606.01) Compliance Certification Services（Kunshan）Inc. Shenzhen branch is accredited by the American Association for Laboratory Accreditation(A2LA). Certificate No. 6606.01. • FCC –Designation Number: CN1322 Compliance Certification Services（Kunshan）Inc. Shenzhen branch has been recognized as an accredited testing laboratory. Designation Number: CN1322. Test Firm Registration Number: 718073 • Innovation, Science and Economic Development Canada Compliance Certification Services（Kunshan）Inc. Shenzhen branch has been recognized by ISED as an accredited testing laboratory. CAB identifier: CN0129. IC#: 28189. Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001204 Page: 6 of 10 4 FCC Radiofrequency radiation exposure limits Test exemptions apply for devices used in general population/uncontrolled exposure environments…

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Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001203 Page: 1 of 82 Kidd Yang EMC Laboratory Manager TEST REPORT Application No.: FYFR2203000012AT Applicant: Earfun Technology (HK) Limited Address of Applicant: FLAT/RM A 9F,SILVERCORP INTERNATIONAL TOWER 707-713 NATHAN ROAD MONGKOK KL, HONG KONG Manufacturer: Earfun Technology (HK) Limited Address of Manufacturer: FLAT/RM A 9F,SILVERCORP INTERNATIONAL TOWER 707-713 NATHAN ROAD MONGKOK KL, HONG KONG Factory: Dongguan HANK Electronics., LTD Address of Factory: 101, Block 1, No.1 Guliao Er Road, Tangxia Town, Dongguan City, Guangdong Province, China Equipment Under Test (EUT): EUT Name: ANC Wireless Earbuds Model No.: TW201 Trade Mark: EarFun FCC ID: 2AVIT-TW201 Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2022-03-07 Date of Test: 2022-03-09 to 2022-04-15 Date of Issue: 2022-04-21 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001203 Page: 2 of 82 Revision Record Version Chapter Date Modifier Remark 01 2022-04-21 Original Authorized for issue by: Tree Zhan/Project Engineer Winkey Wang/Reviewer Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001203 Page: 3 of 82 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 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€ 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 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Report No.: FYFR220300001203 Page: 4 of 82 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 .............................................................................................................. 6 4.4 TEST LOCATION .................................................................................................................................... 7 4.5 TEST FACILITY ...................................................................................................................................... 7 4.6 DEVIATION FROM STANDARDS ............................................................................................................... 7 4.7 ABNORMALITIES FROM STANDARD CONDITIONS ..................................................................................... 7 5 EQUIPMENT LIST ...................................................................................................................................... 8 6 RADIO SPECTRUM TECHNICAL REQUIREMENT ............................................................................... 12 6.1 ANTENNA REQUIREMENT .................................................................................................................... 12 6.1.1 Test Requirement: ....................................................................................................................... 12 6.1.2 Conclusion ................................................................................................................................... 12 7 RADIO SPECTRUM MATTER TEST RESULTS ..................................................................................... 13 7.1 CONDUCTED PEAK OUTPUT POWER .................................................................................................... 13 7.1.1 E.U.T. Operation .......................................................................................................................... 13 7.1.2 Test Mode Description ................................................................................................................. 13 7.1.3 Test Setup Diagram ..................................................................................................................... 14 7.1.4 Measurement Procedure and Data............................................................................................. 14 7.2 MINIMUM 6DB BANDWIDTH ...............................................................................................................…

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Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 1 of 3 Appendix Photographs of Test Setup for FYFR2203000012AT FCC ID: 2AVIT-TW201 Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 2 of 3 Test Setup Photos Radiated Emissions (30MHz-1GHz) Radiated Emissions (Above 1GHz) Compliance Certification Services (Kunshan) Inc. Shenzhen Branch Page: 3 of 3 Radiated Emissions which fall in the restricted bands