2AFM7WI-TW355XTrue wireless earbuds

FCC Requirement changes or modications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. 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. Note: 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 o 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 dierent from that to which the receiver is connected. – Consult the dealer or an experienced radio/TV technician for help. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20cm between the radiator & your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

WickedAudio,Inc ModelConfirmationLetter We,WickedAudio,Inc , certifytheproduct:Truewirelessearbuds ModelNo.:WI-TW3550/WI-TW3551/WI-TW3552/WI-TW3553/WI-TW3554/WI-TW3555/WI -TW3550-CA/WI-TW3551-CA/WI-TW3552-CA/WI-TW3553-CA/WI-TW3554-CA/WI-TW3 555-CA/20TW06 Theirelectricalcircuitdesign,layout,componentsusedandinternalwiringareidentical, Onlythecolorandsalesmarketisdifferent. Signiture: GranteeContact:SteveJaynes CompanyName:WICKEDAUDIO,INC Date:2021-3-9

Date: 04/17/2018VCB_F-01:OperatingProceduresForm – FCC Authorizationv02Page 1 of 1 WICKEDAUDIO,INC FederalCommunicationsCommission Authorizationand EvaluationDivision 1435 OaklandMills Road Columbia,MD 21046 Date: 202 1/3/9 SUBJECT:FCC Applicationfor (FCC ID: 2AFM7WI-TW335X) To WhomIt May Concern: We, the undersigned, hereby authorize Judy Chen in Shenzhen Huaxia Testing Technology Co., Ltd at 1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District, Shenzhen, China on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Shenzhen Huaxia Testing Technology Co., Ltd on our behalf shall have the same effect as acts of our own. This is to advisethat we are in full compliancewith the Anti- Drug AbuseAct. We, the applicant,are not subjectto a denialof federalbenefitspursuantto Section 5301 of the Anti-DrugAct of 1988, 21 USC853a,and no party to the applicationis subjectto a denialof federalbenefitspursuantto that section. Sincerely, (Must be signedby the personthat is listed on the FCC Website) Signature: Contactname:Steve Jaynes Companyname:WICKEDAUDIO,INC Address:875 WEST325 NORTH,LINDONUtah 84042,UnitedStates

Date:04/17/2018VCB_F-01:OperatingProceduresForm–FCCConfidentialityv02Page1of1 WICKEDAUDIO,INC FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2AFM7WI- TW335X PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequest confidentialtreatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName 1.BlockDiagram, 2.Schematics, 3.OperationalDescription 1.2AFM7WI-TW335X-Blockdiagram 2.2AFM7WI-TW335X-SCH 3.2AFM7WI-TW335X-Operationaldescription Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarily releasedtothepublic.Thepublicdisclosureofthesematerialsmaybeharmfultothe applicantandprovideunjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateofthe Grantforthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,wealso requesttemporaryconfidentialtreatmentofinformationaccompanyingthisapplication asoutlinedbelowforaninitialperiodofxxxx(ie-“45”,“90”or“180”)days: ExhibitTypeFileName N/AN/A Signature: Contactname:SteveJaynes Companyname:WICKEDAUDIO,INC Address:875WEST325NORTH,LINDONUtah84042,UnitedStates

FCCID:2AFM7WI-TW355X 1Photographs-EUTConstructionalDetails FCCID:2AFM7WI-TW355X FCCID:2AFM7WI-TW355X

FCCID:2AFM7WI-TW355X FCCID:2AFM7WI-TW355X

Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building,Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com Report Template Version: V04 Repor tTemplate Revision Date: 2018-07-06 RF Exposure Evaluation Report The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Report No.:CQASZ20210300246E-02 Applicant:Wicked Audio, Inc Address of Applicant:875 WEST 325 NORTH, LINDON, UT 84042, US A Equipment Under Test (EUT): EUT Name: True wireless earbuds Model No.: WI-TW3550, WI-TW3551, WI-TW3552, WI-TW3553, WI-TW3554, WI-TW3555, WI-TW3550-CA, WI-TW3551-CA, WI-TW3552-CA, WI-TW3553-CA, WI-TW3554-CA, WI-TW3555-CA, 20TW06 Test Model No.: WI-TW3550 Brand Name: N/A FCC ID:2AFM7WI-TW355 X Standards: 47 CFR Part 1.1307 47 CFR Part 2.1093 KDB447498D01 General RF Exposure Guidance v06 Date of Receipt:2021-3-9 Date of Test:2021-3-9 to 2021-4-1 Date of Issue:2021-4-1 Test Result:PASS* *In the configuration tested, the EUT complied with the standards specified above Tested By: (Jun Li) Reviewed By: (Ares Liu) Approved By: ( Sheek Luo ) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-02 Page: 2 of 7 1Version Revision History Of Report ReportNo.Version Description Issue Date CQASZ20210300246E-02Rev.01 Initial report 2021-4-1 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-02 Page: 3 of 7 2 Contents Page 1 VERSION.............................................................................................................................................................................2 2CONTENTS.........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3 GENERAL INFORMATION..............................................................................................................................................4 3.1 C LIENTINFORMATION....................................................................................................................................................4 3.2 G ENERALDESCRIPTION OFEUT....................................................................................................................................4 4 SAR EVALUATION...........................................................................................................................................................6 4.1 RF E XPOSURECOMPLIANCEREQUIREMENT..................................................................................................................6 4.1.1 Standard Requirement......................................................................................................................................6 4.1.2 Limits....................................................................................................................................................................6 4.1.3 EUT RF Exposure..............................................................................................................................................7 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-02 Page: 4 of 7 3 General Information 3.1 Client Information Applicant: Wicked Audio, Inc Address ofApplicant:875 WEST 325 NORTH, LINDON, UT 84042, USA Manufacturer: Topway EM Enterprise Ltd. Address of Manufacturer:8F., Block B, Building 6,Baoneng Science and technology park, Qingxiang RD., Qinghu Industrial Park, Longhua New District, Shenzhen, GD, China 518109 Factory:Shenzhen Jia Hua Li Dian Zi You Xian GongSi Address of Factory:NO 101,201, BUILDING E, NEW INDUSTRIAL ZONE, SHENZHU ROAD, LIUYUE SHENKENG VILLAGE, HENGGANG, LONGGANG DISTRICT,SHENZHEN CHINA. 3.2 General Description of EUT Product Name: True wireless earbuds Model No.: WI-TW3550, WI-TW3551, WI-TW3552, WI-TW3553, WI-TW3554, WI-TW3555, WI-TW3550-CA, WI-TW3551-CA, WI-TW3552-CA, WI-TW3553-CA, WI-TW3554-CA, WI-TW3555-CA, 20TW06 Test Model No.: WI-TW3550 Trade Mark: N/ A Hardware Version:V2.0 Software Version:V2.1 EUT Power Supply: lithium battery:DC3.7V, 60mAh, Charge by DC5.0V 0.5A Charger case:DC 5V 0.2A Operation Frequency: 2402MHz~2480MHz Bluetooth Version:V5.0 Modulation Technique: Frequency Hopping Spread Spectrum(FHSS) Modulation Type: GFSK,π/4DQPSK Number of Channel: 79 Transfer Rate:1Mbps/2Mbps Hopping Channel Type: Adaptive Frequency Hopping systems Sample Type: MobilePortableFix Location Test Software of EUT: FCC_assist_1.0.2.2 Antenna Type:PCB antenna Antenna Gain:4dBi Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-02 Page: 5 of 7 Note: All model:WI-TW3550, WI-TW3551, WI-TW3552, WI-TW3553, WI-TW3554, WI-TW3555, WI-TW3550-CA, WI- TW3551-CA, WI-TW3552-CA, WI-TW3553-CA, WI-TW3554-CA, WI-TW3555-CA, 20TW06 Only the model WI-TW3550 was tested, since the electrical circuit design, layout, components used and internal wiring were identical for the above models, with difference being color of appearance and model name. . Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-02 Page: 6 of 7 4 SAR Evaluation 4.1 RF Exposure Compliance Requirement 4.1.1 Standard Requirement According to KDB447498D01 General RF Exposure Guidance v06 4.3.1. Standalone SAR test exclusion considerations Unless specifically required by the published RF exposure KDB procedures, standalone 1-g head or body and 10-g extremity SAR evaluation for general population exposure conditions, by measurement or numerical simulation, is not required when the corresponding SAR E…

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Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building,Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com Report Template Version: V03 Report Template Revision Date: Mar.1st, 2017 Test Report * In the configuration tested, the EUT complied with the standards specified above. The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Cover page Report No. :CQASZ20210300246E-01 Applicant:Wicked Audio, Inc Address of Applicant:875 WEST 325 NORTH, LINDON, UT 84042, US A Equipment Under Test (EUT): Product:True wireless earbuds All Model No.:WI-TW3550, WI-TW3551, WI-TW3552, WI-TW3553, WI-TW3554, WI-TW3555, WI-TW3550-CA, WI-TW3551-CA, WI-TW3552-CA, WI-TW3553-CA, WI-TW3554-CA, WI-TW3555-CA, 20TW06 Test Model No.:WI-TW3550 Brand Name:N/ A FCC ID:2AFM7WI-TW355X Standards:47 CFR Part 15, Subpart C Date of Test:2021-3-9 to 2021-4-1 Date of Issue:2021-4-1 Test Result :PASS* Tested By： (Jun Li) Reviewed By: (Ares Liu) Approved By: (Sheek luo) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-01 Page: 2 of 78 1Version Revision History Of Report Report No.Version Description Issue Date CQASZ20210300246E-01Rev.01 Initial report 2021-4-1 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-01 Page: 3 of 78 2 Test Summary Test ItemTest RequirementTest methodResult Antenna Requirement 47 CFR Part 15, Subpart C Section 15.203/15.247 (c) ANSI C63.10 (2013)PASS AC Power Line Conducted Emission 47 CFR Part 15, Subpart C Section 15.207 ANSI C63.10 (2013)PASS Conducted Peak Output Power 47 CFR Part 15, Subpart C Section 15.247 (b)(1) ANSI C63.10 (2013)PASS 20dB Occupied Bandwidth 47 CFR Part 15, Subpart C Section 15.247 (a)(1) ANSI C63.10 (2013)PASS Carrier Frequencies Separation 47 CFR Part 15, Subpart C Section 15.247 (a)(1) ANSI C63.10 (2013)PASS Hopping Channel Number 47 CFR Part 15, Subpart C Section 15.247 (a)(1) ANSI C63.10 (2013)PASS Dwell Time 47 CFR Part 15, Subpart C Section 15.247 (a)(1) ANSI C63.10 (2013)PASS Pseudorandom Frequency Hopping Sequence 47 CFR Part 15, Subpart C Section 15.247(b)(4)&TCB Exclusion List (7 July 2002) ANSI C63.10 (2013)PASS Band-edge for RF Conducted Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 (2013)PASS RF Conducted Spurious Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 (2013)PASS Radiated Spurious emissions 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 (2013)PASS Restricted bands around fundamental frequency (Radiated Emission) 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 (2013)PASS Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300246E-01 Page: 4 of 78 3 Contents Page COVER PAGE.....................................................................................................................................................................1 1 VERSION.......................................................................................................................................................................... 2 2 TEST SUMMARY............................................................................................................................................................ 3 3CONTENTS...................................................................................................................................................................... 4 4 GENERAL INFORMATION........................................................................................................................................... 5 4.1 C LIENTINFORMATION................................................................................................................................................. 5 4.2 G ENERALDESCRIPTION OFEUT................................................................................................................................. 5 4.3 A DDITIONALINSTRUCTIONS........................................................................................................................................7 4.4 T ESTENVIRONMENT....................................................................................................................................................8 4.5 D ESCRIPTION OFSUPPORTUNITS................................................................................................................................8 4.6 S TATEMENT OF THE MEASUREMENT UNCERTAINTY....................................................................................................9 4.7 T ESTLOCATION.........................................................................................................................................................10 4.8 T ESTFACILITY...........................................................................................................................................................10 4.9 A BNORMALITIES FROMSTANDARDCONDITIONS...................................................................................................... 10 4.10 O THERINFORMATIONREQUESTED BY THECUSTOMER.......................................................................................... 10 4.11 E QUIPMENTLIST......................................................................................................................................................11 5 TEST RESULTS AND MEASUREMENT DATA......................................................................................................12 5.1 A NTENNAREQUIREMENT.......................................................................................................................................... 12 5.2 C ONDUCTEDEMISSIONS...............................................................…

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FCCID:2AFM7WI-TW355X 1Photographs-EUTTestSetup 1.1RadiatedEmission 9KHz~30MHz: 30MHz~1GHz: FCCID:2AFM7WI-TW355X Above1GHz: 1.2ConductedEmission