2BKJ4-A98TWS

480mm 配对方式：自动配对 开机提示音：开机 关机提示音：关机 组对状态提示：嘟 连接成功：蓝牙已连接 低电提示：电量不足 触摸功能： 开机：长按3秒 关机：长按5秒 暂停/播放：单击任意耳机 接听/挂断电话：单击任意耳机 拒接来电：长按任意耳机2S 音量加：双击右耳机 音量减：双击左耳机 上一曲：三击左耳机 下一曲：三击右耳机 语音助手SIRI：长按左耳机2秒松手 低延迟模式：长按右耳机2秒松手 不连接待机：3分钟自动关机 7 A98

Dakang Zeye (Shenzhen) Technology Co., Ltd Address: 3101 Runze Xuan, Building 2, Jiabao Runjin, Xinzhou Community, Shatou Street, Futian District, Shenzhen, Guangdong, China Date: 2024-08-31 Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements Part 2.911(d)(7) Filing SUBJECT: FCC Application for FCC ID: 2BKJ4-A98 FRN: 0035857382 (“Dakang Zeye (Shenzhen) Technology Co., Ltd”) certifies that, as of the date of the filing of the application, AOCE Corporation Inc. is our designated U.S. agent for service of process for the above referenced FCC ID. (“Dakang Zeye (Shenzhen) Technology Co., Ltd”) accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Dakang Zeye (Shenzhen) Technology Co., Ltd accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: AOCE Corporation Inc. Address: 6547 N Academy Bivd #2266, Colorado Springs, CO, 80918 United States FRN: 0033401381 Contact Person: Johnson.wang Email: [email protected] Sincerely, Signed on behalf of Dakang Zeye (Shenzhen) Technology Co., Ltd Signed on behalf of AOCE Corporation Inc. Name: CHAO CHEN Name: Johnson.wang Title: Director Title: Manager Date: 2024-08-31 Date: 2024-08-31

(Dakang Zeye (Shenzhen) Technology Co., Ltd) Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024-08-31 FCC ID: (2BKJ4-A98) Ref. #1: Attestation Statements Part 2.911(d)(5)(i) Filing (“Dakang Zeye (Shenzhen) Technology Co., Ltd”) 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. Ref. #2: Attestation Statements Part 2.911(d)(5)(ii) Filing (“Dakang Zeye (Shenzhen) Technology Co., Ltd”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates)as an entity producing “covered” equipment. Applicant: Dakang Zeye (Shenzhen) Technology Co., Ltd Address: Unit 1205-1207, 12th Floor, Block A, WDL Business Building, NO. 194 Meilong Avenue, Longhua District, Shenzhen, Guangdong, China Contact Person: CHAO CHEN Tel.: Director Email: [email protected] Sincerely, Signature:

一RFPCB Manufacturer shenzhenBoshengxinTechnologyco., LTD DESCRIPTION PCB On -boardantenna OURMODELNO ST006 Dimension(mm)L*W*T 2 . 7*1 . 5*0. 8mm CentralFrequency 2450MHz Bandwidth 120 (Min.) MHz PeakGain -1.2 dB i Impedance 50 Ohm Op erati ng Temperature -40～+85 °C 二.R e t ur nLo s s address: sideA, 4thfloor, BuildingA3 , HuafengcenturyscienceandTechnologypark, xixiangstreet,Bao' anDistrict,shenzhencity 三．2DRadiationPatterns address:SideA,4thfloor,BuildingA3,HuafengCenturyScienceandTechnologyPark,XixiangStreet, Bao'anDistrict,ShenzhenCity EUTPhoto address:sideA,4thfloor,BuildingA3,HuafengcenturyscienceandTechnologypark,xixiangstreet, Bao'anDistrict,shenzhencity BTAntenna

Dakang Zeye (Shenzhen) Technology Co., Ltd Declaration on Model Differences We, Dakang Zeye (Shenzhen) Technology Co., Ltd 3101 Runze Xuan, Building 2, Jiabao Runjin, Xinzhou Community, Shatou Street, Futian District, Shenzhen, Guangdong, China Declare that the following product(s): Product Name: TWS Model No.: A98, A99, T60, T70, T80, A201, T702, B12, B22, A65, T68, X10 FCC ID: 2BKJ4-A98 Utilize the identical circuit design, PCB layout, shielding and interface with (A98), only differ in appearance and model name. Therefore this application can be regarded as identical in performance to the submitted test sample. The manufacturer would take all the responsibilities for the above product(s). For and on behalf of Shenzhen, Guangdong, China Authorized person Location Name: CHAO CHEN Position: Director Date of issue: 2024-08-31 *I hereby declare that I am entitled to sign on behalf of the applicant and that the information supplied is correct and complete.

Dakang Zeye (Shenzhen) Technology Co., Ltd Date:2024-08-31 Product Model Number: A98, A99, T60, T70, T80, A201, T702, B12, B22, A65, T68, X10 FCC ID: 2BKJ4-A98 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following: • Testing • Approval applications and procedures We declare that QAI Laboratories Ltd. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by QAI Laboratories Ltd. on our behalf shall have the same effect as acts of our own. By: Contact Listed on FCC Wesbite Title: Director Email: [email protected] Telephone: 15815507008 On behalf of: Dakang Zeye (Shenzhen) Technology Co., Ltd

Dakang Zeye (Shenzhen) Technology Co., Ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: August 31, 2024 Subject; Request for Confidentiality FCC ID: 2BKJ4-A98 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure Software Security Requirements for UNII devices In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: CHAO CHEN Title: Director

Page 1 of 4 Report No.: 8232EU012301W-AB ANNEX B EXTERNAL PHOTOS PHOTO 1 PHOTO 2 Page 2 of 4 Report No.: 8232EU012301W-AB PHOTO 3 PHOTO 4 Page 3 of 4 Report No.: 8232EU012301W-AB PHOTO 5 PHOTO 6 Page 4 of 4 Report No.: 8232EU012301W-AB PHOTO 7 PHOTO 8 --- End ---

Label Location On EUT Label FCC ID: 2BKJ4-A98 Sizes: 8mm*15mm

Page 1 of 3 Report No.: 8232EU012301W-AC ANNEX C INTERNAL PHOTOS PHOTO 1 PHOTO 2 Page 2 of 3 Report No.: 8232EU012301W-AC PHOTO 3 PHOTO 4 BT Antenna Page 3 of 3 Report No.: 8232EU012301W-AC PHOTO 5 PHOTO 6 --- End ---

RF EXPOSURE EVALUATION FCC ID: 2BKJ4-A98 According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in §1.1307(b): Routine SAR evaluation refers to that specifically required by §2.1093, using measurements or computer simulation. When routine SAR evaluation is not required, portable transmitters with output power greater than the applicable low threshold require SAR evaluation to qualify for TCB approval. B T: Channel (MHz) Maximum output power (dBm) Tune up tolerance (dBm) Max Tune Up Power (dBm) Distance (mm) Calculation results Limit Operating Mode 2402 -1.49 -1.49±1 -0.49 5 0.277 3 BDR&EDR 2441 -1.73 -1.73±1 -0.73 5 0.264 3 2480 -2.25 -2.25±1 -1.25 5 0.236 3 2402 0.87 0.87±1 1.87 5 0.477 3 2441 0.86 0.86±1 1.86 5 0.480 3 2480 0.38 0.38±1 1.38 5 0.433 3 Test Results: PASS.

TEST REPORT Report No.: 8232EU012301W Applicant: Dakang Zeye (Shenzhen) Technology Co., Ltd Address: 3101 Runze Xuan, Building 2, Jiabao Runjin, Xinzhou Community, Shatou Street, Futian District, Shenzhen, Guangdong, China Product Name: TWS Model No.: A98 (refer to clause 2.4) Trademark: N/A FCC ID: 2BKJ4-A98 Test Standard(s): 47 CFR Part 15 Subpart C Date of Receipt: Aug. 23, 2024 Test Date: Aug. 23, 2024 – Aug. 29, 2024 Date of Issue: Aug. 31, 2024 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: ____________________ _____________________ Mikey Zhu/ Engineer Sally Zhang/ Manager Page 2 of 44 Report No.: 8232EU012301W TRF No.: FCC Part 15.247_BT (B02) Revision Record Report Version Issued Date Description Status V0 Aug. 31, 2024 Original Valid Page 3 of 44 Report No.: 8232EU012301W TRF No.: FCC Part 15.247_BT (B02) Table of Contents 1 COVER PAGE .................................................................................................................................... 1 2 GENERAL INFORMATION .......................................................................................................................5 2.1 APPLICANT INFORMATION ...................................................................................................................5 2.2 MANUFACTURER INFORMATION ...........................................................................................................5 2.3 FACTORY INFORMATION ......................................................................................................................5 2.4 GENERAL DESCRIPTION OF E.U.T. ......................................................................................................5 2.5 TECHNICAL INFORMATION OF E.U.T. ...................................................................................................6 3 TEST SUMMARY .......................................................................................................................................7 3.1 TEST STANDARD ................................................................................................................................7 3.2 TEST VERDICT ....................................................................................................................................7 3.3 TEST LABORATORY ............................................................................................................................7 4 TEST CONFIGURATION ...........................................................................................................................8 4.1 TEST ENVIRONMENT ...........................................................................................................................8 4.2 TEST EQUIPMENT ...............................................................................................................................8 4.3 DESCRIPTION OF SUPPORT UNIT .........................................................................................................9 4.4 TEST MODE........................................................................................................................................9 4.5 DESCRIPTION OF CALCULATION ..........................................................................................................9 4.6 MEASUREMENT UNCERTAINTY ......................................................................................................... 10 4.7 DEVIATION FROM STANDARDS ......................................................................................................... 10 4.8 ABNORMALITIES FROM STANDARD CONDITION ................................................................................. 10 5 TEST ITEMS ........................................................................................................................................... 11 5.1 ANTENNA REQUIREMENT .................................................................................................................. 11 5.1.1 Test Requirement .............................................................................................................. 11 5.1.2 Antenna Anti-Replacement Construction .......................................................................... 11 5.1.3 Antenna Gain .................................................................................................................... 11 5.2 CONDUCTED EMISSION AT AC POWER LINE ..................................................................................... 12 5.2.1 Test Requirement .............................................................................................................. 12 5.2.2 Test Setup Diagram .......................................................................................................... 12 5.2.3 Test Procedure .................................................................................................................. 12 5.2.4 Test Data ........................................................................................................................... 12 5.3 OCCUPIED BANDWIDTH ................................................................................................................... 15 5.3.1 Test Requirement .............................................................................................................. 15 5.3.2 Test Setup Diagram .......................................................................................................... 15 5.3.3 Test Procedure .................................................................................................................. 16 5.3.4 Test Data ........................................................................................................................... 16 5.4 MAXIMUM CONDUCTED OUTPUT POWER .......................................................................................... 17 5.4.1 Test Requirement ............................…

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Page 1 of 50 Report No.: 8232EU012301W-AD ANNEX D TEST DATA For Project No.: 8232EU012301W Client: Dakang Zeye (Shenzhen) Technology Co., Ltd Product Name: TWS Model No.: A98 FCC ID: 2BKJ4-A98 Technology: Bluetooth BDR&EDR Test Engineer: Test Date: 2024-08-26 Page 2 of 50 Report No.: 8232EU012301W-AD Test Summary Item Result Duty Cycle Pass Bandwidth Pass Maximum Conducted Output Power Pass Carrier Frequency Separation Pass Number of Hopping Frequencies Pass Time of Occupancy (Dwell Time) Pass Unwanted Emissions In Non-restricted Frequency Bands Pass Page 3 of 50 Report No.: 8232EU012301W-AD 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) GFSK SISO 2402 DH5 2.884 3.749 76.93 1.14 0.01 2441 DH5 2.885 3.750 76.93 1.14 0.01 2480 DH5 2.884 3.749 76.93 1.14 0.03 π/4DQPSK SISO 2402 2DH5 2.894 3.751 77.15 1.13 0.03 2441 2DH5 2.894 3.750 77.17 1.13 0.03 2480 2DH5 2.895 3.751 77.18 1.12 0.03 Page 4 of 50 Report No.: 8232EU012301W-AD 1.2 Test Graph 1.2.1 Ant1 GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 5 of 50 Report No.: 8232EU012301W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 6 of 50 Report No.: 8232EU012301W-AD π/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 7 of 50 Report No.: 8232EU012301W-AD 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) Packet Type ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.825 / Pass 2441 DH5 1 0.825 / Pass 2480 DH5 1 0.824 / Pass π/4DQPSK SISO 2402 2DH5 1 1.176 / Pass 2441 2DH5 1 1.173 / Pass 2480 2DH5 1 1.177 / Pass 2.1.2 20dB BW Mode TX Type Frequency (MHz) Packet Type ANT 20dB Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.937 / Pass 2441 DH5 1 0.938 / Pass 2480 DH5 1 0.942 / Pass π/4DQPSK SISO 2402 2DH5 1 1.294 / Pass 2441 2DH5 1 1.295 / Pass 2480 2DH5 1 1.293 / Pass Page 8 of 50 Report No.: 8232EU012301W-AD 2.2 Test Graph 2.2.1 OBW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 9 of 50 Report No.: 8232EU012301W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 10 of 50 Report No.: 8232EU012301W-AD π/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 11 of 50 Report No.: 8232EU012301W-AD 2.2.2 20dB BW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 12 of 50 Report No.: 8232EU012301W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 13 of 50 Report No.: 8232EU012301W-AD π/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 14 of 50 Report No.: 8232EU012301W-AD 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Packet Type Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit GFSK SISO 2402 DH5 -1.49 <=30 Pass 2441 DH5 -1.73 <=30 Pass 2480 DH5 -2.25 <=30 Pass π/4DQPSK SISO 2402 2DH5 0.87 <=20.97 Pass 2441 2DH5 0.86 <=20.97 Pass 2480 2DH5 0.38 <=20.97 Pass Page 15 of 50 Report No.: 8232EU012301W-AD 3.2 Test Graph 3.2.1 Power GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 16 of 50 Report No.: 8232EU012301W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 17 of 50 Report No.: 8232EU012301W-AD π/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 18 of 50 Report No.: 8232EU012301W-AD 4. Carrier Frequency Separation 4.1 Test Result 4.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Channel Separation (MHz) 20dB Bandwidth (MHz) Limit (MHz) Verdict GFSK SISO HOPP DH5 1.016 0.942 >=0.942 Pass π/4DQPSK SISO HOPP 2DH5 1.022 1.295 >=0.863 Pass Page 19 of 50 Report No.: 8232EU012301W-AD 4.2 Test Graph 4.2.1 Ant1 GFSK_DH5_HOPP_Ant1_NTNV π/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 20 of 50 Report No.: 8232EU012301W-AD 5. Number of Hopping Frequencies 5.1 Test Result 5.1.1 HoppNum Mode TX Type Frequency (MHz) Packet Type Num of Hopping Frequencies Verdict ANT1 Limit GFSK SISO HOPP DH5 79 >=15 Pass π/4DQPSK SISO HOPP 2DH5 79 >=15 Pass Page 21 of 50 Report No.: 8232EU012301W-AD 5.2 Test Graph 5.2.1 HoppNum GFSK_DH5_HOPP_Ant1_NTNV π/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 22 of 50 Report No.: 8232EU012301W-AD 6. Time of Occupancy (Dwell Time) 6.1 Test Result 6.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Duration of Single Pulse (ms) Observation Period (s) Num of Pulse in Observation Period Dwell Time (ms) Limit (ms) Verdict GFSK SISO HOPP DH1 0.382 31.600 320 122.240 <=400 Pass DH3 1.640 31.600 169 277.160 <=400 Pass DH5 2.888 31.600 93 268.584 <=400 Pass π/4DQPSK SISO HOPP 2DH1 0.392 31.600 320 125.440 <=400 Pass 2DH3 1.650 31.600 158 260.700 <=400 Pass 2DH5 2.898 31.600 105 304.290 <=400 Pass Page 23 of 50 Report No.: 8232EU012301W-AD 6.2 Test Graph 6.2.1 Ant1 GFSK_DH1_HOPP_Ant1_NTNV GFSK_DH1_HOPP_Ant1_NTNV Page 24 of 50 Report No.: 8232EU012301W-AD GFSK_DH3_HOPP_Ant1_NTNV GFSK_DH3_HOPP_Ant1_NTNV Page 25 of 50 Report No.: 8232EU012301W-AD GFSK_DH5_HOPP_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV Page 26 of 50 Report No.: 8232EU012301W-AD π/4DQPSK_2DH1_HOPP_Ant1_NTNV π/4DQPSK_2DH1_HOPP_Ant1_NTNV Page 27 of 50 Report No.: 8232EU012301W-AD π/4DQPSK_2DH3_HOPP_Ant1_NTNV π/4DQPSK_2DH3_HOPP_Ant1_NTNV Page 28 of 50 Report No.: 8232EU012301W-AD π/4DQPSK_2DH5_HOPP_Ant1_NTNV π/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 29 of 50 Report No.: 8232EU012301W-AD 7. Unwanted Emissions In Non-restricted Frequency Bands 7.1 Test Result 7.1.1 Ref Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) GFSK SISO 2402 DH5 1 -1.67 2441 DH5 1 -1.96 2480 DH5 1 -2.56 HOPP DH5 1 -1.69 -1.69 π/4DQPSK SISO 2402 2DH5 1 -2.22 2441 2DH5 1 -1.69 2480 2DH5 1 -2.41 HOPP 2DH5 1 -1.21 -1.21 Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. 7.1.2 CSE Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference …

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Page 1 of 2 Report No.: 8232EU012301W-AA ANNEX A TEST SETUP PHOTOS PHOTO 1 Photo of Power Line Conducted Emission Test PHOTO 2 Photo of Radiated Emission Test (Below 1GHz) Left Ear Page 2 of 2 Report No.: 8232EU012301W-AA PHOTO 3 Photo of Radiated Emission Test (Above 1GHz) Left Ear --- End ---