2AVRU-T7Bluetooth Earbuds

Item Name Bluetooth earbuds2 pcs 1 pcs 1 pcs 1 pcs 3 sizes(Big,Medium,small) Charger case User manual Eartips Use charger line Quantity T7 ① Product Name: T7 ② Bluetooth Version: Version 5.0 ③ Protocol: Supports HFP 1.7, HSP 1.2, AVRCP 1.6, SPP 1.2 and PBAP 1.0 Specification of charger case: ① Input current: 5V 1A ② Output current: 5V 1A ③ Battery type: 3.7V ④ Charging time:1-2H ① Make sure that the charging case has electricity. If the charging compartment is out of power, please fully charge the Repeated use: the earbuds has been connected with the mobile phone--- open the phone Bluetooth, and take out the two earbuds from the charging case, without any operation, it will connect with the phone automatically . If you use a different phone, you need to follow the steps in the instructions for use. Special Note:The two earbuds are well paired before packaged, but if they can not paired well due to some wrong operations, please do as following steps to re-pair the earbuds. Power off the two earbuds, then press the button of the two earbuds at same time and do not release for about 10s, blue lights sparkled ----> red and blue lights sparkled alternatively ---> release --->two earbuds are in the situation of paired, and they are ready for phone searching. ① please use the standard 5V charger (4.9-5.5V) ② Do not place the charging case and the Bluetooth earbuds next to the flammable explosives. ③ Do not disassemble the charging case and Bluetooth earbuds, or insert other items into the product to avoid damage to the product or even cause harm to you. Specification of Earbuds Sketch Fitting How to operate the earbuds: FAQ and Solutions Indicator description: How to pairing For the first time to use the earbuds or for a long time to no use, please charge the charging case and earphones before, Please keep it in an unobstructed and effective environment within 10 meters. Otherwise, it may be stuck and disconnected. Enter into the Settings Select Bluetooth in your device Turn on bluetooth in your device settings Select in your device's bluetooth settings to connect Bluetooth Paired Warming remain Phenomenon Can not turn on / Turn off automaticly No hint after paired Can talk but red light is on No lights on when charging Echo There is noise when talking Low voice Can not hear the music No output from power supply Check the power supply if connected Too large volume or too noisy environmental Environmental disturbance or too far away from device Not wear earbuds correctly The phone doesn’t support Adjust the position of earbuds Need a phone support BT stereo Change the environment or move to place near the device Turn down the volume or change the environmental Red light is on for lower battery Charge for the earbuds Not paired correctlyRe-paired Low battery Charge the earbuds for 2-5H Failure ReasonSolution L for LeftR for Right The earcap heads down Adjust to the best fit ① Charge the earbuds: Put the earbuds into the charging case and c over it to charge. ea rbuds indicator: Lights up red when charging, and red light when fully char ged. The charging case flashes green and the light is off after charging. ② Charge the charging case: Plug the 5V/1A USB into the char ging port to charge. During charging, the middle digit of t he charging stand display indicates the charging case power. When t he number is displayed as “100”, the battery is fully char ged. Char ging case indicator light: The charging flashes green light, and t he light is off after charging. ③ Charge to the mobile phone：Connect USB cable to USB port of case t o charge the mobile phone. Char ging case indicator light : Light will turn green when char ging and turn off when fully charged Turn on: Press and hold the touch multi-function button for 3 seconds or take it out from the charging case, the earbuds will be turned on automatically Turn off: Press and hold the touch multi-function button for 5 seconds (Led light turn red and stay) to shut down, or directly put the earbuds back into the charging case, the earbuds automatically turns red and automatically turns off. Answer and hang up: When phone coming,short press the touch button one time,answer the phone, short press the touch button one time when call end Reject the phone：Press the touch button for 3s,reject the phone Start Siri: Long press Right earbud or Left earbud for 1s you will hear “DU”, release andphone voice ontrol is started. Siri supported only NEXT/PREV Songs: Double click on the Right earbud(R), it plays next song, double click on the L earbud, it plays previous song How to operate： Main earbuds(R) Bluetooth name: T7 secondary earbud (L) Bluetooth name: T7 L Single Earbud Mode：When the main earbud (R) and the secondary earbud (L) are not connected, taking out one of any of the earbuds separately from the charging case. The earbud prompts “turn on”, then for 3 seconds, the blue light flashes---the red and blue lights flash alternately, open the mobile phone Bluetooth function, search for the Bluetooth device and click connect, the “Bluetooth Connected ” will be displayed in the upper right corner of the phone screen, and the earbud will prompt “Connected”, or the manual operation of a single earbud will repeat the above operation. Note: This operation also clears the team record between the phone and the earbuds, so you need to delete the Bluetooth pairing record before the phone and then search for the connection again. Care and maintenance: ① To avoid any mis-operation caused by collision put the earbud in charging case before put in your pocket ② Do not use a abrasive cleaner to clean the Bluetooth earbuds. ③ Do not expose the Bluetooth earbuds to excessive temperature. ④ Do not expose the earbud under the blazing sun for a long t ime 1.Do not use this product while charging. Please use the adapter specified by the manufacturer to charge the product. 2.Do not disassemble the built-in lithium battery. 3.Do not let the metal contact or short the electrode. 4.Do…

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Dongguan Taiyin Electronic & Technology Co.,Ltd The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Date: 2021/5/17 FCC ID: 2AVRU- T7 Dear Sir/Madam, We, Dongguan Taiyin Electronic & Technology Co.,Ltd, Hereby declares the following statement for Federal Communications Commission, PCB board, circuit, structure and internal of these model(s) are the same, Only model number is different for these model: Product name: Bluetooth Earbuds Model no.: T7, X1, X2, X3, X4, X6, s22, SH-1, SH-2, SH-3, S11, FR3, FR5, FR7, FR8, FR9, SKY3, SKY5, EM4, EM12, EL8, F9, F10, X18, X20, X23, X26, X31, X32, X33, X35, X36, X37, X38, X39, X40, X40S, T17, T19, T20, T23, T25, T26, T26B, T27, T27B, T28, T29, T30, T31 Sincerely, Name/Title： YangJi Zhang / Sales Manager Company: Dongguan Taiyin Electronic & Technology Co.,Ltd Address: The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Phone: +86 18718251185 Fax: +86 18718251185 E-Mail: [email protected]

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 Date: 2021/5/17 Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b)(4) of the Freedom of Information Act, we requests confidentiality for the following products: FCC ID Model name 2AVRU-T7 T7, X1, X2, X3, X4, X6, s22, SH-1, SH-2, SH-3, S11, FR3, FR5, FR7, FR8, FR9, SKY3, SKY5, EM4, EM12, EL8, F9, F10, X18, X20, X23, X26, X31, X32, X33, X35, X36, X37, X38, X39, X40, X40S, T17, T19, T20, T23, T25, T26, T26B, T27, T27B, T28, T29, T30, T31 For the product stated above, we request that the following information be held confidential; Exhibits Long-Term Confidentiality Short-Term Confidentiality Short-Term Confidentiality Days External Photos Internal Photos Block Diagram Schematics Test Setup Photos User’s Manual Parts List Tune Up Operational Descriptions The long-term confidentiality exhibits contain our trade secrets and proprietary information that could be of benefit to our competitors. The short-term confidentiality on the basis of ensuring that business sensitive information remains confidential until the actual marketing of our new device. If you have any questions, please feel free to contact me at the address shown below. Sincerely, Name/Title： YangJi Zhang / Sales Manager Company: Dongguan Taiyin Electronic & Technology Co.,Ltd Address: The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Phone: +86 18718251185 Fax: +86 18718251185 E-Mail: [email protected]

Dongguan Taiyin Electronic & Technology Co.,Ltd The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2021/5/17 To whom it may concern: We, Dongguan Taiyin Electronic & Technology Co.,Ltd the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behalf in all matters relating to applications for equipment authorization FCC ID: 2AVRU-T7 including the signing of all documents related to these matters. Any and all acts carried out by Eurofins Product Service GmbH on our behalf shall have the same effect as acts of our own. We also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Sincerely, Name/Title： YangJi Zhang / Sales Manager Company: Dongguan Taiyin Electronic & Technology Co.,Ltd Address: The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Phone: +86 18718251185 Fax: +86 18718251185 E-Mail: [email protected]

Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 1 of 5 EXTERIOR PHOTOGRAPHS OF EUT Fig.1 Fig.2 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 2 of 5 Fig.3 Fig.4 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 3 of 5 Fig.5 Fig.6 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 4 of 5 Fig.7 Fig.8 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 5 of 5 Fig.9 Fig.10

Size: 10mm(L)*5mm(W) Label Location: FCC ID: 2AVRU- T7

Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 1 of 3 INTERIOR PHOTOGRAPHS OF EUT Fig.1 Fig.2 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 2 of 3 Fig.3 Fig.4 Bluetooth Antenna Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 3 of 3 Fig.5 Fig.6

Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 1 of 2 RADIO FREQUENCY EXPOSURE Limit According to section 4.3.1 of KDB 447498 D01 General RF Exposure Guidance v06, SAR evaluation is required if the separation distance between the user and/or bystander and the antenna and/or radiating element of the device is less than or equal to 20 cm, except when the device operates at or below the applicable output power level (adjusted for tune-up tolerance) for the specified separation distance defined in Appendix A. Appendix A SAR Test Exclusion Thresholds for 100 MHz – 6 GHz and ≤ 50 mm MHz 5 10 15 20 25 mm 150 39 77 116 155 194 SAR Test Exclusion Threshold (mW) 300 27 55 82 110 137 450 22 45 67 89 112 835 16 33 49 66 82 900 16 32 47 63 79 1500 12 24 37 49 61 1900 11 22 33 44 54 2450 10 19 29 38 48 3600 8 16 24 32 40 5200 7 13 20 26 33 5400 6 13 19 26 32 5800 6 12 19 25 31 MHz 30 35 40 45 50 mm 150 232 271 310 349 387 SAR Test Exclusion Threshold (mW) 300 164 192 219 246 274 450 134 157 179 201 224 835 98 115 131 148 164 900 95 111 126 142 158 1500 73 86 98 110 122 1900 65 76 87 98 109 2450 57 67 77 86 96 3600 47 55 63 71 79 5200 39 46 53 59 66 5400 39 45 52 58 65 5800 37 44 50 56 62 Note: Manufacturer declared that the maximum antenna gain is 2.67dBi (Max.). Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 2 of 2 Conducted Power Results Test Mode Channel Frequency (MHz) Measured Peak Output Power (dBm) GFSK 00 2402 3.89 39 2441 1.91 78 2480 0.86 π/4-DQPSK 00 2402 4.63 39 2441 2.47 78 2480 1.45 8-DPSK 00 2402 5.11 39 2441 3.16 78 2480 2.12 Manufacturing tolerance GFSK (Peak) Channel Channel 0 Channel 39 Channel 78 Target (dBm) 3.5 1.5 0.5 Tolerance ±(dB) 1.0 1.0 1.0 π/4-DQPSK (Peak) Channel Channel 0 Channel 39 Channel 78 Target (dBm) 4.5 2.0 1.0 Tolerance ±(dB) 1.0 1.0 1.0 8-DPSK (Peak) Channel Channel 0 Channel 39 Channel 78 Target (dBm) 5.0 3.0 2.0 Tolerance ±(dB) 1.0 1.0 1.0 Results Test Mode Channel Frequency (MHz) Max. Tune Up Power (dBm, Peak) Max. Eirp including Tune Up (dBm, Peak) Max. Eirp including Tune Up (mW, Peak) Exemption Limit (mW) GFSK 2402 4.5 7.17 5.21 10 2441 2.5 5.17 3.29 10 2480 1.5 4.17 2.61 10 π/4-DQPSK 2402 5.5 8.17 6.56 10 2441 3.0 5.67 3.69 10 2480 2.0 4.67 2.93 10 8-DPSK 2402 6.0 8.67 7.36 10 2441 4.0 6.67 4.65 10 2480 3.0 5.67 3.69 10 The antenna gain of the EUT for BT is 2.67dBi (Max). the Maximum Eirp is used for Routine Evaluation Exemption according to section 4.3.1 of KDB 447498 D01. So, the SAR evaluation is not required.

Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 1 of 36 Appendix A RF Test Data for BT(BDR/EDR) (Conducted Measurement) Product Name: Bluetooth Earbuds Trade Mark: N/A Test Model: T7 FCC ID: 2AVRU-T7 Environmental Conditions Temperature: 22.8 C Relative Humidity: 56% ATM Pressure: 100.0 kPa Test Engineer: Nancy Li Supervised by: Hugo Chen A.1 20 dB Bandwidth TestMode Antenna Channel 20db EBW[MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict DH5 Ant1 2402 0.879 2401.502 2402.381 --- PASS 2441 0.885 2440.499 2441.384 --- PASS 2480 0.888 2479.499 2480.387 --- PASS 2DH5 Ant1 2402 1.293 2401.322 2402.615 --- PASS 2441 1.287 2440.325 2441.612 --- PASS 2480 1.284 2479.325 2480.609 --- PASS 3DH5 Ant1 2402 1.278 2401.313 2402.591 --- PASS 2441 1.296 2440.313 2441.609 --- PASS 2480 1.296 2479.310 2480.606 --- PASS Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 2 of 36 Test Graph DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 3 of 36 2DH5_Ant1_2402 2DH5_Ant1_2441 2DH5_Ant1_2480 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 4 of 36 3DH5_Ant1_2402 3DH5_Ant1_2441 3DH5_Ant1_2480 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 5 of 36 A.2 Dwell Time TestMode Antenna Channel BurstWidth [ms] TotalHops [Num] Result[s] Limit[s] Verdict DH5 Ant1 Hop 2.90 110 0.319 <=0.4 PASS 2DH5 Ant1 Hop 2.90 70 0.203 <=0.4 PASS 3DH5 Ant1 Hop 2.91 130 0.378 <=0.4 PASS Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 6 of 36 Test Graph DH5_Ant1_Hop Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 7 of 36 2DH5_Ant1_Hop Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 8 of 36 3DH5_Ant1_Hop Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 9 of 36 A.3 Carrier Frequency Separation TestMode Antenna Channel Result[MHz] Limit[MHz] Verdict DH5 Ant1 Hop 0.986 >=0.888 PASS 2DH5 Ant1 Hop 1.016 >=0.862 PASS 3DH5 Ant1 Hop 0.992 >=0.864 PASS Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 10 of 36 Test Graph DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 11 of 36 A.4 Hopping Channel Number TestMode Antenna Channel Result[Num] Limit[Num] Verdict DH5 Ant1 Hop 79 >=15 PASS 2DH5 Ant1 Hop 79 >=15 PASS 3DH5 Ant1 Hop 79 >=15 PASS Test Graph DH5_Ant1_Hop 2DH5_Ant1_Hop Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 12 of 36 3DH5_Ant1_Hop Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 13 of 36 A.5 Conducted Peak Output Power TestMode Antenna Channel Result[dBm] Limit[dBm] Verdict DH5 Ant1 2402 3.89 <=20.97 PASS 2441 1.91 <=20.97 PASS 2480 0.86 <=20.97 PASS 2DH5 Ant1 2402 4.63 <=20.97 PASS 2441 2.47 <=20.97 PASS 2480 1.45 <=20.97 PASS 3DH5 Ant1 2402 5.11 <=20.97 PASS 2441 3.16 <=20.97 PASS 2480 2.12 <=20.97 PASS Test Graph DH5_Ant1_2402 DH5_Ant1_2441 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 14 of 36 DH5_Ant1_2480 2DH5_Ant1_2402 2DH5_Ant1_2441 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 15 of 36 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 16 of 36 3DH5_Ant1_2480 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 17 of 36 A.6 Band-edge for RF Conducted Emissions TestMode Antenna ChName Channel RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 Low 2402 3.60 -46.6 <=-16.4 PASS High 2480 0.45 -48.75 <=-19.55 PASS Low Hop_2402 2.77 -50.06 <=-17.23 PASS High Hop_2480 0.88 -47.94 <=-19.12 PASS 2DH5 Ant1 Low 2402 2.90 -49.31 <=-17.1 PASS High 2480 0.10 -48.77 <=-19.9 PASS Low Hop_2402 -2.21 -49.73 <=-22.21 PASS High Hop_2480 0.69 -48.21 <=-19.31 PASS 3DH5 Ant1 Low 2402 3.32 -47.86 <=-16.68 PASS High 2480 -0.08 -47.2 <=-20.08 PASS Low Hop_2402 1.16 -49.73 <=-18.84 PASS High Hop_2480 -2.41 -48.59 <=-22.41 PASS Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 18 of 36 Test Graph DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 19 of 36 DH5_Ant1_High_Hop_2480 2DH5_Ant1_Low_2402 2DH5_Ant1_High_2480 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 20 of 36 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 3DH5_Ant1_Low_2402 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 21 of 36 3DH5_Ant1_High_2480 3DH5_Ant1_Low_Hop_2402 3DH5_Ant1_High_Hop_2480 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 22 of 36 A.7 RF Conducted Spurious Emissions Test Graph DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 23 of 36 DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 DH5_Ant1_2441_1000~26500 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 24 of 36 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 DH5_Ant1_2480_1000~26500 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 25 of 36 2DH5_Ant1_2402_0~Reference 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 26 of 36 2DH5_Ant1_2441_0~Reference 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 27 of 36 2DH5_Ant1_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 28 of 36 3DH5_Ant1_2402_0~Ref…

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Report No.: TZ210302068-E Page 1 of 36 Prepared for : Dongguan Taiyin Electronic & Technology Co.,Ltd The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Prepared By : Shenzhen Tongzhou Testing Co.,Ltd 1th Floor, Building 1, Haomai High-tech Park, Huating Road 387, Dalang Street, Longhua, Shenzhen, China Date of Test: Date of Report: Report Number: 2021/3/17 - 2021/3/22 2021/5/11 TZ210302068-E The test report apply only to the specific sample(s) tested under stated test conditions It is not permitted to copy extracts of these test result without the written permission of the test laboratory. FCC TEST REPORT Test report On Behalf of Dongguan Taiyin Electronic & Technology Co.,Ltd For Bluetooth Earbuds Model No: T7, X1, X2, X3, X4, X6, s22, SH-1, SH-2, SH-3, S11, FR3, FR5, FR7, FR8, FR9, SKY3, SKY5, EM4, EM12, EL8, F9, F10, X18, X20, X23, X26, X31, X32, X33, X35, X36, X37, X38, X39, X40, X40S, T17, T19, T20, T23, T25, T26, T26B, T27, T27B, T28, T29, T30, T31 FCC ID: 2AVRU-T7 Report No.: TZ210302068-E Page 2 of 36 TEST RESULT CERTIFICATION Applicant’s name ................. : Dongguan Taiyin Electronic & Technology Co.,Ltd Address .................................. : The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Manufacture's Name ............ : Dongguan Taiyin Electronic & Technology Co.,Ltd Address .................................. : The 5th floor,No. B buliding,Chanan Road No.158,Chashan Town,Dongguan,Guangdong,China Product description Trade Mark ............................. : N/A Product name ........................... : Bluetooth Earbuds Model No ................................ : T7, X1, X2, X3, X4, X6, s22, SH-1, SH-2, SH-3, S11, FR3, FR5, FR7, FR8, FR9, SKY3, SKY5, EM4, EM12, EL8, F9, F10, X18, X20, X23, X26, X31, X32, X33, X35, X36, X37, X38, X39, X40, X40S, T17, T19, T20, T23, T25, T26, T26B, T27, T27B, T28, T29, T30, T31 Standards ............................. : FCC Rules and Regulations Part 15 Subpart C Section 15.247 ANSI C63.10: 2013 This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Tongzhou Testing Co.,Ltd is acknowledged as copyright owner and source of the material. Shenzhen Tongzhou Testing Co.,Ltd takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Date of Test ............................. ........... : Date (s) of performance of tests ........... : 2021/3/17 - 2021/3/19 Date of Issue ......................................... : 2021/5/11 Test Result ............................................ : PASS Testing Engineer : (Nancy Li) Technical Manager : (Hugo Chen) Authorized Signatory : (Andy Zhang) Report No.: TZ210302068-E Page 3 of 36 Revision History Revision Issue Date Revisions Revised By 00 2021/5/11 Initial Issue Andy Zhang Report No.: TZ210302068-E Page 4 of 36 TABLE OF CONTENTS Description Page 1. GENERAL INFORMATION ................................................................................................................ 5 1.1. Description of Device (EUT) ................................................................................................................... 5 1.2 Support equipment List ................................................................................................................................ 5 1.3 EUT configuration ......................................................................................................................................... 5 The following peripheral devices and interface cables were connected during the measurement: ....... 5 1.4 External I/O Cable ........................................................................................................................................ 5 1.5 Description of Test Facility .......................................................................................................................... 6 1.6 Statement of the Measurement Uncertainty ............................................................................................. 7 1.7 Measurement Uncertainty ........................................................................................................................... 7 1.8 Description of Test Modes .......................................................................................................................... 7 2. TEST METHODOLOGY ...................................................................................................................... 8 2.1 EUT Configuration ........................................................................................................................................ 8 2.2 EUT Exercise ................................................................................................................................................ 8 2.3 General Test Procedures ............................................................................................................................ 8 2.4. Test Sample ................................................................................................................................................. 8 3. SYSTEM TEST CONFIGURATION .................................................................................................. 9 3.1 Justification .................................................................................................................................................... 9 3.2 EUT Exercise Software ............................................................................................................................... 9 3.3 Special Accessories ..................................................................................................................................... 9 3.4 Block Diagram/Schematics ..............................................................…

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Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2AVRU-T7 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 1 of 1 TEST SETUP PHOTOS OF THE EUT Radiated Emission Below 1GHz Radiated Emission Above 1GHz