2ACA8-PIWEB-01Pinit Wireless Earbuds

Earbuds Quick Start Guide EN Pinit Wireless Earbuds Need help? Email: [email protected] Warranty Card Name:Phone: Address:Model: Date of purchase: Case of failure: 1 Select Your Pins 2 Snap In Place 3 Show O Your Earbud Case APPLYING PINS TO CASE [email protected] www.pinit.earth Shop more Pinit products on our website! FCC Warning 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. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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 off 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 different from that to which the receiver is connected.  -Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Appendix III EUT External Photographs Photo 1 Appearance of EUT Photo 2 Appearance of EUT FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Photo 3 Appearance of EUT Photo 4 Appearance of EUT FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Photo 5 Appearance of EUT Photo 6 Appearance of EUT

FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 AppendixI Label FCC ID: 2ACA8-PIWEB-01 Model: PIWEB-01 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Appendix II Label Location

FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Appendix IV EUT Internal Photographs Photo 7 Internal of EUT Photo 8 Appearance PCB&Battery parameters FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Photo 9 Appearance of PCB Photo 10 Appearance of EUT FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Photo 11 Internal of EUT Photo 12 Appearance of PCB& Battery parameters BT Antenna

Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202304-0081-6 Page: 1 of 3 TB-RF-074-1.0 1 A/F., Building.6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao’an, Shenzhen, Guangdong, China Tel: +86 75526509301 Fax: +86 75526509195 RF Exposure Evaluation FCC ID: 2ACA8-PIWEB-01 1. Client Information Applicant : Doria International, Inc Address : 12424 Wilshire Blvd, Suite 1120, Los Angeles, CA, 90025 Manufacturer : Doria International, Inc Address : 12424 Wilshire Blvd, Suite 1120, Los Angeles, CA, 90025 2. General Description of EUT EUT Name : Pinit Wireless Earbuds Model(s) No. : PIWEB-01, 01 Model Difference : All models are identical in the same PCB layout, internal structure and circuit, the only difference is the appearance. Product Description : Operation Frequency: Bluetooth 5.2(BDR+EDR): 2402MHz~2480MHz Number of Channel: 79 channels Antenna Gain: 2.26dBi FPC Antenna Modulation Type: GFSK(1Mbps) π/4-DQPSK(2Mbps) 8-DPSK(3Mbps) Bit Rate of Transmitter: 1/2/3Mbps Power Rating : Input: DC 5V,1A Power Supply (Charging Box) : DC 3.7V by 800mAh Rechargeable Li-ion battery Power Supply (Earphone) DC 3.7V by 45mAh Rechargeable Li-ion battery Software Version : V1.3 Hardware Version : V1.1 Remark: The antenna gain provided by the applicant, the adapter and verified for the RF conduction test and adapter provided by TOBY test lab. Note: More test information about the EUT please refer the RF Test Report. Report No.: TBR-C-202304-0081-6 Page: 2 of 3 TB-RF-074-1.0 SAR Test Exclusion Calculations 1. FCC: According to KDB 447498 D01 Mobile and Portable Devices RF Exposure Procedures and Equipment Authorization Policies v06. (1) Clause 4.3: General SAR test reduction and exclusion guidance Sub clause 4.31: Standalone SAR test exclusion considerations 1) The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6GHz at test separation distance≤5 mm are determined by: [(max. power of channel, including tune-up tolerance, mW)/(min. test separation, mm)]*[√f (GHz) ] ≤3.0 for 1-g SAR [(max. power of channel, including tune-up tolerance, mW)/(min. test separation, mm)]*[√f (GHz) ] ≤7.5.0 for 10-g SAR Report No.: TBR-C-202304-0081-6 Page: 3 of 3 TB-RF-074-1.0 2. Calculation: Test separation: 5mm Bluetooth Mode (GFSK) Frequency (GHz) Conducted Power (dBm) Turn-up Power Tolerance (dB) Max power of tune up tolerance (dBm) Max power of tune up tolerance (mw) Calculation Value Threshold Value 2.402 3.687 3±1 4 2.512 2.512 3.0 2.441 3.137 3±1 4 2.512 2.512 3.0 2.480 2.766 2±1 3 1.995 1.995 3.0 Bluetooth Mode (Pi/4-DQPSK) Frequency (GHz) Conducted Power (dBm) Turn-up Power Tolerance (dB) Max power of tune up tolerance (dBm) Max power of tune up tolerance (mw) Calculation Value Threshold Value 2.402 0.745 0±1 1 1.259 0.390 3.0 2.441 1.056 1±1 2 1.585 0.495 3.0 2.480 0.799 0±1 1 1.259 0.397 3.0 Bluetooth Mode (8-DQPSK) Frequency (GHz) Conducted Power (dBm) Turn-up Power Tolerance (dB) Max power of tune up tolerance (dBm) Max power of tune up tolerance (mw) Calculation Value Threshold Value 2.402 1.250 1±1 2 1.585 0.491 3.0 2.441 1.597 1±1 2 1.585 0.495 3.0 2.480 1.403 1±1 2 1.585 0.499 3.0 Conclusion: The measurement results comply with the FCC Limit per 47 CFR 2.1093 for the uncontrolled RF Exposure and SAR Exclusion Threshold per KDB 447498 v06. -----END OF REPORT-----

Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 1 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 RF Test Data for Bluetooth(BDR+EDR) (Conducted Measurements) General Description of EUT Product Name: Pinit Wireless Earbuds Test Model: PIWEB-01 Sample ID: RW-C-202304-0081-1-2# Environmental Conditions Temperature: 24°C Relative Humidity: 52% Test Voltage: DC 3.7V Test Engineer: Liu ji ming Note: For a more detailed features description, please refer to the report TBR-C-202304-0081-1 The report only show the worst case data. Duty Cycle Condition Mode Frequency (MHz) Antenna Duty Cycle (%) Correction Factor (dB) 1/T (kHz) NVNT 1-DH1 2402 Ant1 30.4 5.17 2.63 NVNT 1-DH1 2441 Ant1 15.2 8.18 2.63 NVNT 1-DH1 2480 Ant1 31.2 5.06 2.56 NVNT 2-DH1 2402 Ant1 30.65 5.14 2.63 NVNT 2-DH1 2441 Ant1 30.4 5.17 2.63 NVNT 2-DH1 2480 Ant1 31.2 5.06 2.56 NVNT 3-DH1 2402 Ant1 31.2 5.06 2.56 NVNT 3-DH1 2441 Ant1 31.2 5.06 2.56 NVNT 3-DH1 2480 Ant1 31.2 5.06 2.56 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 2 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Test Graphs Duty Cycle NVNT 1-DH1 2402MHz Ant1 Duty Cycle NVNT 1-DH1 2441MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 3 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Duty Cycle NVNT 1-DH1 2480MHz Ant1 Duty Cycle NVNT 2-DH1 2402MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 4 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Duty Cycle NVNT 2-DH1 2441MHz Ant1 Duty Cycle NVNT 2-DH1 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 5 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Duty Cycle NVNT 3-DH1 2402MHz Ant1 Duty Cycle NVNT 3-DH1 2441MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 6 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Duty Cycle NVNT 3-DH1 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 7 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Maximum Conducted Output Power Condition Mode Frequency (MHz) Antenna Conducted Power (dBm) Limit (dBm) Verdict NVNT 1-DH1 2402 Ant1 3.687 21 Pass NVNT 1-DH1 2441 Ant1 3.137 21 Pass NVNT 1-DH1 2480 Ant1 2.766 21 Pass NVNT 2-DH1 2402 Ant1 0.745 21 Pass NVNT 2-DH1 2441 Ant1 1.056 21 Pass NVNT 2-DH1 2480 Ant1 0.799 21 Pass NVNT 3-DH1 2402 Ant1 1.25 21 Pass NVNT 3-DH1 2441 Ant1 1.597 21 Pass NVNT 3-DH1 2480 Ant1 1.403 21 Pass Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 8 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Test Graphs Power NVNT 1-DH1 2402MHz Ant1 Power NVNT 1-DH1 2441MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 9 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Power NVNT 1-DH1 2480MHz Ant1 Power NVNT 2-DH1 2402MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 10 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Power NVNT 2-DH1 2441MHz Ant1 Power NVNT 2-DH1 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 11 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Power NVNT 3-DH1 2402MHz Ant1 Power NVNT 3-DH1 2441MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 12 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Power NVNT 3-DH1 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 13 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 -20dB Bandwidth Condition Mode Frequency (MHz) Antenna -20 dB Bandwidth (MHz) Limit -20 dB Bandwidth (MHz) Verdict NVNT 1-DH1 2402 Ant1 0.95 0 Pass NVNT 1-DH1 2441 Ant1 0.97 0 Pass NVNT 1-DH1 2480 Ant1 0.95 0 Pass NVNT 2-DH1 2402 Ant1 1.32 0 Pass NVNT 2-DH1 2441 Ant1 1.33 0 Pass NVNT 2-DH1 2480 Ant1 1.34 0 Pass NVNT 3-DH1 2402 Ant1 1.3 0 Pass NVNT 3-DH1 2441 Ant1 1.3 0 Pass NVNT 3-DH1 2480 Ant1 1.28 0 Pass Shenzhen Toby Technology Co., Ltd. Http://www.tobylab.cn Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202304-0081-1 Page: 14 of 67 FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Test Graphs -20dB Bandwidth NVNT 1-DH1 2402MHz Ant1 -20dB Bandwidth NVNT 1-DH1 2441MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.to…

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一站式通信射频天线解决方案服务商 第 1 页 Shenzhen Yimingyuan Technology Co., Ltd FPC Antenna specification Customer Shenzhen Jiuzhou Electronics Co. Ltd Specs 350T Part Number Frequency Band 2.4G-BT Color Green Edition REV:A Salesperson Yang ’s Design Yang ’R Structure Yao ’R Confirm Date 2020/12.18 Signing Date Customer confirmation: Join hands to create the future 一站式通信射频天线解决方案服务商 第 2 页 一、PCB LAYOUT 一站式通信射频天线解决方案服务商 第 3 页 图1 350T天线 二、Electrical Specification 1. Working Frequency Range :2400--2500mhz， 三、Electrical Characteristics 1. Standing wave ratio 一站式通信射频天线解决方案服务商 第 4 页 2. Radiation 一站式通信射频天线解决方案服务商 第 5 页 3. Efficiency gain 一站式通信射频天线解决方案服务商 第 6 页

Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202304-0081-1 Page: 1 of 49 TB-RF-074-1.0 1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China Tel: +86 75526509301 Fax: +86 75526509195 Radio Test Report FCC ID: 2ACA8-PIWEB-01 Report No. : TBR-C-202304-0081-1 Applicant : Doria International, Inc Equipment Under Test (EUT) EUT Name : Pinit Wireless Earbuds Model No. : PIWEB-01 Series Model No. : 01 Brand Name : PIWEB Sample ID : RW-C-202304-0081-1# & RW-C-202304-0081-2# Receipt Date : 2023-06-13 Test Date : 2023-06-13 to 2023-06-24 Issue Date : 2023-06-30 Standards : FCC Part 15 Subpart C 15.247 Test Method : ANSI C63.10: 2013 KDB 558074 D01 15.247 Meas Guidance v05r02 Conclusions : PASS In the configuration tested, the EUT complied with the standards specified above. Witness Engineer : Seven Wu Engineer Supervisor : Ivan Su Engineer Manager : Ray Lai This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in the report. Report No.: TBR-C-202304-0081-1 Page: 2 of 49 TB-RF-074-1.0 Contents CONTENTS ............................................................................................................................................. 2 1. GENERAL INFORMATION ABOUT EUT ............................................................................. 6 1.1 Client Information ................................................................................................................. 6 1.2 General Description of EUT (Equipment Under Test) ................................................... 6 1.3 Block Diagram Showing the Configuration of System Tested ...................................... 8 1.4 Description of Support Units .............................................................................................. 8 1.5 Description of Test Mode .................................................................................................... 9 1.6 Description of Test Software Setting .............................................................................. 10 1.7 Measurement Uncertainty ................................................................................................ 10 1.8 Test Facility ......................................................................................................................... 11 2. TEST SUMMARY ..................................................................................................................... 12 3. TEST SOFTWARE ................................................................................................................... 12 4. TEST EQUIPMENT .................................................................................................................. 13 5. CONDUCTED EMISSION ....................................................................................................... 15 5.1 Test Standard and Limit .................................................................................................... 15 5.2 Test Setup ........................................................................................................................... 15 5.3 Test Procedure ................................................................................................................... 15 5.4 Deviation From Test Standard ......................................................................................... 16 5.5 EUT Operating Mode ........................................................................................................ 16 5.6 Test Data ............................................................................................................................. 16 6. RADIATED AND CONDUCTED UNWANTED EMISSIONS ............................................ 17 6.1 Test Standard and Limit .................................................................................................... 17 6.2 Test Setup ........................................................................................................................... 19 6.3 Test Procedure ................................................................................................................... 20 6.4 Deviation From Test Standard ......................................................................................... 21 6.5 EUT Operating Mode ........................................................................................................ 21 6.6 Test Data ............................................................................................................................. 21 7. EMISSIONS IN RESTRICTED BANDS ............................................................................... 22 7.1 Test Standard and Limit .................................................................................................... 22 7.2 Test Setup ........................................................................................................................... 22 7.3 Test Procedure ................................................................................................................... 23 7.4 Deviation From Test Standard ......................................................................................... 25 Report No.: TBR-C-202304-0081-1 Page: 3 of 49 TB-RF-074-1.0 7.5 EUT Operating Mode ........................................................................................................ 25 7.6 Test Data ............................................................................................................................. 25 8. 99% OCCUPIED AND 20DB BANDWIDTH ........................................................................ 26 8.1 Test Standard and Limit ...................................................…

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FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Appendix V EUT Test Photographs Photo of Setup for Radiated Emission (30MHz~1GHz) Photo of Setup for Radiated Emission (Above 1 GHz) FCC ID: 2ACA8-PIWEB-01 TB-RF-074-1.0 Photo of Setup for Conducted Emission -----END OF REPORT-----