2A6AD1-AD07US20HIGH FIDELITY BELT DRIVE TURNTABLE

FCC ID:2A6AD1-AD07US20 Page 1 of 4 Report No.: CTL2512098011-WF External Photos of the EUT FCC ID:2A6AD1-AD07US20 Page 2 of 4 Report No.: CTL2512098011-WF FCC ID:2A6AD1-AD07US20 Page 3 of 4 Report No.: CTL2512098011-WF FCC ID:2A6AD1-AD07US20 Page 4 of 4 Report No.: CTL2512098011-WF

FCC ID: 2A6AD1-AD07US20 Page 1 of 1 Report No.: CTL2512098011-WF FCC ID Label Information Label location: 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. Product Name: HIGH FIDELITY BELT DRIVE TURNTABLE Model/Type reference: 1-AD07US20 FCC ID: 2A6AD1-AD07US20

FCC ID:2A6AD1-AD07US20 Page 1 of 3 Report No.: CTL2512098011-WF Internal Photos of the EUT Bluetooth Antenna FCC ID:2A6AD1-AD07US20 Page 2 of 3 Report No.: CTL2512098011-WF FCC ID:2A6AD1-AD07US20 Page 3 of 3 Report No.: CTL2512098011-WF

Shenzhen CTL Testing Technology Co., Ltd. Tel:+86-755-89486194 E-Mail:[email protected] RF Exposure evaluation Report Reference No. ................ : CTL2512098011-WFH Compiled by: (printed name+signature) Andy Su Reviewed by: (printed name+signature) Happy Guo Approved by: (printed name+signature) Ivan Xie Product Name ............................ : HIGH FIDELITY BELT DRIVE TURNTABLE Model/Type reference ................ : 1-AD07US20 List Model(s) ............................... : Please look at page 2. Trade Mark .................................. : N/A FCC ID ......................................... : 2A6AD1-AD07US20 Applicant’s name ....................... : 1byone Products Inc. Address of applicant ................. : 1230 E Belmont Street, Ontario, California, United States, 91761. Test Firm ..................................... : Shenzhen CTL Testing Technology Co., Ltd. Address of Test Firm ................. : Floor 1-A, Baisha Technology Park, No.3011, Shahexi Road, Nanshan District, Shenzhen, China 518055 Test specification ....................... : Standard ...................................... : 47CFR §1.1310 47CFR §2.1091 KDB447498 D01 General RF Exposure Guidance v06 TRF Originator ............................. : Shenzhen CTL Testing Technology Co., Ltd. Master TRF .................................. : Dated 2017-01 Date of receipt of test item ........ : Dec 10, 2025 Date of Test ............................... : Dec 10, 2025-Dec 25, 2025 Date of Issue .............................. : Dec 30, 2025 Result .......................................... : Pass Shenzhen CTL Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTL Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTL Testing Technology 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. V1.0 Page 2 of 11 Report No.: CTL2512098011-WFH TEST REPORT Test Report No. : CTL2512098011-WFH Dec 30, 2025 Date of issue Product Name : HIGH FIDELITY BELT DRIVE TURNTABLE Sample No : CTL2512098011 Model /Type : 1-AD07US20 Listed Models : 1-AD07US01, 1-AD07US02, 1-AD07US03, 1-AD07US04, 1-AD07US05, 1-AD07US06, 1-AD07US07, 1-AD07US08, 1-AD07US09, 1-AD07US10, 1-AD07US11, 1-AD07US12, 1-AD07US13, 1-AD07US14, 1-AD07US15, 1-AD07US16, 1-AD07US17, 1-AD07US18, 1-AD07US19, LP02C Applicant : 1byone Products Inc. Address : 1230 E Belmont Street, Ontario, California, United States, 91761. Manufacturer : SHENZHEN QIAOHUA INDUSTRIES LIMITED Address : 301, No.1 Building, Qiaohua Industrial Zone, Luotian Forestry Center, Yanchuan, Yanluo, Bao An, Shenzhen, Guangdong, China.518127. The test results presented in this report relate only to the object tested. This report shall not be reproduced, except in full, without the written approval of the issuing testing laboratory. V1.0 Page 3 of 11 Report No.: CTL2512098011-WFH ** Modified History ** Revision Description Issued Data Report No. Remark Version 1.0 Initial Test Report Release Dec 30, 2025 CTL2512098011-WFH Tracy Qi V1.0 Page 4 of 11 Report No.: CTL2512098011-WFH Contents 1 GENERAL INFORMATION ................................................................................................................................................ 5 1.1 ENVIRONMENTAL CONDITIONS ............................................................................................................................................... 5 1.2 PRODUCT DESCRIPTION ........................................................................................................................................................ 5 1.3 TEST FACILITY ...................................................................................................................................................................... 6 1.4 STATEMENT OF THE MEASUREMENT UNCERTAINTY ...................................................................................................................... 6 2 METHOD OF MEASUREMENT ......................................................................................................................................... 7 2.1 APPLICABLE STANDARD ......................................................................................................................................................... 7 2.2 EVALUATION METHOD AND LIMIT ........................................................................................................................................... 7 3 CONDUCTED POWER RESULTS ....................................................................................................................................... 9 4 MANUFACTURING TOLERANCE .................................................................................................................................... 10 5 EVALUATION RESULTS .................................................................................................................................................. 11 5.1 STANDALONE EVALUATION ................................................................................................................................................... 11 6 CONCLUSION ............................................................................................................................................................... 11 V1.0 Page 5 of 11 Report No.: CTL2512098011-WFH 1 GENERAL INFORMATION 1.1 Environmental conditions During the measurement the environmental conditions were within the listed ranges: Normal Temperature: 18-28°C Relative Humidity: 30-60% Air Pressure: 965-1030hPa 1.2 Product Description Product Name: HIGH FIDELITY BELT DRIVE TURNTABLE Model/Type reference: 1-AD07US20 Power supply: DC 12.0V by adapter Adapter information: Model:HH0024Z-120150-AU Input…

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ReportNo. : RFI-LAB-RF-202512-LL01 QP030-E41 Page 1 of 10 TestingReport Customer Name: 1byone Products Inc. Product Name: HIGH FIDELITY BELT DRIVE TURNTABLE Sample Model: 1-AD07US20 Reference Standard: GB/T 9410-2008; ANSI/IEEE Std149-1979 Issue Date: 2025.12.05 Engineer:Date:2025.12.04 Auditor:Date:2025.12.05 Approver:Date:2025.12.05 ReportNo.:RFI-LAB-RF-202512-LL01 QP030-E41 Page2of10 Version VersionNo.DateDescriptionFormulateApproval A02025.12.05Forthefirsttime,formulateZkrisEason Contents 1.GeneralInformation.........................................................................................................................3 1.1Generalinformationoftestinginstitutions...........................................................................3 1.2Testingprinciple...................................................................................................................3 1.3Testequipment......................................................................................................................4 1.4Testenvironment...................................................................................................................4 1.5Statement..............................................................................................................................4 2.SampleInformation.........................................................................................................................5 2.1Clientinformation.................................................................................................................5 2.2DescriptionofEUT(S)..........................................................................................................5 2.3EUTappearance....................................................................................................................6 2.4EUTsetupphotooffreespaceOTAtesting.........................................................................6 3.TestResults......................................................................................................................................7 3.1Teststandard.........................................................................................................................7 3.2Testuncertainty.....................................................................................................................7 3.3Testdata................................................................................................................................8 3.3.1S11parameters...........................................................................................................8 3.3.2S11data......................................................................................................................8 3.3.3Typicalfreespaceefficiencyandgain......................................................................8 3.3.4Typicalfreespaceradiationpattern...........................................................................9 （Thefollowingisblank）..............................................................................................................10 ReportNo.:RFI-LAB-RF-202512-LL01 QP030-E41 Page3of10 1.GeneralInformation 1.1Generalinformationoftestinginstitutions Name ShenzhenRFI-LABCommunicationTechnologyCo.,Ltd. Address 103Building1TingweilndustrialPark,No.6,LiufangRoad,Zone 67Xingdong,Xin'anSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Tel 13682621346 E-mail [email protected] Equipment Alltheequipmentusedinthereportisfixedin103Building1Tingweilndustrial Park,No.6,LiufangRoad,Zone67Xingdong,Xin'anSubdistrict,Bao'anDistrict, Shenzhen,Guangdong,China 1.2Testingprinciple ReportNo.:RFI-LAB-RF-202512-LL01 QP030-E41 Page4of10 1.3Testequipment EquipmentModelNo.SerialNo.Manufacturer Calibration date Next calibration date OTATest System RayZone-5000 RFI-LAB-RF -D00 GTS2023.3.142026.3.13 Network Analyzer E5071C RFI-LAB-RF -D01 KEYSIGHT2025.5.262026.5.25 Network Analyzer E5071C RFI-LAB-RF -C02 KEYSIGHT2025.5.262026.5.25 1.4Testenvironment Temperature 23.6°C Humidity 58%RH Pressure 100.13kPa 1.5Statement (1)Thetestresultsinthereportareonlyapplicabletothetestedsamplesandthetestedsamples workundertheenvironmentdescribedinthereport. (2)OnlyShenzhenRFI-LABCommunicationTechnologyCo.,Ltd.havetherighttomodifythe report,andthemodificationinformationshallbeannotatedintherevisionform. (3)Anyobjectiontothisreportshallberaisedwithin30daysafterformalconfirmationofthe report. (4)Thisreportisinvalidifthereisanyevidencethatthesampleinformationprovidedisfalsified. (5)Thereportisinvalidwithoutthesignatureoftheauditorandapprover. ReportNo. : RFI-LAB-RF-202512-LL01 QP030-E41 Page 5 of 10 2.SampleInformation 2.1Clientinformation Name 1byoneProductsInc. Address / Contacts / Tel / E-mail / Manufacturer SHENZHENQIAOHUAINDUSTRIESLIMITED Address / 2.2Descriptionof EUT(S) ProductName HIGHFIDELITYBELTDRIVETURNTABLE SampleModel 1-AD07US20 Serial No. 1-AD07US01、1-AD07US02、1-AD07US03、1-AD07US04、1-AD07US05、1- AD07US06、1-AD07US07、1-AD07US08、1-AD07US09、1-AD07US10、1- AD07US11、 1-AD07US12、1-AD07US13、1-AD07US14、1-AD07US15、1- AD07US16、1-AD07US17、1-AD07US18、1-AD07US19、1-AD07US20、LP02C AntennaType PCB Antenna Test Item VSWR;Antennagain;Efficiency;Radiationpattern FrequencyRange 2400~2500MHz ReceivedDate 202 5.12.04 Test Date 202 5.12.04 Remark / ReportNo. : RFI-LAB-RF-202512-LL01 QP030-E41 Page 6 of 10 2.3 EUTappearance 2.4EUTsetupphotoof freespaceOTAtesting Planform Frontview ReportNo.:RFI-LAB-RF-202512-LL01 QP030-E41 Page7of10 3.TestResults 3.1Teststandard NameParameterMethodStandardno. Mobile communication antenna Antennagain Genericspecification forantennasusedinthe mobilecommunications GB/T 9410-2008 Radiationpattern VSWR Antenna Radiationefficiency IEEEStandardTest ProceduresforAntennas ANSI/IEEEStd 149-1979 Gainanddirectivity 3.2Testuncertainty TheuncertaintywascalculatedonthebasisoftheGUMpublishedbyISO,usingthe inclusionfactorofK=2andthe95%confidenceleveltoexpresstheextended uncer…

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Shenzhen CTL Testing Technology Co., Ltd. Tel: +86-755-89486194 E-mail: [email protected] TEST REPORT FCC PART 15.247 Report Reference No.................: CTL2512098011-WF Compiled by: (printed name+signature) Andy Su Reviewed by: (printed name+signature) Happy Guo Approved by: (printed name+signature) Ivan Xie Product Name ............................ : HIGH FIDELITY BELT DRIVE TURNTABLE Model/Type reference ................ : 1-AD07US20 List Model(s) ............................... : Please look at page two Trade Mark .................................. : N/A FCC ID ......................................... : 2A6AD1-AD07US20 Applicant’s name ....................... : 1byone Products Inc. Address of applicant ................. : 1230 E Belmont Street, Ontario, California, United States, 91761. Test Firm ..................................... : Shenzhen CTL Testing Technology Co., Ltd. Address of Test Firm ................. : Floor 1-A, Baisha Technology Park, No.3011, Shahexi Road, Nanshan District, Shenzhen, China 518055 Test specification ....................... : Standard ...................................... : FCC Part 15.247: Operation within the bands 902-928 MHz, 2400-2483.5 MHz and 5725-5850 MHz. TRF Originator ............................. : Shenzhen CTL Testing Technology Co., Ltd. Master TRF .................................. : Dated 2011-01 Date of receipt of test item ........ : Dec 10, 2025 Date of Test Date ........................ : Dec 10, 2025-Dec 25, 2025 Date of Issue .............................. : Dec 30, 2025 Result .......................................... : Pass Shenzhen CTL Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTL Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTL Testing Technology 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. V1.0 Page 2 of 45 Report No.: CTL2512098011-WF TEST REPORT Test Report No. : CTL2512098011-WF Dec 30, 2025 Date of issue Equipment under Test : HIGH FIDELITY BELT DRIVE TURNTABLE Sample No : CTL250709303001, CTL250827301025 Model /Type : 1-AD07US20 Listed Models : 1-AD07US01, 1-AD07US02, 1-AD07US03, 1-AD07US04, 1-AD07US05, 1-AD07US06, 1-AD07US07, 1-AD07US08, 1-AD07US09, 1-AD07US10, 1-AD07US11, 1-AD07US12, 1-AD07US13, 1-AD07US14, 1-AD07US15, 1-AD07US16, 1-AD07US17, 1-AD07US18, 1-AD07US19, LP02C Applicant : 1byone Products Inc. Address : 1230 E Belmont Street, Ontario, California, United States, 91761. Manufacturer : SHENZHEN QIAOHUA INDUSTRIES LIMITED Address : 301, No.1 Building, Qiaohua Industrial Zone, Luotian Forestry Center, Yanchuan, Yanluo, Bao An, Shenzhen, Guangdong, China.518127. Test result Pass * *In the configuration tested, the EUT complied with the standards specified page 5. This device (product name: HIGH FIDELITY BELT DRIVE TURNTABLE) model name: 1-AD07US20, 1-AD07US01, 1-AD07US02, 1-AD07US03, 1-AD07US04, 1-AD07US05, 1-AD07US06, 1-AD07US07, 1-AD07US08, 1-AD07US09, 1-AD07US10, 1-AD07US11, 1-AD07US12, 1-AD07US13, 1-AD07US14, 1-AD07US15, 1-AD07US16, 1-AD07US17, 1-AD07US18, 1-AD07US19, LP02C electrical, PCB, BOM are the same, only the model name different, which does not affect the test results. The test results presented in this report relate only to the object tested. This report shall not be reproduced, except in full, without the written approval of the issuing testing laboratory. V1.0 Page 3 of 45 Report No.: CTL2512098011-WF ** Modified History ** Revisions Description Issued Data Report No. Remark Version 1.0 Initial Test Report Release Dec 30, 2025 CTL2512098011-WF Tracy Qi V1.0 Page 4 of 45 Report No.: CTL2512098011-WF Table of Contents Page 1. SUMMARY ............................................................................................................................................................... 5 1.1. TEST STANDARDS ..................................................................................................................................................... 5 1.2. TEST DESCRIPTION ........................................................................................................................................................ 5 1.3. TEST FACILITY .............................................................................................................................................................. 6 1.4. STATEMENT OF THE MEASUREMENT UNCERTAINTY ............................................................................................................... 6 2. GENERAL INFORMATION .......................................................................................................................................... 8 2.1. ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 8 2.2. GENERAL DESCRIPTION OF EUT ...................................................................................................................................... 8 2.3. DESCRIPTION OF TEST MODES AND TEST FREQUENCY .......................................................................................................... 9 2.4. EQUIPMENTS USED DURING THE TEST ............................................................................................................................ 10 2.5. RELATED SUBMITTAL(S) / GRANT (S) .............................................................................................................................. 11 2.6. MODIFICATIONS ......................................................................................................................................................... 11 3. TEST CONDITIONS AND RESULTS ..............................................…

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Shenzhen CTL Testing Technology Co., Ltd. Floor 1-A, Baisha Technology Park, No.3011, Shahexi Road, Nanshan District, Shenzhen, China 518055 Tel: +86-755-89486194 E-mail: [email protected] Page 1 / 47 Annex for Bluetooth Test Report No.: CTL2512098011-WF TABLE OF CONTENTS 1. Bandwidth .......................................................................................................................................... 3 1.1 Test Result ............................................................................................................................... 3 1.1.1 OBW ............................................................................................................................... 3 1.1.2 20dB BW ........................................................................................................................ 3 1.2 Test Graph ................................................................................................................................ 4 1.2.1 OBW ............................................................................................................................... 4 1.2.2 20dB BW ........................................................................................................................ 9 2. Maximum Conducted Output Power ................................................................................................ 14 2.1 Test Result ............................................................................................................................. 14 2.1.1 Power ........................................................................................................................... 14 3. Carrier Frequency Separation .......................................................................................................... 15 3.1 Test Result ............................................................................................................................. 15 3.1.1 Ant1 .............................................................................................................................. 15 3.2 Test Graph .............................................................................................................................. 16 3.2.1 Ant1 .............................................................................................................................. 16 4. Number of Hopping Frequencies ..................................................................................................... 18 4.1 Test Result ............................................................................................................................. 18 4.1.1 HoppNum ..................................................................................................................... 18 4.2 Test Graph .............................................................................................................................. 19 Shenzhen CTL Testing Technology Co., Ltd. Floor 1-A, Baisha Technology Park, No.3011, Shahexi Road, Nanshan District, Shenzhen, China 518055 Tel: +86-755-89486194 E-mail: [email protected] Page 2 / 47 4.2.1 HoppNum ..................................................................................................................... 19 5. Time of Occupancy (Dwell Time) ..................................................................................................... 21 5.1 Test Result ............................................................................................................................. 21 5.1.1 Ant1 .............................................................................................................................. 21 5.2 Test Graph .............................................................................................................................. 22 5.2.1 Ant1 .............................................................................................................................. 22 6. Unwanted Emissions In Non-restricted Frequency Bands ................................................................ 31 6.1 Test Result ............................................................................................................................. 31 6.1.1 Ref ................................................................................................................................ 31 6.1.2 CSE .............................................................................................................................. 31 6.2 Test Graph .............................................................................................................................. 32 6.2.1 Ref ................................................................................................................................ 32 6.2.2 CSE .............................................................................................................................. 37 Annex for Bluetooth Test Report No.: CTL2512098011-WF FCCID: 2A6AD1-AD07US20 Page 3 / 47 1. Bandwidth 1.1 Test Result 1.1.1 OBW Mode TX Type Frequency (MHz) Packet Type ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.893 / Pass 2441 DH5 1 0.904 / Pass 2480 DH5 1 0.916 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.191 / Pass 2441 2DH5 1 1.194 / Pass 2480 2DH5 1 1.200 / Pass 8DPSK SISO 2402 3DH5 1 1.189 / Pass 2441 3DH5 1 1.197 / Pass 2480 3DH5 1 1.202 / Pass 1.1.2 20dB BW Mode TX Type Frequency (MHz) Packet Type ANT 20dB Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 1.021 / Pass 2441 DH5 1 1.034 / Pass 2480 DH5 1 1.032 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.318 / Pass 2441 2DH5 1 1.318 / Pass 2480 2DH5 1 1.327 / Pass 8DPSK SISO 2402 3DH5 1 1.310 / Pass 2441 3DH5 1 1.310 / Pass 2480 3DH5 1 1.307 / Pass Annex for Bluetooth Test Report No.: CTL2512098011-WF FCCID: 2A6AD1-AD07US20 Page 4 / 47 1.2 Test Graph 1.2.1 OBW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_…

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FCC ID:2A6AD1-AD07US20 Page 1 of 2 Report No.: CTL2512098011-WF Test Setup Photos of the EUT FCC ID:2A6AD1-AD07US20 Page 2 of 2 Report No.: CTL2512098011-WF