2BMEY-CWHPSTCLEMM PRESET

Rev 1/26/2023 UNIVENT Engineering PTE LTD Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2025-01-22 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2BMEY-CWHPST (“UNIVENT Engineering PTE 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. Sincerely, Lao Thiane Gerard Rev 1/26/2023 UNIVENT Engineering PTE LTD Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2025-01-22 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2BMEY-CWHPST (“UNIVENT Engineering PTE 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. Sincerely, Lao Thiane Gerard

UNIVENT Engineering PTE LTD Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: January 22, 2025 SUBJECT: FCC Application for ( FCC ID: 2BMEY-CWHPST) To Whom It May Concern: I, the undersigned, hereby states 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, and will apply the Supplier's Declaration of Conformity procedure to the class B computer peripheral portion of this composite device. I understand the following FCC requirements: 1. Devices subject to the SDoC procedure are required to be tested to show compliance with the FCC technical regulations by a recognized accredited testing laboratory. The testing laboratory must be accredited by a Commission approved accreditation body or designated under the terms of a government-to-government Mutual Recognition Agreement (MRA). A listing of those accredited testing laboratories that have been recognized by the Commission is published on the FCC Webpage: https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm (Select the "accredited" option to search for FCC recognized accredited test firms.) 2. Pt 2.1077 contains the list of information that must be included in the Supplier's Declaration of Conformity, which must be supplied with each product sold. The SDoC compliance info shall be included in the User’s Manual or as a separate sheet. The info must contain the name, address, and phone number of the responsible party, which must be located within the United States. According to 2.909(b), the responsible party is either the Manufacturer or if the product is imported the Importer. Regards, UNIVENT Engineering PTE LTD Lao Thiane Gerard -------------------------------

Rev 11/20/07 UNIVENT Engineering PTE LTD Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2BMEY-CWHPST Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name* Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure Software Security Requirements for UNII devices SCH.pdf OP.pdf Block diagram.pdf The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name* External Photos Test Setup Photos Internal Photos User Manual Sincerely, Lao Thiane Gerard

C:\Users\LENOVO\seadrive_root\蔡道光\共享资料库\EMC-项目组\报告组\2024年\12月\BTEK241125107_BTEK241125107A02-T04_CLEMM AMBIENCE CWH-PST_FCC ID\5. TCH\Form\POA_Letter.docx UNIVENT Engineering PTE LTD Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: January 22, 2025 SUBJECT: FCC Application for (FCC ID: 2BMEY-CWHPST) To Whom It May Concern: We, the undersigned, hereby authorize Lion Cai at Shenzhen BANTEK Testing Co., Ltd. on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by __Shenzhen BANTEK Testing Co., Ltd. on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Lao Thiane Gerard -----------------------

Report No.: BTEK241125107A02-T04 Page: 1 of 4 Appendix EUT Photos for BTEK241125107A02-T04 Report No.: BTEK241125107A02-T04 Page: 2 of 4 EUT Constructional Details (EUT Photos) EUT View 1 EUT View 2 EUT View 3 Report No.: BTEK241125107A02-T04 Page: 3 of 4 EUT View 4 EUT View 5 EUT View 6 Report No.: BTEK241125107A02-T04 Page: 4 of 4 EUT View 7

Report No.: BTEK241125107A02-T04 Page: 1 of 1 LABEL AND LOCATION

Report No.: BTEK241125107A02-T04 Page: 1 of 4 Appendix EUT Photos for BTEK241125107A02-T04 Report No.: BTEK241125107A02-T04 Page: 2 of 4 EUT Constructional Details (EUT Photos) EUT View 7 EUT View 8 EUT View 9 Report No.: BTEK241125107A02-T04 Page: 3 of 4 EUT View 10 EUT View 11 EUT View 12 Report No.: BTEK241125107A02-T04 Page: 4 of 4 EUT View 13 EUT View 14 PCB ANT

Report No.: BTEK241125107A02E03 Page: 1 of 5 TEST REPORT Application No.: BTEK241125107A02-T04 Applicant: UNIVENT Engineering PTE LTD Address of Applicant: 100 PECK SEAH STREET #10-18 PS100 SINGAPORE (079333) Manufacturer: Dongguan iglory co.ltd Address of Manufacturer: No. 65 ZhengWei 4th Road,DongKeng Town,DongGuan City,GuangDong Province Equipment Under Test (EUT): EUT Name: CLEMM PRESET Test Model.: CWH-PST Adding Model(s): / Trade Mark: CLEMM FCC ID: 2BMEY-CWHPST Standard(s) : 47 CFR Part 2 Subpart J Section 2.1093 447498 D01 General RF Exposure Guidance v06 Date of Receipt Sample(s): 2024-12-19 Date of Test: 2024-12-20 to 2024-12-29 Date of Issue: 2024-12-30 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Lion Cai/ Approved & Authorized EMC Laboratory Manager Report No.: BTEK241125107A02E03 Page: 2 of 5 Revision Record Version Issue Date Revisions Remarks V0 2024-12-30 Initial Valid Authorized for issue by: Karl Liu / File Editor June Li/Reviewer Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Report No.: BTEK241125107A02E03 Page: 3 of 5 2 Contents Page 1 Cover Page ...................................................................................................................................................... 1 2 Contents .......................................................................................................................................................... 3 3 General Information ....................................................................................................................................... 4 3.1 Details of E.U.T. ..................................................................................................................................................... 4 3.2 Description of Support Units ................................................................................................................................. 4 3.3 Test Location .......................................................................................................................................................... 4 3.4 Deviation from Standards ..................................................................................................................................... 4 3.5 Abnormalities from Standard Conditions ............................................................................................................ 4 4 Test Requirement ........................................................................................................................................... 5 4.1Assessment Result ................................................................................................................................................. 5 Report No.: BTEK241125107A02E03 Page: 4 of 5 3 General Information 3.1 Details of E.U.T. Power supply: Type-C charge Input:DC 5V 1A Battery:DC 3.7V 650mAh 2.405wh BT Frequency Range: 2402MHz to 2480MHz Bluetooth Version: V5.3 Modulation Type: GFSK, π/4DQPSK, 8DPSK Number of Channels: 79 Channel Spacing: 1MHz Antenna Type: PCB Antenna Antenna Gain: 0 dBi Sample No.: BTEK241125107A02-1 Model(s) Difference Statement Single Model. Multi-Models: 3.2 Description of Support Units Description Manufacturer Model No. Serial No. / / / / 3.3 Test Location All tests were performed at: Shenzhen BANTEK Testing Co., Ltd., A5&A6, Building B1&B2, No.45 Gangtou Road, Bogang Community, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518103 Tel:0755-2334 4200 Fax: 0755-2334 4200 FCC Registration Number: 264293 Designation Number: CN1356 No tests were sub-contracted. 3.4 Deviation from Standards None 3.5 Abnormalities from Standard Conditions None Report No.: BTEK241125107A02E03 Page: 5 of 5 4 Test Requirement KDB447498 D01 General RF Exposure Guidance v06, Clause 4.3.1(b) [(max. power of channel, including tune-up tolerance, mW) / (min. test separation distance, mm)] • [√f(GHz)] ≤ 3.0 Where -f(GHz) is the RF channel transmit frequency in GHz -Power and distance are rounded to the nearest mW and mm before calculation -The test exclusions are applicable only when the minimum test separation distance is ≤ 50 mm, and for transmission frequencies between 100 MHz and 6 GHz. When the minimum test separation distance is < 5 mm, a distance of 5 mm according to 4.1 f) is applied to determine SAR test exclusion. 4.1Assessment Result Passed Not Applicable Type Frequency (MHz) Conducted Power (dBm) Maximum Tune-up (dBm) Calculating data Limit Result BT-3DH5 2402 8.89 9 2.46 3.0 Pass Note: The exposure evaluation safety distance is 5mm. - End of the Report -

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Report No.: BTEK241125107A02E02 Page: 1 of 53 Appendix Test Data for BTEK241125107A02E02 Start date 2024/12/20 Finish date 2024/12/20 Temperature 19.1°C Humidity 33% RF specifications BT Test Engineer Zora Report No.: BTEK241125107A02E02 Page: 2 of 53 Table of Contents 1. Duty Cycle ................................................................................................................................................................... 3 2. -20dB Bandwidth ........................................................................................................................................................ 8 3. 99% Occupied Bandwidth ........................................................................................................................................ 13 4. Peak Output Power .................................................................................................................................................. 18 5. Spurious Emissions ................................................................................................................................................... 23 6. Bandedge .................................................................................................................................................................. 32 7. Carrier Frequencies Separation (Hopping) ............................................................................................................... 44 8. Number of Hopping Channel (Hopping) ................................................................................................................... 49 9. Dwell Time (Hopping) ............................................................................................................................................... 51 Report No.: BTEK241125107A02E02 Page: 3 of 53 1. Duty Cycle Condition Antenna Rate Frequency (MHz) Dutycycle(%) Duty_factor NVNT ANT1 1-DH5 2402.00 77.66 1.10 NVNT ANT1 1-DH5 2441.00 77.66 1.10 NVNT ANT1 1-DH5 2480.00 78.07 1.07 NVNT ANT1 2-DH5 2402.00 78.19 1.07 NVNT ANT1 2-DH5 2441.00 78.19 1.07 NVNT ANT1 2-DH5 2480.00 78.07 1.07 NVNT ANT1 3-DH5 2402.00 78.19 1.07 NVNT ANT1 3-DH5 2441.00 78.61 1.05 NVNT ANT1 3-DH5 2480.00 78.07 1.07 Duty_Cycle_NVNT_ANT1_1-DH5_2402 Duty_Cycle_NVNT_ANT1_1-DH5_2441 Duty_Cycle_NVNT_ANT1_1-DH5_2480 Report No.: BTEK241125107A02E02 Page: 4 of 53 Duty_Cycle_NVNT_ANT1_2-DH5_2402 Duty_Cycle_NVNT_ANT1_2-DH5_2441 Report No.: BTEK241125107A02E02 Page: 5 of 53 Duty_Cycle_NVNT_ANT1_2-DH5_2480 Duty_Cycle_NVNT_ANT1_3-DH5_2402 Report No.: BTEK241125107A02E02 Page: 6 of 53 Duty_Cycle_NVNT_ANT1_3-DH5_2441 Duty_Cycle_NVNT_ANT1_3-DH5_2480 Report No.: BTEK241125107A02E02 Page: 7 of 53 Report No.: BTEK241125107A02E02 Page: 8 of 53 2. -20dB Bandwidth Condition Antenna Modulation Frequency (MHz) -20dB BW(MHz) if larger than CFS NVNT ANT1 1-DH5 2402.00 0.958 No NVNT ANT1 1-DH5 2441.00 0.954 No NVNT ANT1 1-DH5 2480.00 0.957 No NVNT ANT1 2-DH5 2402.00 1.324 Yes NVNT ANT1 2-DH5 2441.00 1.317 Yes NVNT ANT1 2-DH5 2480.00 1.318 Yes NVNT ANT1 3-DH5 2402.00 1.312 Yes NVNT ANT1 3-DH5 2441.00 1.311 Yes NVNT ANT1 3-DH5 2480.00 1.308 Yes -20dB_Bandwidth_NVNT_ANT1_1-DH5_2402_00 -20dB_Bandwidth_NVNT_ANT1_1-DH5_2441_00 -20dB_Bandwidth_NVNT_ANT1_1-DH5_2480_00 Report No.: BTEK241125107A02E02 Page: 9 of 53 -20dB_Bandwidth_NVNT_ANT1_2-DH5_2402_00 -20dB_Bandwidth_NVNT_ANT1_2-DH5_2441_00 Report No.: BTEK241125107A02E02 Page: 10 of 53 -20dB_Bandwidth_NVNT_ANT1_2-DH5_2480_00 -20dB_Bandwidth_NVNT_ANT1_3-DH5_2402_00 Report No.: BTEK241125107A02E02 Page: 11 of 53 -20dB_Bandwidth_NVNT_ANT1_3-DH5_2441_00 -20dB_Bandwidth_NVNT_ANT1_3-DH5_2480_00 Report No.: BTEK241125107A02E02 Page: 12 of 53 Report No.: BTEK241125107A02E02 Page: 13 of 53 3. 99% Occupied Bandwidth Condition Antenna Modulation Frequency (MHz) 99%%BW(MHz) NVNT ANT1 1-DH5 2402.00 0.854 NVNT ANT1 1-DH5 2441.00 0.853 NVNT ANT1 1-DH5 2480.00 0.845 NVNT ANT1 2-DH5 2402.00 1.170 NVNT ANT1 2-DH5 2441.00 1.169 NVNT ANT1 2-DH5 2480.00 1.169 NVNT ANT1 3-DH5 2402.00 1.175 NVNT ANT1 3-DH5 2441.00 1.174 NVNT ANT1 3-DH5 2480.00 1.177 99%_Occupied_Bandwidth_NVNT_ANT1_1-DH5_2402_00 99%_Occupied_Bandwidth_NVNT_ANT1_1-DH5_2441_00 99%_Occupied_Bandwidth_NVNT_ANT1_1-DH5_2480_00 Report No.: BTEK241125107A02E02 Page: 14 of 53 99%_Occupied_Bandwidth_NVNT_ANT1_2-DH5_2402_00 99%_Occupied_Bandwidth_NVNT_ANT1_2-DH5_2441_00 Report No.: BTEK241125107A02E02 Page: 15 of 53 99%_Occupied_Bandwidth_NVNT_ANT1_2-DH5_2480_00 99%_Occupied_Bandwidth_NVNT_ANT1_3-DH5_2402_00 Report No.: BTEK241125107A02E02 Page: 16 of 53 99%_Occupied_Bandwidth_NVNT_ANT1_3-DH5_2441_00 99%_Occupied_Bandwidth_NVNT_ANT1_3-DH5_2480_00 Report No.: BTEK241125107A02E02 Page: 17 of 53 Report No.: BTEK241125107A02E02 Page: 18 of 53 4. Peak Output Power Condition Antenna Modulation Frequency (MHz) Max. Conducted Power(dBm) Max. Conducted Power(mW) Limit(mW) Result NVNT ANT1 1-DH5 2402.00 7.72 5.91 1000 Pass NVNT ANT1 1-DH5 2441.00 7.36 5.45 1000 Pass NVNT ANT1 1-DH5 2480.00 6.41 4.37 1000 Pass NVNT ANT1 2-DH5 2402.00 7.24 5.30 125 Pass NVNT ANT1 2-DH5 2441.00 7.07 5.10 125 Pass NVNT ANT1 2-DH5 2480.00 8.45 7.00 125 Pass NVNT ANT1 3-DH5 2402.00 7.68 5.86 125 Pass NVNT ANT1 3-DH5 2441.00 7.47 5.58 125 Pass NVNT ANT1 3-DH5 2480.00 8.89 7.74 125 Pass Peak_Output_Power_NVNT_ANT1_1-DH5_2402_00 Peak_Output_Power_NVNT_ANT1_1-DH5_2441_00 Peak_Output_Power_NVNT_ANT1_1-DH5_2480_00 Report No.: BTEK241125107A02E02 Page: 19 of 53 Peak_Output_Power_NVNT_ANT1_2-DH5_2402_00 Peak_Output_Power_NVNT_ANT1_2-DH5_2441_00 Report No.: BTEK241125107A02E02 Page: 20 of 53 Peak_Output_Power_NVNT_ANT1_2-DH5_2480_00 Peak_Output_Power_NVNT_ANT1_3-DH5_2402_00 Report No.: BTEK241125107A02E02 Page: 21 of 53 Peak_Output_Power_NVNT_ANT1_3-DH5_2441_00 Peak_Output_Power_NVNT_ANT1_3-DH5_2480_00 Report No.: BTEK241125107A02E02 Page: 22 of 53 Report No.: BTEK241125107A02E02 Page: 23 of 53 5. Spurious Emissions Condition Antenna Modulation TX Mode Ref_level(dBm) Spurious MAX.Value(dBm) Lim…

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Report No.: BTEK241125107A02E02 Page: 1 of 32 TEST REPORT Application No.: BTEK241125107A02-T04 Applicant: UNIVENT Engineering PTE LTD Address of Applicant: 100 PECK SEAH STREET #10-18 PS100 SINGAPORE (079333) Manufacturer: Dongguan iglory co.ltd Address of Manufacturer: No. 65 ZhengWei 4th Road,DongKeng Town,DongGuan City,GuangDong Province Equipment Under Test (EUT): EUT Name: CLEMM PRESET Test Model.: CWH-PST Adding Model(s): / Trade Mark: CLEMM FCC ID: 2BMEY-CWHPST Standard(s) : 47 CFR Part 15, Subpart C 15.247 KDB558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10:2013 Date of Receipt Sample(s): 2024-12-19 Date of Test: 2024-12-20 to 2024-12-29 Date of Issue: 2024-12-30 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Lion Cai/ Approved & Authorized EMC Laboratory Manager Report No.: BTEK241125107A02E02 Page: 2 of 32 Revision Record Version Issue Date Revisions Remarks V0 2024-12-30 Initial Valid Authorized for issue by: Karl Liu / File Editor June Li/Reviewer Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Report No.: BTEK241125107A02E02 Page: 3 of 32 2 Test Summary Radio Spectrum Technical Requirement Standard Item Method Requirement Result 47 CFR Part 15, Subpart C 15.247 Antenna Requirement N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Other requirements Frequency Hopping Spread Spectrum System Hopping Sequence N/A 47 CFR Part 15, Subpart C 15.247(a)(1),(g),(h) Pass Radio Spectrum Matter Part Standard Item Method Requirement Result 47 CFR Part 15, Subpart C 15.247 Conducted Emissions at AC Power Line (150kHz-30MHz) ANSI C63.10 (2013) Section 6.2 47 CFR Part 15, Subpart C 15.207 Pass Conducted Peak Output Power ANSI C63.10 (2013) Section 7.8.5 47 CFR Part 15, Subpart C 15.247(b)(1) Pass 20dB Bandwidth ANSI C63.10 (2013) Section 7.8.7 47 CFR Part 15, Subpart C 15.247(a)(1) Pass Carrier Frequencies Separation ANSI C63.10 (2013) Section 7.8.2 47 CFR Part 15, Subpart C 15.247a(1) Pass Hopping Channel Number ANSI C63.10 (2013) Section 7.8.3 47 CFR Part 15, Subpart C 15.247a(1)(iii) Pass Dwell Time ANSI C63.10 (2013) Section 7.8.4 47 CFR Part 15, Subpart C 15.247a(1)(iii) Pass Conducted Band Edges Measurement ANSI C63.10 (2013) Section 7.8.6 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2013) Section 7.8.8 47 CFR Part 15, Subpart C 15.247(d) Pass Radiated Emissions which fall in the restricted bands ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions ANSI C63.10 (2013) Section 6.4,6.5,6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Declaration of EUT Family Grouping: Model No.: Sound Spot II, SFQ-18 have the same the electrical circuit design, layout, components used,only model number is difference. Report No.: BTEK241125107A02E02 Page: 4 of 32 3 Contents Page 1 Cover Page ...................................................................................................................................................... 1 2 Test Summary ................................................................................................................................................. 3 3 Contents .......................................................................................................................................................... 4 4 General Information ....................................................................................................................................... 6 4.1 Details of E.U.T. ........................................................................................................................................ 6 4.2 EUT Test Mode and Test Condition .......................................................................................................... 6 4.3 Description of Support Units ..................................................................................................................... 6 4.4 Measurement Uncertainty ......................................................................................................................... 7 4.5 Test Location ............................................................................................................................................. 7 4.6 Deviation from Standards .......................................................................................................................... 7 4.7 Abnormalities from Standard Conditions .................................................................................................. 7 5 Equipment List ................................................................................................................................................ 8 6 Radio Spectrum Technical Requirement ................................................................................................... 10 6.1 Antenna Requirement ............................................................................................................................. 10 6.1.1 Test Requirement: ........................................................................................................................... 10 6.1.2 Conclusion ....................................................................................................................................... 10 6.2 Other requirements Frequency Hopping Spread Spectrum System Hopping Sequence ....................... 11 6.2.1 Test Requirement: ........................................................................................................................... 11 6.2.2 Conclusion .........................................................................................................…

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Report No.: BTEK241125107A02-T04 Page: 1 of 2 Appendix Setup Photos For BTEK241125107A02-T04 Report No.: BTEK241125107A02-T04 Page: 2 of 2 Radiated Spurious Emissions (Below 1GHz) Radiated Spurious Emissions (Above 1GHz) Conducted Emission