2BU44-TECTON80Bluetooth speaker

Twvlv Lifestyle Private Limited 35B, Udyog Vihar Industrial Area,Greater Noida, Gautambuddha Nagar, Uttar Pradesh, 201306 Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications Commission Date: Mar. 11, 26 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: 2BU44-TECTON80 Twvlv Lifestyle Private Limited (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section § 2.903 of the FCC rules. Sincerely yours, Applicant Signature: Printed Name: Divyaraj Singh Bisht Title: Manager Address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Tel.: +919667743545 Email: [email protected]

1 | P a g e Twvlv Lifestyle Private Limited 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Attestation Statements To: Federal Communications Commission Date: Mar. 11, 26 7435 Oakland Mills Road, Columbia, MD 21046, USA Subject: Attestation of Compliance with FCC Covered List Software Requirements FCC ID: [2BU44-TECTON80] Product Name: [Bluetooth speaker] This letter serves as an attestation that the equipment identified above ☐ is / ☒ is not (select one) "covered" software as defined under the Federal Communications Commission (FCC) Covered List requirements, as outlined in FCC 22-84 and KDB 986446. Specifically, the undersigned certifies that the equipment for which authorization is sought: 1. Does not contain cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors, assignees, parents, subsidiaries, affiliates, or any entity that has rebranded or relabeled software produced by the aforementioned entities. 2. Does not have the capability to store, run, or deliver any software identified on the FCC Covered List, including but not limited to cybersecurity and anti-virus software. To support this attestation, the appendix evaluation documentation has been prepared and is included in the certification filing. This attestation is based on a thorough evaluation of the device's design, functionality, and software environment. The undersigned affirms that the information provided is accurate and complete to the best of their knowledge. Sincerely yours, Applicant Signature: Printed Name: Divyaraj Singh Bisht Title: Manager Address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Tel.: +919667743545 Email: [email protected] 2 | P a g e Evaluation regarding to the Covered List Software: Compliance Methodology Evaluation Process Results Device is Inherent compliance ☒ The Chipset(s) used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ The Memory used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ There is storage capacity limitation for store or install the Cybersecurity or anti-virus software. Compliance ☒ Operating system used is limited to run, install or deliver the Cybersecurity or anti-virus software. Compliance Device is not Inherent compliance ☐ Evaluation Based on Software Bill of Materials (SBoM) ☐ Evaluation Based on Scan for Software on the device ☐ Evaluation Based on Filesystem scan ☐ Evaluation Based on Running software check

Twvlv Lifestyle Private Limited 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 U.S. Agent Letter of Attestation To: Federal Communications Commission 7435 Oakland Mills Road, Columbia, MD 21046, USA Date: Mar. 11, 26 Ref: Attestation Statement – Part 2.911(d)(7) filing FCC ID: 2BU44-TECTON80 [Twvlv Lifestyle Private Limited] (“the applicant”) certifies that, as of the date of the filing of the application, [MIRAMONT SOLUTIONS LLC] (“the agent”) is our designated U.S. agent for service of process for the above reference FCC ID. The applicant accepts to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. The applicant further acknowledges it is our responsibility to inform the FCC whenever the agent information changes. [MIRAMONT SOLUTIONS LLC] ("the agent) understand it is the agent's obligation to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address. Designated U.S. Agent Company Name: MIRAMONT SOLUTIONS LLC FRN: 0036313369 Address:19 GEORGETOWN, IRVINE, CA92612 United States Signature: Contact Person: Wenyi Wang Tel: 951 401 3633 Email: [email protected] Applicant Company Name: Twvlv Lifestyle Private Limited FRN: 0038118543 Address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Signature: Contact Person: Divyaraj Singh Bisht Tel: +919667743545 Email: [email protected]

Twvlv Lifestyle Private Limited 35B, Udyog Vihar Industrial Area,Greater Noida, Gautambuddha Nagar, Uttar Pradesh, 201306 3/11/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request for: FCC ID: 2BU44-TECTON80 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request permanent confidential treatment of the exhibits accompanying this certification application as outlined below : ⎯ Block Diagram ⎯ Schematics ⎯ Operational Description The above exhibits contain trade secrets and/or proprietary information that are not publicly available and materials that the Applicant has spent considerable efforts in developing. Public disclosure of these may be harmful to the Applicant and give an unfair advantage to competitors on the market. Pursuant to DA 04-1705, the applicant also requests temporary confidential treatment of the exhibits outlined below for a period of (up to 180) days from the date of equipment authorization and prior to marketing in the United States to prevent the premature release of any sensitive information. Applicant is aware of their responsibility to notify DERYCOM in the event information regarding the product or the product is made available to the public before the requested period has expired. ⎯ User Manual ⎯ Internal Photos ⎯ Test Setup Photos Sincerely, (Signature) Applicant Signature: Printed Name: Divyaraj Singh Bisht Title: Manager Address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Tel.: +919667743545 Email: [email protected]

Twvlv Lifestyle Private Limited 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Date: Mar. 11, 26 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization for FCC ID: 2BU44-TECTON80 I, the undersigned, hereby authorize (Shenzhen DL Testing Technology Co., Ltd.) to act on our behalf in all matters relating to this application for equipment certification. Any act carried out by (Shenzhen DL Testing Technology Co., Ltd.) shall have the same effect as our own and I acknowledge that all responsibility for complying with the terms and conditions of certification, as specified by DERYCOM CERTIFICATION SERVICES, INC., still resides with (Twvlv Lifestyle Private Limited). We certify that we are not subject to a denial of federal benefits that includes FCC benefits pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862, and that no party to the application, as defined in 47 CFR §1.2002(b), is subject to a denial of federal benefits that includes FCC benefits pursuant to that section. Sincerely, Applicant Signature: Printed Name: Divyaraj Singh Bisht Title: Manager Address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Tel.: +919667743545 Email: [email protected]

Twvlv Lifestyle Private Limited Model Difference Product description: Bluetooth speaker Model name: Twvlv Tecton80，A09, B09 Trade Name: N/A FCC ID: 2BU44-TECTON80 All the model are the same circuit and RF module, except model names and appearance color. Regards Sincerely Client’s signature: Divyaraj Singh Bisht Client’s name / title: Manager Contact information / address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306

FCC ID: 2BU44-TECTON80 EUT PHOTO(External Photos) FCC ID: 2BU44-TECTON80 FCC ID: 2BU44-TECTON80 FCC ID: 2BU44-TECTON80

Label & label location 20mm*10mm FCC ID: 2BU44-TECTON80 Label location

FCC ID:2BU44-TECTON80 RF Exposure Evaluation According to WS-1 General RF Exposure Guidance v06 and part 2.1093，Unless specifically required by the published RF exposure KDB procedures, standalone 1-g head or body and 10-g extremity SAR evaluation for general population exposure conditions, by measurement or numerical simulation, is not required when the corresponding SAR Test Exclusion Threshold condition(s), listed below, is (are) satisfied. For 100 MHz to 6 GHz and test separation distances ≤ 50 mm, the 1-g and 10-g SAR test exclusion thresholds are determined by the following: [(max. power of channel, including tune-up tolerance, mW) / (min. test separation distance, mm)] · [√f (GHz) ] ≤ 3.0 for 1-g SAR, and ≤ 7.5 for 10-g extremity SAR, 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 result is rounded to one decimal place for comparison Here, For 2.4G: Mode Max Power(dBm) Tune up Power (dBm) Max. Tune up Power (dBm) Max. Tune up Power (mW) Frequency (MHz) Min. distance (mm) Calc. thresholds limit BLE 1M 1.01 1±1 2 1.58 2402 5 0.50 3.0 BT 8-DPSK -0.06 0±1 1 1.26 2402 5 0.40 3.0 Result: No Standalone SAR test is required.

UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch. Antenna Gain Test Report Project No.: 4790794042 Client Name： SHENZHEN MIZIT TECHNOLOGY CO.,LTD Client Address: A313 Mingyue Huadu, Gonghe Industrial Road, Gongle Community, Xixiang Street, Bao'an District, Shenzhen Product Name： Product Model： PCB Antenna / Manufacture： SHENZHEN MIZIT TECHNOLOGY CO.,LTD Antenna Type： PCB Antenna Size: 9.8 mm * 4.5 mm Project Engineer： James Qin Test Engineer： Test Standards： Burt Hu ANSI/IEEE std 149-2021 Date of Tested： Issued Date： 2023.5. 19 2023.5.19 UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch. 1 Test Equipment Information Equipment Manufacturer Mode No. Serial No. Cal date Cal Due Test Chamber ETS-Lindgren 8500 / / / Test Software ETS-Lindgren EMQuest V1.12 1496 / / Network Analyzer Keysight E5071C MY46524531 2022.10.17 2023.10.16 EXA Singal Analyzer Keysight N9010A MY55150514 2022.10.17 2023.10.16 2 Setup block diagram UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch. 3 Test Temperature and Humidity Temperature: 23.1°C Humidity: 63.3% 4 Test Step Flow 1) Maintain the test ambient temperature of 23±2 C, the instrument is powered on and preheated for more than 30 minutes; 2) Turn on the darkroom power supply, connect the test cable, and set up the sample according to the standard; 3) Outline sets the test content objectives and conducts calibration tests; 4) Run the software, when the test is completed, export the corresponding test diagram and test data, and save to the corresponding directory. 5 Test Result Frequency (MHz) Efficiency (%) Gain (dBi) 2400 55.66 2.03 2410 55.31 2.07 2420 55.02 2.06 2430 53.93 2.02 2440 52.48 1.90 2450 50.26 1.64 2460 47.68 1.38 2470 44.96 1.10 2480 42.68 0.82 2490 40.83 0.63 2500 39.16 0.41 UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch. Polarization Pattern Photos Theta Polarization(Theta Angle=90°) Phi Polarization(Theta Angle=90°) UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch. Total 3D Plot(Fre.2410MHz) UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch. UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch. 6 Photo END OF REPORT

Shenzhen DL Testing Technology Co., Ltd. Report No.: DLE-260203031R Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 1 of 46 FCC Part 15C Test Report FCC ID:2BU44-TECTON80 Applicant: Twvlv Lifestyle Private Limited Address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 Manufacturer: Twvlv Lifestyle Private Limited Address: 35B, Udyog Vihar Industrial Area, Greater Noida, Gautambuddha Nagar, Greater Noida, Uttar Pradesh, India, 201306 EUT: Bluetooth speaker Trade Mark: N/A Model Number: Twvlv Tecton80 A09, B09 Date of Receipt: Jan. 28, 2026 Test Date: Jan. 28, 2026 to Mar. 02, 2026 Date of Report: Mar. 02, 2026 Prepared By: Shenzhen DL Testing Technology Co., Ltd. Address: 101-201, Building C, Shuanghuan, No.8, Baoqing Roa Baolong Industrial Zone, Baolong Street, Longgang Shenzhen, Guangdong, China. Applicable Standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 KDB 558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10:2020 Test Result: Pass Report Number: DLE-260203031R Prepared (Test Engineer): Dimon Tan Reviewer (Supervisor): Jack Bu Approved (Manager): Jade Yang This test report is based on a single evaluation of one sample of above mentioned products. It is not permitted to be duplicated in extracts without written approval of Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Report No.: DLE-260203031R Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 2 of 46 Table of Contents Page 1.VERSION ............................................................................................................... 4 2. SUMMARY OF TEST RESULTS ........................................................................... 5 2.1 TEST FACILITY ...................................................................................................................... 6 2.2 MEASUREMENT UNCERTAINTY ......................................................................................... 6 3. GENERAL INFORMATION ................................................................................... 7 3.1 GENERAL DESCRIPTION OF EUT ....................................................................................... 7 3.2 DESCRIPTION OF TEST MODES ......................................................................................... 8 3.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED ..................... 9 3.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) ............................................... 9 3.5 EQUIPMENTS LIST FOR ALL TEST ITEMS ....................................................................... 10 4. EMC EMISSION TEST ......................................................................................... 11 4.1 CONDUCTED EMISSION MEASUREMENT......................................................................... 11 4.1.1 POWER LINE CONDUCTED EMISSION LIMITS ............................................................ 11 4.1.2 TEST PROCEDURE ......................................................................................................... 11 4.1.3 DEVIATION FROM TEST STANDARD ............................................................................ 11 4.1.4 TEST SETUP ................................................................................................................... 12 4.1.5 EUT OPERATING CONDITIONS .................................................................................... 12 4.2.1 RADIATED EMISSION LIMITS ........................................................................................ 15 4.2.2 TEST PROCEDURE ........................................................................................................ 16 4.2.3 DEVIATION FROM TEST STANDARD ........................................................................... 16 4.2.4 TEST SETUP ................................................................................................................... 16 4.2.5 EUT OPERATING CONDITIONS .................................................................................... 17 BETWEEN 30MHZ – 1GHZ .................................................................................... 18 1GHZ~25GHZ ......................................................................................................... 20 5.RADIATED BAND EMISSION MEASUREMENT ................................................. 24 5.1 TEST REQUIREMENT: ...................................................................................................... 24 5.2 TEST PROCEDURE ........................................................................................................... 24 5.3 DEVIATION FROM TEST STANDARD .............................................................................. 25 5.4 TEST SETUP ...................................................................................................................... 25 5.5 EUT OPERATING CONDITIONS ....................................................................................... 25 5.6 TEST RESULT .................................................................................................................... 26 6.POWER SPECTRAL DENSITY TEST ................................................................. 27 6.1 APPLIED PROCEDURES / LIMIT ...................................................................................... 27 6.2 TEST PROCEDURE ........................................................................................................... 27 6.3 DEVIATION FROM STANDARD ........................................................................................ 27 6.4 TEST SETUP ...................................................................................................................... 27 6.5 EUT OPERATION CONDITIONS ....................................................................................... 27 6.6 TEST RESULT ....…

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