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2BTEI-M1Portable Bluetooth Speaker

Shenzhen Lingbuzhe Technology Co., LTD
Portable Bluetooth Speaker - FCC ID 2BTEI-M1 - Shenzhen Lingbuzhe Technology Co., LTD
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Application Details

Equipment Class
DSS - Part 15 Spread Spectrum Transmitter
Date of Grant
Dec 05, 2025
Application Purpose
Original Equipment
Equipment Note
Portable Bluetooth Speaker
Frequency Range
2402.00000000 - 2480.00000000
Company
Shenzhen Lingbuzhe Technology Co., LTD
Country
China

Documents & Files

Select a file to view

Users Manual

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Attestation Statements

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

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Attestation Statements

Shenzhen Lingbuzhe Technology Co., LTD 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2025/12/02 U.S. Agent Designation Shenzhen Lingbuzhe Technology Co., LTD acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BTEI-M1): Name and company of U.S. agent: GLOCERTS TECHNOLOGY INC Physical U.S. address of agent: 19784 SUNKISSED RIDGE DR RIVERSIDE, CA 92507 United States FRN of U.S. agent: 0036339737 Email address of U.S. agent: [email protected] GLOCERTS TECHNOLOGY INC acknowledges their obligation to accept service of process on behalf of Shenzhen Lingbuzhe Technology Co., LTD Shenzhen Lingbuzhe Technology Co., LTD with the FRN [0037689981] accepts its obligation 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. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely, Signature David Jiang Manager Shenzhen Lingbuzhe Technology Co., LTD Signature Huiying Fan Director GLOCERTS TECHNOLOGY INC 48_[mo del] US_Agent_2.911(d)(7) - U, V0 5

External Photos

FCC ID: 2BTEI-M1 External Photos of the EUT FCC ID: 2BTEI-M1 FCC ID: 2BTEI-M1

ID Label/Location Info

Label and Location Size: L: 2.0cm*W: 1.0cm Label and Location FCC ID : 2BTEI-M1

Internal Photos

FCC ID: 2BTEI-M1 Internal Photos of the EUT FCC ID: 2BTEI-M1 FCC ID: 2BTEI-M1 ANT

RF Exposure Info

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn RF Exposure evaluation Report Reference No. ..................... : FCC ID. ............................................ : CTA25112101102 2BTEI-M1 Compiled by ( position+printed name+signature) . : File administrators Zoey Cao Supervised by ( position+printed name+signature) . : Project Engineer Ace Chai Approved by ( position+printed name+signature) . : RF Manager Eric Wang Date of issue .................................... : Nov. 26, 2025 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Applicant’s name ............................ : Shenzhen Lingbuzhe Technology Co., LTD Address ............................................ : 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purpses as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA 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. Test item description ..................... : Portable Bluetooth Speaker Trade Mark ....................................... : N/A Manufacturer .................................... : Shenzhen Lingbuzhe Technology Co., LTD Model/Type reference ...................... : M1 Listed Models ................................... : Refer to page 2 Rating ............................................... : DC 3.7V From battery and DC 5.0V From external circuit Result ............................................... : PASS Report No.: CTA25112101102 Page 2 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : Portable Bluetooth Speaker Model /Type : M1 Listed Models : M2, M3, M4, M5, M6, M7, M8, M9, M10, M11, M12, M13, M14, M15, M16, M17, M18, M19, M20 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number and colour is different for these model. Applicant : Shenzhen Lingbuzhe Technology Co., LTD Address : 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China Manufacturer : Shenzhen Lingbuzhe Technology Co., LTD Address : 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA25112101102 Page 3 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1 TEST STANDARDS ............................................................................................................ 4 2 SUMMARY .......................................................................................................................... 5 2.1 General Remarks ..................................................................................................... 5 2.2 Product Description ................................................................................................. 5 2.3 Special Accessories ................................................................................................. 5 2.4 Modifications ............................................................................................................ 5 3 TEST ENVIRONMENT ....................................................................................................... 6 3.1 Address of the test laboratory .................................................................................. 6 3.2 Test Facility .............................................................................................................. 6 3.3 Statement of the measurement uncertainty ............................................................. 6 4 Test limit .............................................................................................................................. 7 4.1 Requirement ............................................................................................................ 7 4.2 Conducted Power Results ....................................................................................... 7 4.3 Manufacturing tolerance .......................................................................................... 7 4.4 Evaluation Result ..................................................................................................... 8 4.5 Simultaneous Transmission for SAR Exclusion ...................................................... 8 5 Conclus…

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Test Report

1 FCC Appendix RF Test Data for BT FCC ID : 2BTEI-M1 Company : Shenzhen Lingbuzhe Technology Co., LTD EUT : Portable Bluetooth Speaker Model Number : M1 Report No. : CTA25112101101 Reviewed By : Eric Wang 2 Appendix A: 20dB Emission Bandwidth Test Result TestMode Antenna Freq(MHz) 20dB EBW[MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict DH5 Ant1 2402 0.954 2401.544 2402.498 --- --- 2441 0.933 2440.550 2441.483 --- --- 2480 0.948 2479.544 2480.492 --- --- 2DH5 Ant1 2402 1.281 2401.382 2402.663 --- --- 2441 1.281 2440.382 2441.663 --- --- 2480 1.320 2479.349 2480.669 --- --- 3 Test Graphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 4 2DH5_Ant1_2402 2DH5_Ant1_2441 5 2DH5_Ant1_2480 6 Appendix B: Occupied Channel Bandwidth Test Result TestMode Antenna Freq(MHz) OCB [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict DH5 Ant1 2402 0.86910 2401.5746 2402.4437 --- --- 2441 0.87710 2440.5716 2441.4487 --- --- 2480 0.86823 2479.5744 2480.4427 --- --- 2DH5 Ant1 2402 1.1869 2401.4172 2402.6041 --- --- 2441 1.1884 2440.4163 2441.6047 --- --- 2480 1.1877 2479.4166 2480.6043 --- --- 7 Test Graphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 8 2DH5_Ant1_2402 2DH5_Ant1_2441 9 2DH5_Ant1_2480 10 Appendix C: Maximum conducted output power Test Result Peak Test Mode Antenna Freq(MHz) Conducted Peak Powert[dBm] Conducted Limit[dBm] Verdict DH5 Ant1 2402 0.06 ≤20.97 PASS 2441 -0.19 ≤20.97 PASS 2480 -0.27 ≤20.97 PASS 2DH5 Ant1 2402 -0.71 ≤20.97 PASS 2441 -1.01 ≤20.97 PASS 2480 -1.07 ≤20.97 PASS 11 Appendix D: Carrier frequency separation Test Result TestMode Antenna Freq(MHz) Result[MHz] Limit[MHz] Verdict DH5 Ant1 Hop 0.996 ≥0.954 PASS 2DH5 Ant1 Hop 1.304 ≥0.880 PASS 12 Test Graphs DH5_Ant1_Hop 2DH5_Ant1_Hop 13 Appendix E: Time of occupancy Test Result TestMode Antenna Freq(MHz) BurstWidth [ms] TotalHops [Num] Result[s] Limit[s] Verdict DH1 Ant1 Hop 0.390 320 0.125 ≤0.4 PASS DH3 Ant1 Hop 1.640 164 0.269 ≤0.4 PASS DH5 Ant1 Hop 2.900 113 0.328 ≤0.4 PASS 2DH1 Ant1 Hop 0.390 320 0.125 ≤0.4 PASS 2DH3 Ant1 Hop 1.650 157 0.259 ≤0.4 PASS 2DH5 Ant1 Hop 2.900 109 0.316 ≤0.4 PASS 14 Test Graphs DH1_Ant1_Hop DH3_Ant1_Hop 15 DH5_Ant1_Hop 16 2DH1_Ant1_Hop 2DH3_Ant1_Hop 17 2DH5_Ant1_Hop 18 19 Appendix F: Number of hopping channels Test Result TestMode Antenna Freq(MHz) Result[Num] Limit[Num] Verdict DH5 Ant1 Hop 79 ≥15 PASS 2DH5 Ant1 Hop 79 ≥15 PASS 20 Test Graphs DH5_Ant1_Hop 2DH5_Ant1_Hop 21 Appendix G: Band edge measurements Test Result TestMode Antenna ChName Freq(MHz) RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 Low 2402 0.26 -51.54 ≤-19.74 PASS High 2480 -0.12 -61.72 ≤-20.12 PASS Low Hop_2402 -4.02 -62.61 ≤-24.02 PASS High Hop_2480 -3.72 -63.32 ≤-23.72 PASS 2DH5 Ant1 Low 2402 -6.28 -57.06 ≤-26.28 PASS High 2480 -6.46 -64.04 ≤-26.46 PASS Low Hop_2402 -5.66 -60.9 ≤-25.66 PASS High Hop_2480 -4.71 -57.18 ≤-24.71 PASS 22 Test Graphs DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 23 DH5_Ant1_High_Hop_2480 2DH5_Ant1_Low_2402 24 2DH5_Ant1_High_2480 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 25 26 Appendix H: Conducted Spurious Emission Test Result TestMode Antenna Freq(MHz) FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 2402 Reference -0.65 -0.65 --- PASS 30~1000 -0.65 -67.76 ≤-20.65 PASS 1000~26500 -0.65 -42.8 ≤-20.65 PASS 2441 Reference -1.34 -1.34 --- PASS 30~1000 -1.34 -67.63 ≤-21.34 PASS 1000~26500 -1.34 -43.72 ≤-21.34 PASS 2480 Reference -1.23 -1.23 --- PASS 30~1000 -1.23 -68.08 ≤-21.23 PASS 1000~26500 -1.23 -42.94 ≤-21.23 PASS 2DH5 Ant1 2402 Reference -5.21 -5.21 --- PASS 30~1000 -5.21 -68.05 ≤-25.21 PASS 1000~26500 -5.21 -51.05 ≤-25.21 PASS 2441 Reference -4.95 -4.95 --- PASS 30~1000 -4.95 -67.64 ≤-24.95 PASS 1000~26500 -4.95 -50.77 ≤-24.95 PASS 2480 Reference -5.02 -5.02 --- PASS 30~1000 -5.02 -67.7 ≤-25.02 PASS 1000~26500 -5.02 -50.84 ≤-25.02 PASS 27 Test Graphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 28 DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 29 DH5_Ant1_2441_1000~26500 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 30 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference 31 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 2DH5_Ant1_2441_0~Reference 32 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 33 2DH5_Ant1_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 34 35 Appendix I: Duty Cycle Test Result TestMode Antenna Freq(MHz) ON Time [ms] Period [ms] DC [%] xFactor Limit Verdict DH5 Ant1 2402 2.91 3.75 77.60 1.10 --- --- 2441 2.91 3.75 77.60 1.10 --- --- 2480 2.92 3.75 77.87 1.09 --- --- 2DH5 Ant1 2402 2.91 3.75 77.60 1.10 --- --- 2441 2.92 3.75 77.87 1.09 --- --- 2480 2.92 3.75 77.87 1.09 --- --- 36 Test Graphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 37 2DH5_Ant1_2402 2DH5_Ant1_2441 38 2DH5_Ant1_2480

Test Report

1. Antenna Description: Antenna type PCB antenna Model M1 Frequency range 2400-2500MHz Manufacturer Shenzhen Lingbuzhe Technology Co., LTD Address 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China ANT Peak Gain 0.55 dBi 2. Antenna Photo: Length :12.51mm Width:6.29mm 3. Test Equipment & Conditions 3.1 Test instrument VSWR is tested using Agilent E5071B connected to a hand mechanism, and the status is free space. 3.2 Test environment and methods 4.Antenna Radiation Pattern 2400MHz 2450MHz 2500MHz

Test Report

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. .................... : FCC ID. ........................................... : CTA25112101101 2BTEI-M1 Compiled by ( position+printed name+signature) . : File administrators Zoey Cao Supervised by ( position+printed name+signature) . : Project Engineer Ace Chai Approved by ( position+printed name+signature) . : RF Manager Eric Wang Date of issue .................................... : Nov. 26, 2025 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Applicant’s name ........................... : Shenzhen Lingbuzhe Technology Co., LTD Address ............................................ : 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China Test specification ........................... : Standard ........................................... : FCC Part 15.247 Shenzhen CTA 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 CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA 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. Test item description ..................... : Portable Bluetooth Speaker Trade Mark ....................................... : N/A Manufacturer .................................... : Shenzhen Lingbuzhe Technology Co., LTD Model/Type reference ...................... : M1 Listed Models ................................... : Refer to page 2 Modulation ....................................... : GFSK, Π/4DQPSK Frequency ........................................ : From 2402MHz to 2480MHz Ratings ............................................. : DC 3.7V From battery and DC 5.0V From external circuit Result ............................................... : PASS Report No.: CTA25112101101 Page 2 of 36 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : Portable Bluetooth Speaker Model /Type : M1 Listed Models : M2, M3, M4, M5, M6, M7, M8, M9, M10, M11, M12, M13, M14, M15, M16, M17, M18, M19, M20 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number and colour is different for these model. Applicant : Shenzhen Lingbuzhe Technology Co., LTD Address : 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China Manufacturer : Shenzhen Lingbuzhe Technology Co., LTD Address : 1807, Senhainuo Science and Technology Innovation Building, No. 1 Dezheng Road, Shilong Community, Shiyan Sub-district, Bao 'an District, Shenzhen China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA25112101101 Page 3 of 36 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1 TEST STANDARDS ...................................................................................................................................... 4 2 SUMMARY .................................................................................................................................................... 5 2.1 General Remarks .............................................................................................................................. 5 2.2 Product Description ........................................................................................................................... 5 2.3 Equipment Under Test ....................................................................................................................... 5 2.4 Short description of the Equipment under Test (EUT) ...................................................................... 5 2.5 EUT configuration .............................................................................................................................. 5 2.6 EUT operation mode ......................................................................................................................... 6 2.7 Block Diagram of Test Setup ............................................................................................................. 6 2.8 Related Submittal(s) / Grant (s) ......................................................................................................... 6 2.9 Modifications ...................................................................................................................................... 6 3 TEST ENVIRONMENT ................................................................................................................................. 7 3.1 Address of the test laboratory ..................…

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Test Setup Photos

FCC ID: 2BTEI-M1 Test Setup Photos of the EUT FCC ID: 2BTEI-M1

Contact Information

Applicant

David Jiang
[email protected]Fax: /

Test Firm

SHENZHEN CTA TESTING TECHNOLOGY CO., LTD.Eric Wang
[email protected]

Technical Specifications

#Rule PartsFrequency RangePower Output
115C2.40 GHz - 2.48 GHz1.00 mW
Confidentiality
Long Term
Grant Notes
Output Power listed is peak conducted.