2BFGG-MIXAUDIO MIXER

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Covered Equipment Attestation Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(i)-(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID 2BFGG-MIX Model name MIX14USB, MIXIOUSB 1 We, Applicant Company Name: ALGAM Address: 2 rue de Milan, 44470 THOUARE SUR LOIRE, France Phone: 33 (0) 2 40 18 37 00 certify 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. This includes the cybersecurity and anti-virus software produced or provided by Kaspersky Lab, Inc. or any of it’s successors and assignees. We certify that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered“ equipment. If you have any questions, please feel free to contact us at the address shown below. Sincerely, nu&M Rà.M Signature Date: 2026-7-30 Printed Name of Signee: Melissa Reveillon/Compliance Engineer Company: ALGAM Address: 2 rue de Milan, 44470 THOUARE SUR LOIRE, France Phone: 33 (0) 2 40 18 37 00 Email: [email protected] Fax:

ALGAM Add: 2 rue de Milan, 44470 THOUARE SUR LOIRE, France Date: 2026-7-30 FCC ID: 2BFGG-MIX Dear Sir/Madam, We , ALGAM Hereby declares the foUowing statement for Federal Communications Commission, PCB board, circuit, structure and internat of these model(s) are the same, Only model number and colour is different for these model. So the tests were performed on model MIX14USB and the test results for the main test model can cover the listed models : Product name: AUDIO MIXER Model no.: MIX14USB, MIX10USB Sincerely, {#î#igÀ€$;E} Name/Title Company : Address: Phone: Fax: E-Mail : Melissa Reveillon/Compliance Engineer ALGAM 2 rue de Milan, 44470 THOUARE SUR LOIRE, France 33 (O) 2 40 18 37 00 rQih&- mal [email protected]

Confidentiality Request Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Paragraphs 60.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b)(4) of the Freedom of Information Act, we request confidentiality for the documentation of the following products: FCC ID 2BFGG-MIX Model name MIX14USB, MIXIOUSB 1 For the products listed above, we request permanent confidentiality for all applicable exhibits as there are: • theOperational Description • theBlockDiagram • theSchematics • the Parts Lists • the Tune Up Information The above listed exhibits contain trade secrets and proprietary information that could be of benefit to our competitors. If you have any questions, please feel free to contact us at the address shown below. Sincerely, Signature Date : 2026-7-30 '7îb&À,_ %«POUL Printed Name of Signee: Melissa Reveillon/Compliance Engineer Company: ALGAM Address: 2 rue de Milan, 44470 THOUARE SUR LOIRE, France Phone:33 (0) 2 40 18 37 00 Email: [email protected] Fax:

FCC ID: 2BFGG-MIX External Photos of the EUT FCC ID: 2BFGG-MIX FCC ID: 2BFGG-MIX

Label and Location Size: L: 4.0cm*W: 3.0cm Label and Location FCC ID : 2BFGG-MIX

FCC ID: 2BFGG-MIX Internal Photos of the EUT FCC ID: 2BFGG-MIX FCC ID: 2BFGG-MIX FCC ID: 2BFGG-MIX ANT ANT

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 MPE Report Reference No. ..................... : FCC ID............................................. : CTA26061201302 2BFGG-MIX 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 .................................... : Jun. 24, 2026 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 ............................ : Algam Address............................................ : 2 rue de Milan, 44470 THOUARE SUR LOIRE, France Standard ........................................... : 47CFR §1.1310 47CFR §2.1091 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 ..................... : AUDIO MIXER Trade Mark ....................................... : OFFSHORE Manufacturer .................................... : Algam Model/Type reference ...................... : MIX14USB Listed Models ................................... : MIX10USB Rating ............................................... : Input: ±15VDC +48VDC Result ............................................... : PASS Report No.: CTA26061201302 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 : AUDIO MIXER Model /Type : MIX14USB Listed Models : MIX10USB 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. So the tests were performed on model MIX14USB and the test results for the main test model can cover the listed models. Applicant : Algam Address : 2 rue de Milan, 44470 THOUARE SUR LOIRE, France Manufacturer : Algam Address : 2 rue de Milan, 44470 THOUARE SUR LOIRE, France 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.: CTA26061201302 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 MPE Calculation Method ......................................................................................... 7 4.3 Conducted Power Results ....................................................................................... 7 4.4 Manufacturing tolerance .......................................................................................... 8 4.5 Standalone MPE Result ........................................................................................... 8 4.6 Simultaneous Transmission for MPE Result ........................................................... 8 5 Conclusion ........................................................................................................................... 8 Report No.: CTA26061201302 Page 4 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-mai…

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1. Antenna Description: Antenna type PCB antenna Model MIX14USB Frequency range 2400-2500MHz Manufacturer Algam Address 2 rue de Milan, 44470 THOUARE SUR LOIRE, France ANT Peak Gain 0.86 dBi 2. Antenna Photo: 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

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. ........................................... : CTA26061201301 2BFGG-MIX 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 .................................... : Jun. 24, 2026 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 ........................... : Algam Address ............................................ : 2 rue de Milan, 44470 THOUARE SUR LOIRE, France 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 ..................... : AUDIO MIXER Trade Mark ....................................... : OFFSHORE Manufacturer .................................... : Algam Model/Type reference ...................... : MIX14USB Listed Models ................................... : MIX10USB Modulation ....................................... : GFSK, Π/4DQPSK Frequency ........................................ : From 2402MHz to 2480MHz Ratings ............................................. : Input: ±15VDC +48VDC Result ............................................... : PASS Report No.: CTA26061201301 Page 2 of 40 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 : AUDIO MIXER Model /Type : MIX14USB Listed Models : MIX10USB 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. So the tests were performed on model MIX14USB and the test results for the main test model can cover the listed models. Applicant : Algam Address : 2 rue de Milan, 44470 THOUARE SUR LOIRE, France Manufacturer : Algam Address : 2 rue de Milan, 44470 THOUARE SUR LOIRE, France 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.: CTA26061201301 Page 3 of 40 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 .............................................................................................................................. 6 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 ........................................................................................................... 7 3.2 Test Facility........................................................................................................................................ 7 3.3 Environmental conditions .................................................................................................................. 7 3.4 Summary of measurement results ............................…

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1 FCC Appendix RF Test Data for BT FCC ID : 2BFGG-MIX Company : Algam EUT : AUDIO MIXER Model Number : MIX14USB Report No. : CTA26061201301 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 0.948 2401.550 2402.498 --- --- 2441 0.945 2440.547 2441.492 --- --- 2480 0.945 2479.550 2480.495 --- --- 2DH5 Ant1 2402 1.332 2401.340 2402.672 --- --- 2441 1.323 2440.346 2441.669 --- --- 2480 1.287 2479.376 2480.663 --- --- 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 0.86288 2401.5801 2402.4430 --- --- 2441 0.85411 2440.5832 2441.4373 --- --- 2480 0.87022 2479.5764 2480.4466 --- --- 2DH5 Ant1 2402 1.1892 2401.4159 2402.6051 --- --- 2441 1.1967 2440.4103 2441.6070 --- --- 2480 1.1861 2479.4148 2480.6009 --- --- 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 -2.99 ≤20.97 PASS 2441 -3.13 ≤20.97 PASS 2480 -3.41 ≤20.97 PASS 2DH5 Ant1 2402 -0.32 ≤20.97 PASS 2441 -0.57 ≤20.97 PASS 2480 -0.79 ≤20.97 PASS 11 Appendix D: Carrier frequency separation Test Result TestMode Antenna Freq(MHz) Result[MHz] Limit[MHz] Verdict DH5 Ant1 Hop 0.952 ≥0.948 PASS 2DH5 Ant1 Hop 1.014 ≥0.888 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 0.407 320 0.13 ≤0.4 PASS DH3 Ant1 Hop 1.662 159 0.264 ≤0.4 PASS DH5 Ant1 Hop 2.911 105 0.306 ≤0.4 PASS 2DH1 Ant1 Hop 0.414 318 0.132 ≤0.4 PASS 2DH3 Ant1 Hop 1.668 165 0.275 ≤0.4 PASS 2DH5 Ant1 Hop 2.916 110 0.321 ≤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 -3.65 -55.37 ≤-23.65 PASS High 2480 -3.46 -57.53 ≤-23.46 PASS Low Hop_2402 -3.81 -56.23 ≤-23.81 PASS High Hop_2480 -4.41 -56.58 ≤-24.41 PASS 2DH5 Ant1 Low 2402 -4.86 -57.09 ≤-24.86 PASS High 2480 -4.87 -57.51 ≤-24.87 PASS Low Hop_2402 -6.19 -56.67 ≤-26.19 PASS High Hop_2480 -6.58 -57.65 ≤-26.58 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 -4.45 -4.45 --- PASS 30~1000 -4.45 -67.91 ≤-24.45 PASS 1000~26500 -4.45 -47.32 ≤-24.45 PASS 2441 Reference -4.30 -4.30 --- PASS 30~1000 -4.30 -69.15 ≤-24.3 PASS 1000~26500 -4.30 -47.75 ≤-24.3 PASS 2480 Reference -4.34 -4.34 --- PASS 30~1000 -4.34 -68.05 ≤-24.34 PASS 1000~26500 -4.34 -48.2 ≤-24.34 PASS 2DH5 Ant1 2402 Reference -3.70 -3.70 --- PASS 30~1000 -3.70 -68.78 ≤-23.7 PASS 1000~26500 -3.70 -47.06 ≤-23.7 PASS 2441 Reference -3.30 -3.30 --- PASS 30~1000 -3.30 -68.3 ≤-23.3 PASS 1000~26500 -3.30 -50.07 ≤-23.3 PASS 2480 Reference -5.05 -5.05 --- PASS 30~1000 -5.05 -68.56 ≤-25.05 PASS 1000~26500 -5.05 -48.91 ≤-25.05 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 2.91 3.75 77.60 1.10 --- --- 2DH5 Ant1 2402 2.91 3.75 77.60 1.10 --- --- 2441 2.92 3.76 77.66 1.10 --- --- 2480 2.91 3.74 77.81 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 39 Appendix J: Emissions in Restricted Bands Test Result TestMod e Antenn a ChNam e Freq(MH z) Detector Freq [MHz] Result [dBm] Gain [dB] DC Factor [dB] Result [dBuV/m] Limit [dBuV/m] Verdict DH5 Ant1 Low 2402 AV 2310.000 -60.08 2.00 1.10 38.22 ≤54 PASS AV 2386.205 -58.64 2.00 1.10 39.66 ≤54 PASS AV 2390.000 -59.54 2.00 1.10 38.76 ≤54 PASS Peak 2310.000 -51.15 2.00 0.00 46.05 ≤74 PASS Peak 2389.145 -47.88 2.00 0.00 49.32 ≤74 PASS Peak 2390.000 -50.68 2.00 0.00 46.52 ≤74 PASS High 2480 AV 2483.500 -58.43 2.00 1.10 39.87 ≤54 PASS AV 2487.440 -58.06 2.00 1.10 40.24 ≤54 PASS AV 2500.000 -59.36 2.00 1.10 38.94 ≤54 PASS Peak 2483.500 -50.35 2.00 0.00 46.85 ≤74 PASS Peak 2484.320 -48.14 2.00 0.00 49.06 ≤74 PASS Peak 2500.000 -50.9 2.00 0.00 46.30 ≤74 PASS 2DH5 Ant1 Low 2402 AV 2310.000 -60.27 2.00 1.10 38.03 ≤54 PASS AV 2377.280 -58.58 2.00 1.10 39.72 ≤54 PASS AV 2390.000 -59.41 2.00 1.10 38.89 ≤54 PASS Peak 2310.000 -49.94 2.00 0.00 47.26 ≤74 PASS Peak 2339.795 -48.61 2.00 0.00 48.59 ≤74 PASS Peak 2390.000 -50.95 2.00 0.00 46.25 ≤74 PASS High 2480 AV 2483.500 -58.13 2.00 1.09 40.16 ≤54 PASS AV 2487.360 -58.02 2.00 1.09 40.27 ≤54 PASS AV 2500.000 -58.78 2.00 1.09 39.51 ≤54 PASS Peak 2483.500 -49.84 2.00 0.00 47.36 ≤74 PASS Peak 2484.400 -46.66 2.00 0.00 50.54 ≤74 PASS Peak 2500.000 -50.75 2.00 0.00 46.45 ≤74 PASS Note： 1. The limit in dBm for average detector is conversion from 54dBuV/m, according to 15.209(a). The limit in dBm for peak detector is 20dB above the limit of average detector in dBm. 40 Test Graphs DH5_Ant1_Low_2402_AV DH5_Ant1_Low_2402_Peak DH5_Ant1_High_2480_AV 41 DH5_Ant1_High_2480_Peak 2DH5_Ant1_Low_2402_AV 42 2DH5_Ant1_Low_2402_Peak 2DH5_Ant1_High_2480_AV 2DH5_Ant1_High_2480_Peak 43

FCC ID: 2BFGG-MIX Test Setup Photos of the EUT FCC ID: 2BFGG-MIX