2AHLIJM3Retro FM Radio Bluetooth Speaker

ShenzhenIholdTechnologyCo.,Ltd 4thFloor,BuildingD,HuafengNo.1TechnologyPark,Sanwei,Xi'xiang,Bao'an,Shenzhen,Guangdong 518102,China FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:Aug.28,2024 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2AHLIJM3 FRN:0025357658 [ShenzhenIholdTechnologyCo.,Ltd](“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Sincerely, (Applicantsignature) (LeoDeng)

ShenzhenIholdTechnologyCo.,Ltd 4thFloor,BuildingD,HuafengNo.1TechnologyPark,Sanwei,Xi'xiang,Bao'an,Shenzhen,Guangdong 518102,China FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:Aug.28,2024 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2AHLIJM3 FRN:0025357658 [ShenzhenIholdTechnologyCo.,Ltd](“theapplicant”)certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredListasanentityproducing“covered” equipment. Sincerely, (Applicantsignature) (LeoDeng)

[ShenzhenIholdTechnologyCo.,Ltd] [4thFloor,BuildingD,HuafengNo.1TechnologyPark,Sanwei,Xi'xiang,Bao'an] [Shenzhen,Guangdong518102] [China] Date:Aug.28,2024 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 FCCID:2AHLIJM3 USAgent–AttestationStatement/Part2.911(d)(7) [ShenzhenIholdTechnologyCo.,Ltd]certifies,thatasof[Aug.28,2024],wehavedesignated FCCUSAgent,LLCtoacceptserviceofprocessonourbehalfforFCCID:2AHLIJM3. [ShenzhenIholdTechnologyCo.,Ltd],acceptstomaintainanagentofserviceofprocessinthe UnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanentlyterminatedall marketingandimportationoftheapplicableequipmentwithintheU.S.,ortheconclusionofany Commission-relatedadministrativeorjudicialproceedinginvolvingtheequipment,whicheveris later. FCCUSAgent,LLC,acceptsasofthedateofthefilingofthisapplication,theobligationofbeing thedesignatedagentforthepurposeofacceptingserviceofprocessonbehalfof[ShenzhenIhold TechnologyCo.,Ltd]forFCCID:2AHLIJM3. DesignatedAgentInformation: CompanyName:FCCUSAgent,LLC FRN:0033402884 Address:3722IllinoisAvenue,SaintCharles,IL,60174,USA ContactPerson:TimPayne Phone:708-571-3148 Email:[email protected] Sincerely, Company:[ShenzhenIholdTechnologyCo., Ltd] FRN:0025357658 DesignatedAgent:FCCUSAgent,LLC CompanyRepresentative:[LeoDeng] Tel:+8613510832648 Email:[email protected] DesignatedAgentRepresentative:TimPayne Signature:Signature:

Shenzhen Ihold Technology Co., Ltd 4th Floor, Building D, Huafeng No.1 Technology Park, Sanwei, Xi'xiang, Bao'an, Shenzhen, Guangdong 518102, China Aug. 28, 2024 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject: Explanation of differences between product types FCC ID: 2AHLIJM3 Models: B43, JM3 To Whom It May Concern: We, The Shenzhen Ihold Technology Co., Ltd hereby declare that the model : JM3 is identical with the model : B43, except the model name. Except for the different above, no other modification is performed. Sincerely, Shenzhen Ihold Technology Co., Ltd Signature: [Leo Deng, General Manager]

Shenzhen Ihold Technology Co., Ltd 4th Floor, Building D, Huafeng No.1 Technology Park, Sanwei, Xi'xiang, Bao'an, Shenzhen, Guangdong 518102, China Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date:Aug. 28, 2024 Subject; Request for Confidentiality FCC ID: 2AHLIJM3 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description Parts List Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Leo Deng Title: General Manager

Shenzhen Ihold Technology Co., Ltd 4th Floor, Building D, Huafeng No.1 Technology Park, Sanwei, Xi'xiang, Bao'an, Shenzhen, Guangdong 518102, China Letter of Authorization Company: Shenzhen Ihold Technology Co., Ltd Address: 4th Floor, Building D, Huafeng No.1 Technology Park, Sanwei, Xi'xiang, Bao'an, Shenzhen, Guangdong 518102, China Product Name: Retro FM Radio Bluetooth Speaker Model Number(s): B43, JM3 Product Description: Retro FM Radio Bluetooth Speaker We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: Aug. 28, 2024 Name: Leo Deng Title: General Manager Company: Shenzhen Ihold Technology Co., Ltd

Report No.: AGC01165240702AP02 Page 1 of 3 EXTERNAL PHOTOS TOP VIEW OF EUT BOTTOM VIEW OF EUT Report No.: AGC01165240702AP02 Page 2 of 3 FRONT VIEW OF EUT BACK VIEW OF EUT Report No.: AGC01165240702AP02 Page 3 of 3 LEFT VIEW OF EUT RIGHT VIEW OF EUT ****************************************End of Report*************************************

FCC ID Label Location 50mm*30mm FCC ID: 2AHLIJM3 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.

Report No.: AGC01165240702AP02 Page 1 of 5 INTERNAL PHOTOS OPEN VIEW OF EUT (FIGURE 1) BATTERY VIEW OF EUT (FIGURE 1) Report No.: AGC01165240702AP02 Page 2 of 5 INTERNAL VIEW OF EUT (FIGURE 1) INTERNAL VIEW OF EUT (FIGURE 2) Report No.: AGC01165240702AP02 Page 3 of 5 INTERNAL VIEW OF EUT (FIGURE 3) INTERNAL VIEW OF EUT (FIGURE 4) Report No.: AGC01165240702AP02 Page 4 of 5 INTERNAL VIEW OF EUT (FIGURE 5) INTERNAL VIEW OF EUT (FIGURE 6) BT Antenna Report No.: AGC01165240702AP02 Page 5 of 5 INTERNAL VIEW OF EUT (FIGURE 7) ****************************************End of Report*************************************

Page 1 of 10 RF Exposure Report Report No.: AGC01165240702FH01 FCC ID : 2AHLIJM3 APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : Retro FM Radio Bluetooth Speaker BRAND NAME : Joiimu MODEL NAME : B43, JM3 APPLICANT : Shenzhen Ihold Technology Co., Ltd DATE OF ISSUE : Aug. 26, 2024 STANDARD(S) : FCC Part 2 Subpart J §2.1091 REPORT VERSION : V1.0 Attestation of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC01165240702FH01 Page 2 of 10 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Aug. 26, 2024 Valid Initial Release Report No.: AGC01165240702FH01 Page 3 of 10 Table of Contents 1. General Information ........................................................................................................................................ 4 2. Product Information ........................................................................................................................................ 5 2.1 Product Technical Description ................................................................................................................... 5 3. Test Environment ............................................................................................................................................ 6 3.1 Address Of The Test Laboratory ............................................................................................................... 6 3.2 Test Facility ................................................................................................................................................ 6 3.3 Environmental Conditions ......................................................................................................................... 7 4. Portable Device Evaluation Method and Limit ............................................................................................. 8 5. Mobile Device Evaluation Method and Limit ................................................................................................ 9 6. Measurement Results ................................................................................................................................... 10 7. Measurement Evaluation .............................................................................................................................. 10 Report No.: AGC01165240702FH01 Page 4 of 10 1. General Information Applicant Shenzhen Ihold Technology Co., Ltd Address 4th Floor, Building D, Huafeng No.1 Technology Park, Sanwei, Xi'xiang, Bao'an, Shenzhen, Guangdong 518102, China Manufacturer Shenzhen Ihold Technology Co., Ltd Address 4th Floor, Building D, Huafeng No.1 Technology Park, Sanwei, Xi'xiang, Bao'an, Shenzhen, Guangdong 518102, China Factory Shenzhen Ihold Technology Co., Ltd Address 4th Floor, Building D, Huafeng No.1 Technology Park, Sanwei, Xi'xiang, Bao'an, Shenzhen, Guangdong 518102, China Product Designation Retro FM Radio Bluetooth Speaker Brand Name Joiimu Test Model B43 Series Model(s) JM3 Difference Description All the same except model name Date of receipt of test item Jul. 26, 2024 Date of Test Jul. 26, 2024~ Aug. 26, 2024 Deviation from Standard No any deviation from the test method Condition of Test Sample Normal Test Result Pass Test Report Form No AGCER-FCC-RF Exposure-V1 Note: The test results of this report relate only to the tested sample identified in this report. Prepared By Bibo Zhang (Project Engineer) Aug. 26, 2024 Reviewed By Calvin Liu (Reviewer) Aug. 26, 2024 Approved By Max Zhang Authorized Officer Aug. 26, 2024 Report No.: AGC01165240702FH01 Page 5 of 10 2. Product Information 2.1 Product Technical Description Frequency Band (Operating) Bluetooth: 2.402GHz ~ 2.480GHz Other: Hardware Version V1 Software Version V1 Modulation Type BR GFSK, EDR π /4-DQPSK, 8DPSK BLE GFSK 1Mbps GFSK 2Mbps Maximum Transmitter Power 0.859dBm Device Category Portable (<20cm separation) Mobile (>20cm separation) Others: Antenna Diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Antenna Designation PCB Antenna Antenna Gain -0.58dBi Minimum Assessment Distance 20cm Evaluation Applied MPE Evaluation SAR Evaluation Report No.: AGC01165240702FH01 Page 6 of 10 3. Test Environment 3.1 Address Of The Test Laboratory Laboratory: Attestation of Global Compliance (Shenzhen) Co., Ltd. Address: 1-2/F, Building 19, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China 3.2 Test Facility The test facility is recognized, certified, or accredited by the following organizations: CNAS-Lab Code: L5488 Attestation of Global Compliance (Shenzhen) Co., Ltd. has been assessed and proved to follow CNAS-CL01 Accreditation Criteria for Testing and Calibration Laboratories (identical to ISO/IEC17025: 2017 General Requirements for the Competence of Testing and Calibration Laboratories.) A2LA-Lab Cert. No.: 5054.02 Attestation of Global Compliance (Shenzhen) Co., Ltd. EMC Laboratory has been accredited by A2LA for technical competence in the field of electrical testing, and proved to follow ISO/IEC 17025: 2017 General Requirements for the Competence of Testing and Calibration Laboratories and any additional program requirements in the identified field of testing. FCC-Registration No.: 975832 Attestation of Global Compliance (Shenzhen) Co., Ltd. EMC Laboratory has been registered and fully described in a report filed with the FCC (Federal Communications Commission). The acceptance letter from the FCC is maintained in our files with Registration 975832. IC-Registration No.: 24842(CAB identifier: CN0063) Attestation of Global Compliance (Shenzhen) Co., Ltd. EMC Laboratory has been registered and fully described in a report filed with the Certification and Engineering Bureau of Industry Canada. The acceptance letter from the IC is maintained in our files with Registration 24842. Report No.: AGC01165240702FH01 Page 7 of 10 3.3 Environmental Conditions NOR…

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Inverted F Antenna Specification Summary ITEM ANT SPEC Antenna Type PCB ANT Center Frequency Horizontal Vertical 2400MHz 2400MHz 2500MHz 2400MHz 2400MHz 2500MHz -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dBi Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Manufacture Jiangxi Jinghang electronic Technology Co., LTD add No.20 Shuangxiu Road, Jizhou District Industrial Park, Ji 'an City, Jiangxi Province (Jiangxi Heying Circuit Co., LTD. A5 Building) Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBi) Max: 0 Min: -40 Scale: 5/div Frequency (MHz) Gain(dBi) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.58 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBi) Max: 0 Min: -30 Scale: 5/div Frequency (MHz) Gain(dBi) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432

Page 1 of 76 FCC Test Report Report No.: AGC01165240702FR01 FCC ID : 2AHLIJM3 APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : Retro FM Radio Bluetooth Speaker BRAND NAME : Joiimu MODEL NAME : B43, JM3 APPLICANT : Shenzhen Ihold Technology Co., Ltd DATE OF ISSUE : Aug. 26, 2024 STANDARD(S) : FCC Part 15 Subpart C §15.247 REPORT VERSION : V1.0 Attestation of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC01165240702FR01 Page 2 of 76 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Aug. 26, 2024 Valid Initial Release Report No.: AGC01165240702FR01 Page 3 of 76 Table of Contents 1. General Information ........................................................................................................................................ 5 2. Product Information ........................................................................................................................................ 6 2.1 Product Technical Description ................................................................................................................... 6 2.2 Test Frequency List ................................................................................................................................... 6 2.3 Related Submittal(S) / Grant (S) ............................................................................................................... 7 2.4 Test Methodology ...................................................................................................................................... 7 2.5 Receiver Input Bandwidth ......................................................................................................................... 7 2.6 Equally Average Use of Frequencies and Behaviour................................................................................ 7 2.7 Pseudorandom Frequency Hopping Sequence ........................................................................................ 8 2.8 Special Accessories .................................................................................................................................. 9 2.9 Equipment Modifications ........................................................................................................................... 9 2.10 Antenna Requirement ............................................................................................................................. 9 3. Test Environment .......................................................................................................................................... 10 3.1 Address of The Test Laboratory .............................................................................................................. 10 3.2 Test Facility .............................................................................................................................................. 10 3.3 Environmental Conditions ....................................................................................................................... 11 3.4 Measurement Uncertainty ....................................................................................................................... 11 3.5 List of Equipment Used ........................................................................................................................... 12 4.System Test Configuration ............................................................................................................................ 14 4.1 EUT Configuration ................................................................................................................................... 14 4.2 EUT Exercise ........................................................................................................................................... 14 4.3 Configuration of Tested System .............................................................................................................. 14 4.4 Equipment Used in Tested System ......................................................................................................... 14 4.5 Summary of Test Results ........................................................................................................................ 15 5. Description of Test Modes ........................................................................................................................... 16 6. RF Output Power Measurement .................................................................................................................. 17 6.1 Provisions Applicable .............................................................................................................................. 17 6.2 Measurement Procedure ......................................................................................................................... 17 6.3 Measurement Setup (Block Diagram of Configuration) .......................................................................... 17 6.4 Measurement Result ............................................................................................................................... 18 7. 20dB Bandwidth and 99% Occupied Bandwidth Measurement ............................................................... 24 7.1 Provisions Applicable .............................................................................................................................. 24 7.2 Measurement Procedure ......................................................................................................................... 24 7.3 Measurement Setup (Block Diagram of Configuration) .......................................................................... 24 7.4 Measurement Results ............................................................................................................................. 25 8. Conducted Band Edge and Out-of-Band Emissions .............…

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Report No.: AGC01165240702AP02 Page 1 of 2 TEST SETUP PHOTOS RADIATED EMISSION TEST SETUP BELOW 1GHz RADIATED EMISSION TEST SETUP ABOVE 1GHz Report No.: AGC01165240702AP02 Page 2 of 2 AC POWER LINE CONDUCTED TEST SETUP RF CONDUCTED TEST SETUP ****************************************End of Report*************************************