APISB580SW23.1 CHANNEL SOUNDBAR WITH DOLBY ATMOS AND WIRELESS SUBWOOFER

Harman International Industries, Inc

Application Details

Equipment Class: DTS - Digital Transmission System
Date of Grant: Jun 04, 2026
Application Purpose: Original Equipment
Equipment Note: 3.1 CHANNEL SOUNDBAR WITH DOLBY ATMOS AND WIRELESS SUBWOOFER
Frequency Range: 2402.00000000 - 2480.00000000
Company: Harman International Industries, Inc
Country: United States

Documents & Files

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Attestation Statements

Harman International Industries, Inc U.S. Agent Designation for Service of Process - Certification Attestation Letter Harman International Industries, Inc 8500 Balboa Boulevard, Northridge, CA 91329, United States Federal Communication Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA 2026-05-18 Attestation Statement according to 2.911(d)(7) FCC ID: APISB580SW2 TO WHOM IT MAY CONCERN: We, Harman International Industries, Inc designate ourselves to act as U.S. agent for service of process. Harman International Industries, Inc hereby acknowledges the obligation of the U.S. agent for service of process. Further Harman International Industries, Inc accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Sincerely Applicant Signed/ Designated Agent Signed: Signature: Company name: Harman International Industries, Inc FRN: 0024748147 Address: 8500 Balboa Boulevard, Northridge, CA 91329, United States Contact Person: Terry Shi Telephone No: 86-75523189391 Email: [email protected]

Attestation Statements

Harman International Industries, Inc Covered Equipment Certification Attestation Letter 2026-05-18 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID: APISB580SW2 Harman International Industries, Inc (“the applicant”) 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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. Harman International Industries, Inc (“the applicant”) certifies 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. Harman International Industries, Inc (“the applicant”) certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Signed: Printed name: Terry Shi Title: Senior Prin.Engineer, Regulatory Compliance, Quality Company Name: Harman International Industries, Inc Address: 8500 Balboa Boulevard, Northridge, CA 91329, United States Phone: 86-75523189391 E-Mail: [email protected] Date: 2026-05-18

Cover Letter(s)

Harman International Industries, Inc 2026-05-18 Nemko North America, Inc. 303 River Road Ottawa, Ontario, Canada K1V 1H2 AUTHORITY TO ACT AS AGENT - FCC On our behalf, I appoint Damon Hu, Guangdong Dongdian Testing Service Co.,Ltd.( Unit 2, Building 1, No.17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808), to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in FCC regulations will have affixed to it a label identical to that submitted for approval with this application. In signing this letter, Applicant certifies that neither the applicant nor any party to the application is not subject to a denial of Federal benefits, that include FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. See 47 CFR 1.2002(b) for the definition of a "party" for these purposes. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Nemko North America Inc., still resides still resides with us. Sincerely, Printed name: Terry Shi Title: Senior Prin.Engineer, Regulatory Compliance, Quality Company Name: Harman International Industries, Inc Address: 8500 Balboa Boulevard, Northridge, CA 91329, United States Phone: 86-75523189391 E-Mail: [email protected] Date: 2026-05-18

Cover Letter(s)

Harman International Industries, Inc Product Similarity Declaration Product name: 3.1 CHANNEL SOUNDBAR WITH DOLBY ATMOS® AND WIRELESS SUBWOOFER Model name: CINEMA SB580MK2 SUB, CINEMA SB581MK2 SUB, CINEMA SB582MK2 SUB, CINEMA SB583MK2 SUB, CINEMA SB584MK2 SUB, CINEMA SB585MK2 SUB, CINEMA SB586MK2 SUB, CINEMA SB587MK2 SUB, CINEMA SB588MK2 SUB, CINEMA SB589MK2 SUB, CINEMA SB590MK2 SUB, CINEMA SB591MK2 SUB, CINEMA SB592MK2 SUB, CINEMA SB593MK2 SUB, CINEMA SB594MK2 SUB, CINEMA SB596MK2 SUB, CINEMA SB597MK2 SUB, CINEMA SB598MK2 SUB, CINEMA SB599MK2 SUB, CINEMA SB540MK2 SUB, CINEMA SB541MK2 SUB, CINEMA SB542MK2 SUB, CINEMA SB543MK2 SUB, CINEMA SB544MK2 SUB, CINEMA SB545MK2 SUB, CINEMA SB546MK2 SUB, CINEMA SB547MK2 SUB, CINEMA SB548MK2 SUB, CINEMA SB549MK2 SUB FCC ID： APISB580SW2 We (Harman International Industries, Inc) hereby state that all the models are electrical identical including the same hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure, only the model number are different. Signature: Name: Terry Shi Title: Senior Prin.Engineer, Regulatory Compliance, Quality Place United States date 2026-05-18

Cover Letter(s)

Harman International Industries, Inc 2026-05-18 Nemko North America, Inc. 303 River Road Ottawa, Ontario, Canada K1V 1H2 REQUEST FOR CONFIDENTIALITY – FCC FCC ID: APISB580SW2 Pursuant to Sections 0.457(d) and 0.459 of the Commission’s Rules and FCC Guidance document 726920, we hereby request permanent confidential treatment of exhibits identified as such in the table below and request they are permanently withheld from public review based on the documents containing trade secrets and proprietary information not customarily released to the public. The public disclosure of this information might be harmful to the applicant and provide unjustified benefits to its competitors. We also request short-term confidentiality on certain exhibits until the intended date of marketing as outlined below. We request the exhibits be withheld from public view for a period of 180 days. We attest marketing of the product will only commence after the period of short-term confidentiality expires, or if marketing is to commence before the requested number of days listed above, the grantee will inform Nemko to release the Short-Term Confidentiality information withheld on the FCC equipment authorization website. Exhibit Type of Confidentiality Requested Block Diagrams ☒ Permanent ☐ Short Term External Photos ------------------ ☒ Short Term Internal Photos ☐ Permanent* ☒ Short Term Operation Description ☒ Permanent ☐ Short Term Parts List & Placement/BOM ☐ Permanent ☐ Short Term Tune-Up Procedure ☐ Permanent ☐ Short Term Schematic Diagrams ☒ Permanent ☐ Short Term Test Setup Photos ------------------ ☒ Short Term User’s Manual ☐ Permanent* ☒ Short Term The asterisked items (*) require further information to be provided in this justification letter before permanent confidentiality will be extended to these exhibits. Please refer to FCC KDB 726920 D01 found at: https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=41731 and review section II, 3) regarding specific information that must accompany these requests. Note: any documents held under the Short-Term confidentiality will automatically become public after the requested time if an appropriate extension request has not been received. Any exhibits (i.e., schematic diagrams) that may have already been requested to have “Permanent” confidentiality as shown above need not be repeated under Short-Term confidentiality request. Sincerely, Signed: Printed name: Terry Shi Title: Senior Prin.Engineer, Regulatory Compliance, Quality Company Name: Harman International Industries, Inc Address: 8500 Balboa Boulevard, Northridge, CA 91329, United States Phone: 86-75523189391 E-Mail: [email protected] Date: 2026-05-18

RF Exposure Info

Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E13 TRF No.: RT-4-E-006Page 1 of 8 RF EXPOSURE REPORT Applicant:Harman International Industries, Inc. Address of Applicant: 8500 Balboa Boulevard, Northridge, CA 91329, UNITED STATES Manufacturer:Harman International Industries, Inc. Address of Manufacturer: 8500 Balboa Boulevard, Northridge, CA 91329, UNITED STATES Equipment under Test: 3.1 CHANNEL SOUNDBAR WITH DOLBY ATMOS® AND WIRELESS SUBWOOFER Model No.: CINEMA SB580MK2 SUB, CINEMA SB581MK2 SUB, CINEMA SB582MK2 SUB, CINEMA SB583MK2 SUB, CINEMA SB584MK2 SUB, CINEMA SB585MK2 SUB, CINEMA SB586MK2 SUB, CINEMA SB587MK2 SUB, CINEMA SB588MK2 SUB, CINEMA SB589MK2 SUB, CINEMA SB590MK2 SUB, CINEMA SB591MK2 SUB, CINEMA SB592MK2 SUB, CINEMA SB593MK2 SUB, CINEMA SB594MK2 SUB, CINEMA SB596MK2 SUB, CINEMA SB597MK2 SUB, CINEMA SB598MK2 SUB, CINEMA SB599MK2 SUB, CINEMA SB540MK2 SUB, CINEMA SB541MK2 SUB, CINEMA SB542MK2 SUB, CINEMA SB543MK2 SUB, CINEMA SB544MK2 SUB, CINEMA SB545MK2 SUB, CINEMA SB546MK2 SUB, CINEMA SB547MK2 SUB, CINEMA SB548MK2 SUB, CINEMA SB549MK2 SUB FCC ID:APISB580SW2 Test Standard(s):KDB447498 D01 General RF Exposure Guidance v06 Report No.:DDT-RE26031216-2E13 Issue Date:2026/06/04 Issue By: Guangdong Dongdian Testing Service Co., Ltd. Unit 2, Building 1, No. 17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E13 TRF No.: RT-4-E-006Page 2 of 8 Table of Contents 1.General Test Information..............................................................................................5 1.1.Description of EUT .......................................................................................................5 1.2.Accessories of EUT......................................................................................................5 1.3.Test laboratory .............................................................................................................6 2.RF Exposure evaluation for FCC .................................................................................7 2.1.Assessment procedure.................................................................................................7 2.2.Assess result ................................................................................................................8 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E13 TRF:RT-4-E-006Page 3 of 8 $!CeMetaLims!digital$ Test Report Declare Applicant:Harman International Industries, Inc. Address of Applicant: 8500 Balboa Boulevard, Northridge, CA 91329, UNITED STATES Equipment under Test: 3.1 CHANNEL SOUNDBAR WITH DOLBY ATMOS® AND WIRELESS SUBWOOFER Model No.: CINEMA SB580MK2 SUB, CINEMA SB581MK2 SUB, CINEMA SB582MK2 SUB, CINEMA SB583MK2 SUB, CINEMA SB584MK2 SUB, CINEMA SB585MK2 SUB, CINEMA SB586MK2 SUB, CINEMA SB587MK2 SUB, CINEMA SB588MK2 SUB, CINEMA SB589MK2 SUB, CINEMA SB590MK2 SUB, CINEMA SB591MK2 SUB, CINEMA SB592MK2 SUB, CINEMA SB593MK2 SUB, CINEMA SB594MK2 SUB, CINEMA SB596MK2 SUB, CINEMA SB597MK2 SUB, CINEMA SB598MK2 SUB, CINEMA SB599MK2 SUB, CINEMA SB540MK2 SUB, CINEMA SB541MK2 SUB, CINEMA SB542MK2 SUB, CINEMA SB543MK2 SUB, CINEMA SB544MK2 SUB, CINEMA SB545MK2 SUB, CINEMA SB546MK2 SUB, CINEMA SB547MK2 SUB, CINEMA SB548MK2 SUB, CINEMA SB549MK2 SUB Manufacturer: Harman International Industries, Inc. Address of Manufacturer: 8500 Balboa Boulevard, Northridge, CA 91329, UNITED STATES Test Standard Used: KDB447498 D01 General RF Exposure Guidance v06 We Declare: The equipment described above is tested by Guangdong Dongdian Testing Service Co., Ltd. and in the configuration tested the equipment complied with the standards specified above. The test results are contained in this test report and Guangdong Dongdian Testing Service Co., Ltd. is assumed of full responsibility for the accuracy and completeness of these tests. Report No.:DDT-RE26031216-2E13 Date of Receipt:2026/03/16Date of Test:2026/03/16~2026/05/18 Note: This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Guangdong Dongdian Testing Service Co., Ltd. Revision History Created: Jacky HuangReviewed: Johnson HuangApproved: Ella Gong 2026/05/192026/06/042026/06/04 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E13 TRF:RT-4-E-006Page 4 of 8 VersionRevision ContentIssue DateApproved V0Initial issue2026/06/04Ella Gong Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E13 TRF:RT-4-E-006Page 5 of 8 1. General Test Information 1.1. Description of EUT EUT Name: 3.1 CHANNEL SOUNDBAR WITH DOLBY ATMOS® AND WIRELESS SUBWOOFER Model Number: CINEMA SB580MK2 SUB, CINEMA SB581MK2 SUB, CINEMA SB582MK2 SUB, CINEMA SB583MK2 SUB, CINEMA SB584MK2 SUB, CINEMA SB585MK2 SUB, CINEMA SB586MK2 SUB, CINEMA SB587MK2 SUB, CINEMA SB588MK2 SUB, CINEMA SB589MK2 SUB, CINEMA SB590MK2 SUB, CINEMA SB591MK2 SUB, CINEMA SB592MK2 SUB, CINEMA SB593MK2 SUB, CINEMA SB594MK2 SUB, CINEMA SB596MK2 SUB, CINEMA SB597MK2 SUB, CINEMA SB598MK2 SUB, CINEMA SB599MK2 SUB, CINEMA SB540MK2 SUB, CINEMA SB541MK2 SUB, CINEMA SB542MK2 SUB, CINEMA SB543MK2 SUB, CINEMA SB544MK2 SUB, CINEMA SB545MK2 SUB, CINEMA SB546MK2 SUB, CINEMA SB547MK2 SUB, CINEMA SB548MK2 SUB, CINEMA SB549MK2 SUB Difference of model number: Above models are identical in schematic and structure, only the model number are different, therefore the test performed on the model: CINEMA SB580MK2 SUB EUT Function Description:Please reference user manual of this device Power Supply:AC 100-240V~ 50/60Hz 25W Antenna Type:PCB antenna Max Antenna Gain (dBi):2.43 Radio Specification:Bluetooth LE Operation Frequency:2402 MHz to 2480 MHz Modulation:GFSK Note: The above EUT information is declared by manufacturer and for more detailed features description please refer to the manufacturer's specifications or User's Manual. 1.2. Accessories of EUT AccessoriesManufacturerModel…

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Test Report

Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF:RT-4-E-005Page 41 of 88 10. Duty Cycle 10.1. Block diagram of test setup 10.2. Limit Just for Report. 10.3. Test procedure (1) Connected the EUT’s antenna port to the Spectrum Analyzer by suitable attenuator, The cable loss and attenuator loss have been put into spectrum analyzer as amplitude offset. set the Spectrum Analyzer as below: Centre Frequency: The centre frequency of the middle hopping channel. Resolution BW: 10 MHz. Video BW: 10 MHz. Span: Zero span. Detector: Peak. Trace Mode: Clear Write. Sweep: Video Trigger (2) When the trace is complete, measure the sending time of 1 burst and the duty cycle of 1 burst cycle. (3) Calculate dwell time follow below formula: Duty cycle= Pulse’s on time / Burst cycleAppendix H: Duty Cycle Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF:RT-4-E-005Page 42 of 88 10.4. Test result Test Engineer:Zeng ZhongyaoTest Site:RF Measurement System 1# Ambient Condition: 26.6°C,40.1%RH Test Date:2026.04.01 Test Power Supply:AC 120VSample Number:S2026031216-003 Test ModeAntenna Frequency [MHz] ON Time [ms] Period [ms] Duty Cycle [%] Duty Cycle Factor [dB] 24022.152.5285.320.69 24402.152.5285.320.69 BLE_1MAnt1 24802.152.5285.320.69 24041.081.2685.710.67 24401.081.2685.710.67 BLE_2MAnt1 24781.081.2685.710.67 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF:RT-4-E-005Page 43 of 88 10.5. Test graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 Att30dB * A Ref29.4dBm Offset9.4dB LVL 3DB RBW10MHz VBW10MHz * CLRWR SGL TRG Center2.402GHz700μs/ SWT7ms *1PK -70 -60 -50 -40 -30 -20 -10 0 10 20 1 Marker1[T1] 10.92dBm 2.500000ms 2 Delta2[T1] 0.13dB 2.520000ms 1 Delta1[T1] -44.41dB 2.150000ms TRG5.2dBm Date: 1.APR.2026 15:28:57 Att30dB * A Ref29.7dBm Offset9.7dB LVL 3DB RBW10MHz VBW10MHz * CLRWR SGL TRG Center2.44GHz700μs/ SWT7ms *1PK -70 -60 -50 -40 -30 -20 -10 0 10 20 1 Marker1[T1] 10.62dBm 2.500000ms 2 Delta2[T1] 0.06dB 2.520000ms 1 Delta1[T1] -46.61dB 2.150000ms TRG4.8dBm Date: 1.APR.2026 15:31:27 Att30dB * A Ref29.7dBm Offset9.7dB LVL 3DB RBW10MHz VBW10MHz * CLRWR SGL TRG Center2.48GHz700μs/ SWT7ms *1PK -70 -60 -50 -40 -30 -20 -10 0 10 20 1 Marker1[T1] 10.55dBm 2.500000ms 2 Delta2[T1] 0.20dB 2.520000ms 1 Delta1[T1] -44.08dB 2.150000ms TRG4.8dBm Date: 1.APR.2026 15:33:33 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF:RT-4-E-005Page 44 of 88 BLE_2M_Ant1_2404 BLE_2M_Ant1_2440 BLE_2M_Ant1_2478 Att30dB * A Ref29.4dBm Offset9.4dB LVL 3DB RBW10MHz VBW10MHz * CLRWR SGL TRG Center2.404GHz700μs/ SWT7ms *1PK -70 -60 -50 -40 -30 -20 -10 0 10 20 1 Marker1[T1] 10.74dBm 2.500000ms 2 Delta2[T1] 0.47dB 1.260000ms 1 Delta1[T1] -0.37dB 1.080000ms TRG5.4dBm Date: 1.APR.2026 15:51:26 Att30dB * A Ref29.7dBm Offset9.7dB LVL 3DB RBW10MHz VBW10MHz * CLRWR SGL TRG Center2.44GHz700μs/ SWT7ms *1PK -70 -60 -50 -40 -30 -20 -10 0 10 20 1 Marker1[T1] 10.28dBm 2.500000ms 2 Delta2[T1] 0.42dB 1.260000ms 1 Delta1[T1] -0.40dB 1.080000ms TRG4.9dBm Date: 1.APR.2026 15:53:50 Att30dB * A Ref29.7dBm Offset9.7dB LVL 3DB RBW10MHz VBW10MHz * CLRWR SGL TRG Center2.478GHz700μs/ SWT7ms *1PK -70 -60 -50 -40 -30 -20 -10 0 10 20 1 Marker1[T1] 10.45dBm 2.500000ms 2 Delta2[T1] 0.47dB 1.260000ms 1 Delta1[T1] -0.40dB 1.080000ms TRG5dBm Date: 1.APR.2026 15:56:12 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF:RT-4-E-005Page 45 of 88 11. Antenna Requirements 11.1. Limit For intentional device, according to FCC 47 CFR Section 15.203, an intentional radiator shall be designed to ensure that no antenna other than that furnished by the responsible party shall be used with the device. And according to FCC 47 CFR Section 15.247 (b), if transmitting antennas of directional gain greater than 6 dBi are used, the power shall be reduced by the amount in dB that the directional gain of the antenna exceeds 6 dBi. For intentional device, according to RSS-Gen issue 5 section 6.8. The applicant for equipment certification shall provide a list of all antenna types that may be used with the transmitter, where applicable (i.e. for transmitters with detachable antenna), indicating the maximum permissible antenna gain (in dBi) and the required impedance for each antenna. The test report shall demonstrate the compliance of the transmitter with the limit for maximum equivalent isotropically radiated power (e.i.r.p.) specified in the applicable RSS, when the transmitter is equipped with any antenna type, selected from this list. 11.2. Result The antenna used for this product as Antenna information described in section 2.1 of the report, and there is no other antenna than that furnished by the responsible party shall be used with the device. Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF:RT-4-E-005Page 46 of 88 12. Radiated Emission 12.1. Test equipment Below 1GHz Radiation Test system EquipmentManufacturerModel No.Serial No.Cal Due To Cal. Interval High pass filterMicro-TronicsHPM50102DDT-ZC005612027/02/271 Year RF cable Zhongke Junchuang Z805UF-NJ-NJ-10MDDT-ZC055912026/10/101 Year RF cable Zhongke Junchuang Z805UF-NJ-NJ-3MDDT-ZC055902026/10/101 Year RF cable Zhongke Junchuang JCTB510-NJW-NJW- 0.6M DDT-ZC045952026/10/101 Year RF cable Zhongke Junchuang JCT40P-2.92J-2.92J- 1M DDT-ZC038022026/10/101 Year RF cableYuhu Technology ZT26S-SMAJ-SMAJ- 1M DDT-ZC020372026/10/101 Year RF cable Zhongke Junchuang JCT40P-2.92J-2.92J- 5M DDT-ZC038002026/10/101 Year Radiation disturbance fully automated test software Tonscend JS32-RE（V5.0.0） DDT-ZC02739// Pre-amplifierSONOMA310NDDT-ZC019692026/07/061 Year Pre-amplifierCOM-POWERPAM-840ADDT-ZC016932027/03/051 Year Pre-amplifierCOM-POWERPAM-118ADDT-ZC012932026/08/101 Year EMI TEST RECEIVER R&SESU26DDT-ZC019092027/02/271 Year Micro-Tronics filtersREBESBRM50702DDT-ZC03242// High pass filterMicro-TronicsHPM50108DDT-ZC005602027/02/271 Year High Pass filterXi'an XingboXBLBQ-GTA6…

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Test Report

date: antenna RX All information contained in this report is copyrighted by Walter and may not be distributed to any third party! HSB3142 Antenna Test Report V3 2026/5/6 The main purpose of this report is:Bass test data Key conclusions of this report: frequency bandMaterialPerformance requirements 2400-2480MHzOnboard antenna Antenna matching circuit: 第 1 页，共 5 页 Element E1(0402) NC E2(0402) 8.2pF E3(0402) 0.7pF Freq(MHz) 240024402480 SWR1.301.041.53 Log Mag-17.71-33.52-13.59 RX Antenna passive S11 parameter test: RX Antenna passive efficiency and gain testing: PA Anten na E3 E2 E1 第 2 页，共 5 页 Frequency (MHz) Gain (dBi) Efficiency (%) 24002.2345.88 24102.4346.91 24201.9444.33 24301.8142.65 24402.0644.17 24501.8741.29 24602.1642.97 24701.9941.50 24801.9842.43 24901.5740.35 25001.3540.21 RX Passive radiation pattern of the antenna: RX 第 3 页，共 5 页 ChannelsTRPTIS 04.16-90.83 394.10-90.19 784.77-91.45 Antenna location and matching image: RX Antenna size Antenna OTA test: RX 第 4 页，共 5 页第 5 页，共 5 页

Test Report

Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF: RT-4-E-005Page 1 of 88 RADIO TEST REPORT Applicant:Harman International Industries, Inc. Address of Applicant:8500 Balboa Boulevard, Northridge, CA 91329, UNITED STATES Manufacturer:Harman International Industries, Inc. Address of Manufacturer:8500 Balboa Boulevard, Northridge, CA 91329, UNITED STATES Equipment under Test: 3.1 CHANNEL SOUNDBAR WITH DOLBY ATMOS® AND WIRELESS SUBWOOFER FCC Model No.: CINEMA SB580MK2 SUB, CINEMA SB581MK2 SUB, CINEMA SB582MK2 SUB, CINEMA SB583MK2 SUB, CINEMA SB584MK2 SUB, CINEMA SB585MK2 SUB, CINEMA SB586MK2 SUB, CINEMA SB587MK2 SUB, CINEMA SB588MK2 SUB, CINEMA SB589MK2 SUB, CINEMA SB590MK2 SUB, CINEMA SB591MK2 SUB, CINEMA SB592MK2 SUB, CINEMA SB593MK2 SUB, CINEMA SB594MK2 SUB, CINEMA SB596MK2 SUB, CINEMA SB597MK2 SUB, CINEMA SB598MK2 SUB, CINEMA SB599MK2 SUB, CINEMA SB540MK2 SUB, CINEMA SB541MK2 SUB, CINEMA SB542MK2 SUB, CINEMA SB543MK2 SUB, CINEMA SB544MK2 SUB, CINEMA SB545MK2 SUB, CINEMA SB546MK2 SUB, CINEMA SB547MK2 SUB, CINEMA SB548MK2 SUB, CINEMA SB549MK2 SUB IC Model No.:CINEMA SB580MK2 SUB FCC ID:APISB580SW2 IC:6132A-SB580SW2 HVIN:SB580SWMK2 Test Standard(s): FCC Rules and Regulations Part 15 Subpart C, ANSI C63.10-2020, RSS-247 Issue 4 July 24, 2025, RSS-Gen Issue 5, Apr. 2018, Amendment 2 (February 2021), ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+Errata to C63.10a-2024 Report No.:DDT-RE26031216-2E10 Issue Date:2026/06/04 Issue By: Guangdong Dongdian Testing Service Co., Ltd. Unit 2, Building 1, No. 17, Zongbu 2 nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE26031216-2E10 TRF: RT-4-E-005Page 2 of 88 Table of Contents 1.Summary of Test Results .............................................................................................7 2.General Test Information..............................................................................................8 2.1.Description of EUT .......................................................................................................8 2.2.Accessories of EUT......................................................................................................9 2.3.Block diagram of EUT configuration for test...............................................................10 2.4.Decision of final test mode .........................................................................................10 2.5.Deviations of test standard.........................................................................................10 2.6.Test environment conditions ......................................................................................10 2.7.Test laboratory ...........................................................................................................11 2.8.Measurement uncertainty...........................................................................................11 3.Equipment Used During Conductive Test ..................................................................12 4.6 dB Bandwidth ..........................................................................................................13 4.1.Block diagram of test setup ........................................................................................13 4.2.Limits ..........................................................................................................................13 4.3.Test procedure ...........................................................................................................13 4.4.Test result...................................................................................................................14 4.5.Test graphs ................................................................................................................15 5.99% Bandwidth ..........................................................................................................17 5.1.Block diagram of test setup ........................................................................................17 5.2.Limits ..........................................................................................................................17 5.3.Test procedure ...........................................................................................................17 5.4.Test result...................................................................................................................18 5.5.Test graphs ................................................................................................................19 6.Maximum Peak Output Power....................................................................................21 6.1.Block diagram of test setup ........................................................................................21 6.2.Limits ..........................................................................................................................21 6.3.Test procedure ...........................................................................................................21 6.4.Test result...................................................................................................................22 6.5.Test graphs ................................................................................................................23 7.Power Spectral Density ..............................................................................................25 7.1.Block diagram of test setup ........................................................................................25 7.2.Limits ..........................................................................................................................25 7.3.Test procedure ...........................................................................................................25 7.4.Test result...........................................................................…

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Contact Information

Applicant

Terry Shi(Prin.Engineer,Regulatory Compliance, Quality)

[email protected]Fax: 818-892-0325

Technical Contact

Harman International Industries, IncTerry Shi

[email protected]

8500 Balboa Boulevard · Northridge, California, 91329 · United States

Test Firm

Guangdong Dongdian Testing Service Co., Ltd.Mr. Jamy Yu

[email protected]

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	13.49 mW

Confidentiality

Long Term

Grant Notes

Output power listed is conducted. This device must be installed and operated so as to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures.