2AGJ43KREPowered Subwoofer

340 Victoria Road Youngstown, OH 44515 877.626.5623 www.svsound.com 1 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 9/26/2025 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2AGJ43KRE [Specialty Technologies, LLC] (“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. [Specialty Technologies, LLC] (“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). Device is inherently compliant based on hardware limitations or software controls. or A Software Bill of Materials (SBOM) is provided to the TCB for review, and The end-user or third parties cannot install additional software on this device. Sincerely, Gary Rosenfeld 340 Victoria Road Youngstown, OH 44515 877.626.5623 www.svsound.com 2 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 9/26/2025 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2AGJ43KRE [Specialty Technologies, LLC] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, Gary Rosenfeld

Rev 1/26/2023 Specialty Technologies, LLC Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 11/18/2025 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2AGJ43KRE Applicant FRN: 0025049677 Specialty Technologies, LLC (“the applicant”) certifies that, as of the date of the filing of the application, Specialty Technologies, LLC is our designated U.S. agent for service of process for the above referenced FCC ID. Specialty Technologies, LLC 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. Specialty Technologies, LLC accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: Specialty Technologies, LLC U.S. Agent FRN: 0025049677 Address: 340 Victoria Rd Youngstown Ohio 44515, USA Contact Person: Gary Rosenfeld Tel.: (240) 876-1635 Email: [email protected] Sincerely, Specialty Technologies, LLC Specialty Technologies, LLC Gary Rosenfeld Gary Rosenfeld [Insert Applicant signature] [U.S. Agent signature]

340 Victoria Road Youngstown, OH 44515 877.626.5623 www.svsound.com 1 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: 9/26/2025 SUBJECT: FCC ID: 2AGJ43KRE To Whom It May Concern: I, the undersigned, hereby states this equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules, and will apply the Supplier's Declaration of Conformity procedure to the class B computer peripheral portion of this composite device. I understand the following FCC requirements: 1. Devices subject to the SDoC procedure are required to be tested to show compliance with the FCC technical regulations by a recognized accredited testing laboratory. The testing laboratory must be accredited by a Commission approved accreditation body or designated under the terms of a government-to-government Mutual Recognition Agreement (MRA). A listing of those accredited testing laboratories that have been recognized by the Commission is published on the FCC Webpage: https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm (Select the "accredited" option to search for FCC recognized accredited test firms.) 2. Pt 2.1077 contains the list of information that must be included in the Supplier's Declaration of Conformity, which must be supplied with each product sold. The SDoC compliance info shall be included in the User’s Manual or as a separate sheet. The info must contain the name, address, and phone number of the responsible party, which must be located within the United States. According to 2.909(b), the responsible party is either the Manufacturer or if the product is imported the Importer. Regards, Specialty Technologies, LLC ------------------------------- （Gary Rosenfeld）

340 Victoria Road Youngstown, OH 44515 877.626.5623 www.svsound.com 1 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AGJ43KRE Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name (Block Diagram, Schematics, Operational Description) (Block Diagram, Schematics, Operational Description) The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Short-term confidentiality period: 180 days Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name (External Photos, Test Setup Photos, Manual, Internal Photos) (External Photos, Test Setup Photos, Manual, Internal Photos,) Sincerely, Gary Rosenfeld

Family model description Letter 340 Victoria Road Youngstown, OH 44515 877.626.5623 www.svsound.com 1 2025-9-26 FCC ID：2AGJ43KRE Product name Powered Subwoofer Brand name SVS Test Model name PB-3000 R|Evolution, SB-3000 R|Evolution, 3000 Micro R|Evolution Deviation of models All power board, Mainboard, wireless board and all PCB layouts are the same. All external dimension, bugle, software configuration, antenna type and the total occupied space of all internal circuit boards are diffrent. For more details, please refer to the following detailed list of model differences. Detailed list of model differences Model external dimension ventilation shaft/pipe bugle power board, Mainboard， Wireless board and all PCB layouts software configura tion total occupied space of all internal circuit boards antenna SB-3000 R|Evolution same (small) same (without) same same different same FPC antenna (same) PB-3000 R|Evolution different (gig) Different (possess) same same different same FPC antenna (same) 3000 Micro R|Evolution same (small) same (without) different same different different PCB antenna (different) Signature: Name: Gary Rosenfeld Title: Chief Financial Officer Company Name : Specialty Technologies, LLC Company Address: 340 Victoria Rd Youngstown Ohio 44515, USA

340 Victoria Road Youngstown, OH 44515 877.626.5623 www.svsound.com 1 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: 9/26/2025 SUBJECT: FCC Application for (FCC ID: 2AGJ43KRE) To Whom It May Concern: We, the undersigned, hereby authorize _Scott He at Hwa-Hsing (Dongguan) Testing Co., Ltd._ on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by _ Scott He at Hwa-Hsing (Dongguan) Testing Co., Ltd. on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Gary Rosenfeld

SVS | 340 Victoria Rd. Youngstown, OH 44515, USA | svsound.com USB Output: ON OFF 100V-240V ~ 50-60Hz 1000W LINE LEVEL BALANCED INPUT OUTPUT INPUT 3V-12V | AC/DC TRIGGER INPUT IR INPUT SVS SOUNDPATH WIRELESS AUDIO ADAPTER LFE RL RL The label is on the back of the product.

不需要 表单编号 Form number：TTR4-001 REV：11 1 32 7 4 6 5 1 2 4 3 5 6 7 A B C D A D B C 8 0.1 2025.03.05Zidan.Chen Initial Release Date ByREV. ECN No. Description Checked By: Drawn By: Approved By: Size: Sheet: A4 1/1 Scale: Unit: MM Do not scale Quotation Sample Tooling Official Issue REV.: 0.1 Part Name: Tymphany Model NO.: Cus. Model NO.: DWG NO.: This drawing is the property of Tymphany corporation. It contains material that is confidential and/or legally privileged for the sole use of the intended recipient. Any review or distribution by others is strictly prohibited and punishable to the full extent of the law. Part NO.: Third Angle Projection Zidan.Chen ● Component Green Level: 零部件绿色等级要求为： L 0.3 0.3 Notes: 1. Interpret dimensions and tolerances per ASME Y14.5 2009. 尺寸与公差标注规范参考标准为：ASME Y14.5 2009。 2. Component shall be approved by Tymphany Engineering prior to mass production. 零件需经迪芬尼工程师确认后方可进行批量生产。 3. -Marked dimensions indicate must meet CPK requirement, IQC must check. 此标识的尺寸为按CPK要求管控尺寸，IQC必检。 ■ -Marked dimensions indicate critical to function or assembly, IQC must check. 此标识的尺寸为重点装配管控尺寸，IQC必检。 -Marked dimensions indicate FAI dimension。 此标识圈内编号为尺寸的FAI编号，除另有要求外，按FAI尺寸要求进行管控。 (X) -Marked dimensions indicate reference only, can be excluded from FAI report. 括号内的尺寸为参考尺寸，无需测量及写入FAI报告。 4. Component must comply with Tymphany green material standard by the the specified level: <QSI057-1031 Green Product Chemical Substances Specification> If brand customer has a higher standard, shall follow the higher one and inform supplier. 零件必须符合相应等级的迪芬尼QSI057-1031绿色产品化学物质限用规格; 当品牌客户的环保要求比迪芬尼标准更高阶时，应遵循更高阶的标准并知会供应商。 5.零件是否需要满足无卤要求/Whether need to meet Halogen- Free requirement: 无卤要求规格/ Halogen- Free requirement：Br<900 ppm, Cl<900 ppm, Br+Cl< 1500 ppm； 6. Unless otherwise specified, the tolerance of all dimensions shall follow the specifications of tolerance table; 除特别标注公差的尺寸外，所有尺寸的未注公差按未注公差表格内规定。 7. All part geometry is derived from the 3D CAD file. All part surfaces defined in 3D CAD shall meet unless otherwise specified. 零件所有几何形状须源于且符合所提供的3D设计文件，未注轮廓公差为 。 8. Material(材质): Weight(重量) : 9. Finishing(表面处理): X X 需要YES NO TXXXXXXXXXX TXXXXXXXXXX 黑色印刷/Black color Printing, 非矿物油墨, 满足VOC 铜版纸 Fasson-aw5209/Art paper Fasson-aw5209 Suki.Deng Eric.Jin 10. 带覆膜的产品，覆膜表面能须满足达因笔测试要求：≧32 dynes/cm The surfaces of laminated film must meet ≧32 dynes/cm by dyne pen test. 差异表 TYMSAP# SN: 3KMRMMYY0001E FCC ID: 2AGJ43KRE IC: 20885-3KRE Production month/year Model: 3KMR=3000 Micro R|Evolution 3KMRMMYY0001E Serial No.: E=Voltage 220V serial numberfrom 0001～ 9999 The label is on the back of the product, near the power supply position.

不需要 表单编号 Form number：TTR4-001 REV：11 1 32 7 4 6 5 1 2 4 3 5 6 7 A B C D A D B C 8 0.1 2025.03.14Zidan.Chen Initial Release Date ByREV. ECN No. Description Checked By: Drawn By: Approved By: Size: Sheet: A4 1/1 Scale: Unit: MM Do not scale Quotation Sample Tooling Official Issue REV.: 0.1 Part Name: Tymphany Model NO.: Cus. Model NO.: DWG NO.: This drawing is the property of Tymphany corporation. It contains material that is confidential and/or legally privileged for the sole use of the intended recipient. Any review or distribution by others is strictly prohibited and punishable to the full extent of the law. Part NO.: Third Angle Projection Zidan.Chen ● Component Green Level: 零部件绿色等级要求为： L 0.3 0.3 Notes: 1. Interpret dimensions and tolerances per ASME Y14.5 2009. 尺寸与公差标注规范参考标准为：ASME Y14.5 2009。 2. Component shall be approved by Tymphany Engineering prior to mass production. 零件需经迪芬尼工程师确认后方可进行批量生产。 3. -Marked dimensions indicate must meet CPK requirement, IQC must check. 此标识的尺寸为按CPK要求管控尺寸，IQC必检。 ■ -Marked dimensions indicate critical to function or assembly, IQC must check. 此标识的尺寸为重点装配管控尺寸，IQC必检。 -Marked dimensions indicate FAI dimension。 此标识圈内编号为尺寸的FAI编号，除另有要求外，按FAI尺寸要求进行管控。 (X) -Marked dimensions indicate reference only, can be excluded from FAI report. 括号内的尺寸为参考尺寸，无需测量及写入FAI报告。 4. Component must comply with Tymphany green material standard by the the specified level: <QSI057-1031 Green Product Chemical Substances Specification> If brand customer has a higher standard, shall follow the higher one and inform supplier. 零件必须符合相应等级的迪芬尼QSI057-1031绿色产品化学物质限用规格; 当品牌客户的环保要求比迪芬尼标准更高阶时，应遵循更高阶的标准并知会供应商。 5.零件是否需要满足无卤要求/Whether need to meet Halogen- Free requirement: 无卤要求规格/ Halogen- Free requirement：Br<900 ppm, Cl<900 ppm, Br+Cl< 1500 ppm； 6. Unless otherwise specified, the tolerance of all dimensions shall follow the specifications of tolerance table; 除特别标注公差的尺寸外，所有尺寸的未注公差按未注公差表格内规定。 7. All part geometry is derived from the 3D CAD file. All part surfaces defined in 3D CAD shall meet unless otherwise specified. 零件所有几何形状须源于且符合所提供的3D设计文件，未注轮廓公差为 。 8. Material(材质): Weight(重量) : 9. Finishing(表面处理): X X 需要YES NO T911700087320 T911700087320 黑色印刷/Black color Printing, 非矿物油墨, 满足VOC 铜版纸 Fasson-aw5209/Art paper Fasson-aw5209 Suki.Deng Tianbao.Xie 10. 带覆膜的产品，覆膜表面能须满足达因笔测试要求：≧32 dynes/cm The surfaces of laminated film must meet ≧32 dynes/cm by dyne pen test. T02-634013701 Model: PB=PB-3000 R|Evolution PB3RMMYY1001E E=Voltage 220V serial numberfrom 0001～9999 Serial No.: Production month/year 3R=3000 Revolution SN: PB3RMMYY0001 FCC ID: 2AGJ43KRE IC: 20885-3KRE The label is on the back of the product, near the power supply position.

不需要 表单编号 Form number：TTR4-001 REV：11 1 32 7 4 6 5 1 2 4 3 5 6 7 A B C D A D B C 8 0.1 2025.03.14Zidan.Chen Initial Release Date ByREV. ECN No. Description Checked By: Drawn By: Approved By: Size: Sheet: A4 1/1 Scale: Unit: MM Do not scale Quotation Sample Tooling Official Issue REV.: 0.1 Part Name: Tymphany Model NO.: Cus. Model NO.: DWG NO.: This drawing is the property of Tymphany corporation. It contains material that is confidential and/or legally privileged for the sole use of the intended recipient. Any review or distribution by others is strictly prohibited and punishable to the full extent of the law. Part NO.: Third Angle Projection Zidan.Chen ● Component Green Level: 零部件绿色等级要求为： L 0.3 0.3 Notes: 1. Interpret dimensions and tolerances per ASME Y14.5 2009. 尺寸与公差标注规范参考标准为：ASME Y14.5 2009。 2. Component shall be approved by Tymphany Engineering prior to mass production. 零件需经迪芬尼工程师确认后方可进行批量生产。 3. -Marked dimensions indicate must meet CPK requirement, IQC must check. 此标识的尺寸为按CPK要求管控尺寸，IQC必检。 ■ -Marked dimensions indicate critical to function or assembly, IQC must check. 此标识的尺寸为重点装配管控尺寸，IQC必检。 -Marked dimensions indicate FAI dimension。 此标识圈内编号为尺寸的FAI编号，除另有要求外，按FAI尺寸要求进行管控。 (X) -Marked dimensions indicate reference only, can be excluded from FAI report. 括号内的尺寸为参考尺寸，无需测量及写入FAI报告。 4. Component must comply with Tymphany green material standard by the the specified level: <QSI057-1031 Green Product Chemical Substances Specification> If brand customer has a higher standard, shall follow the higher one and inform supplier. 零件必须符合相应等级的迪芬尼QSI057-1031绿色产品化学物质限用规格; 当品牌客户的环保要求比迪芬尼标准更高阶时，应遵循更高阶的标准并知会供应商。 5.零件是否需要满足无卤要求/Whether need to meet Halogen- Free requirement: 无卤要求规格/ Halogen- Free requirement：Br<900 ppm, Cl<900 ppm, Br+Cl< 1500 ppm； 6. Unless otherwise specified, the tolerance of all dimensions shall follow the specifications of tolerance table; 除特别标注公差的尺寸外，所有尺寸的未注公差按未注公差表格内规定。 7. All part geometry is derived from the 3D CAD file. All part surfaces defined in 3D CAD shall meet unless otherwise specified. 零件所有几何形状须源于且符合所提供的3D设计文件，未注轮廓公差为 。 8. Material(材质): Weight(重量) : 9. Finishing(表面处理): X X 需要YES NO T911700087310 T911700087310 黑色印刷/Black color Printing, 非矿物油墨, 满足VOC 铜版纸 Fasson-aw5209/Art paper Fasson-aw5209 Suki.Deng Tianbao.Xie 10. 带覆膜的产品，覆膜表面能须满足达因笔测试要求：≧32 dynes/cm The surfaces of laminated film must meet ≧32 dynes/cm by dyne pen test. Model: SB=SB-3000 R|Evolution SB3RMMYY1001E E=Voltage 220V serial numberfrom 0001～9999 Serial No.: Production month/year 3R=3000 Revolution SN: SB3RMMYY0001 FCC ID: 2AGJ43KRE IC: 20885-3KRE 差异表 TYMSAP# The label is on the back of the product, near the power supply position.

SVS | 340 Victoria Rd. Youngstown, OH 44515, USA | svsound.com USB Output: 100V-240V ~ 50-60Hz 1000W LINE LEVEL BALANCED INPUT OUTPUT INPUT 3V-12V | AC/DC TRIGGER INPUT IR INPUT SVS SOUNDPATH WIRELESS AUDIO ADAPTER LFE RL RL USB Output: ON OFF The label is on the back of the product.

Lab:Hwa-Hsing(Dongguan)TestingCo.,Ltd. Address:No.101,BuildingN1,Yuyuan2Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity,People’sRepublic ofChina Tel:0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver.1.5 Page 1 of 7 TestReportNo.:25072404-SE-US-01 RFExposureReport FCCID:2AGJ43KRE Applicant:SpecialtyTechnologies,LLC Address:340VictoriaRdYoungstownOhio44515,USA Manufacturer:SpecialtyTechnologies,LLC Address:340VictoriaRdYoungstownOhio44515,USA Product:PoweredSubwoofer Brand(s): SVS TestModel(s):PB-3000R|Evolution,SB-3000R|Evolution,3000MicroR|Evolution SeriesModel(s):N/A TestDate:Aug.08,2025~Sep.17,2025 IssuedDate:Sep.22,2025 IssuedBy:Hwa-Hsing(Dongguan)TestingCo.,Ltd. Address:No.101,BuildingN1,Yuyuan2Road,YuyuanIndustrialPark, HuangJiangTown,DongguanCity,People’sRepublicofChina TestFirmRegistrationNo.:915896 DesignationNo.:CN1255 Standards: FCCPart2(Section2.1091) KDB447498D01 IEEEC95.1 TheaboveequipmenthasbeentestedbyHwa-Hsing(Dongguan)TestingCo.,Ltd.,andfoundcompliancewith therequirementoftheabovestandards.Thetestrecord,dataevaluation&EquipmentUnderTest(EUT) configurationsrepresentedhereinaretrueandaccurateaccountsofthemeasurementsofthesample’sEMC characteristicsundertheconditionsspecifiedinthisreport. Preparedby:Reviewedby: NatureLeeSyeYang Approvedby : ScottHe “Thisreportisforyourexclusiveuse.Anycopyingorreplicationofthisreporttoorforanyotherpersonorentity,oruseofournameortrademark,is permittedonlywithourpriorwrittenpermission.Thisreportsetsforthourfindingssolelywithrespecttothetestsamplesidentifiedherein.Ourreport includesallthetestsrequestedbyyouandtheresultsthereofbasedupontheinformationthatyouprovidedtous.Thereportwouldbeinvalidwithout specificstampoftestinstituteandthesignaturesoftesterandapprover.” Lab:Hwa-Hsing(Dongguan)TestingCo.,Ltd. Address:No.101,BuildingN1,Yuyuan2Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity,People’sRepublic ofChina Tel:0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver.1.5 Page 2 of 7 TestReportNo.:25072404-SE-US-01 Tableofcontents Releasecontrolrecord................................................................................................3 1GeneralInformation..........................................................................................4 1.1GeneralDescriptionofEUT.............................................................................4 2RFexposurelimit..............................................................................................5 2.1MPEcalculationformula..................................................................................5 3Calculationresultofmaximumconductedpower.............................................6 Appendix–InformationontheTestingLaboratories..................................................7 Lab:Hwa-Hsing(Dongguan)TestingCo.,Ltd. Address:No.101,BuildingN1,Yuyuan2Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity,People’sRepublic ofChina Tel:0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver.1.5 Page 3 of 7 TestReportNo.:25072404-SE-US-01 Releasecontrolrecord IssueNo.ReasonforchangeDateissued 25072404-SE-US-01OriginalReleaseSep.22,2025 Lab:Hwa-Hsing(Dongguan)TestingCo.,Ltd. Address:No.101,BuildingN1,Yuyuan2Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity,People’sRepublic ofChina Tel:0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver.1.5 Page 4 of 7 TestReportNo.:25072404-SE-US-01 1GeneralInformation 1.1GeneralDescriptionofEUT ProductPoweredSubwoofer SampleNo. HS2507240404,HS2507240405,HS2507240406 HS2507240407,HS2507240408 TestModel(s)PB-3000R|Evolution,SB-3000R|Evolution,3000MicroR|Evolution SeriesModel(s)N/A StatusofEUTEngineeringPrototype PowerSupplyRating100V-240V~50-60Hz1000W ModulationTypeGFSKforDTS TransferRate1Mbps,2Mbps OperatingFrequency2402~2480MHz NumberofChannel40 MaximumOutput Power 4.36dBm(Peak) AntennaTypeand AntennaGain 3000MicroR|Evolution:PCBAntenna;2.24dBiGain PB-3000R|Evolution,SB-3000R|Evolution:FPCAntenna;4.53dBiGain AntennaConnectorN/A AccessoryDeviceN/A DataCableSuppliedACCable:180cmNon-shielded,Detachable Note: 1.PleaserefertotheEUTphotodocument(ReferenceNo.:25072404-01&02)fordetailedproduct photo. 2.Hwa-Hsing(Dongguan)TestingCo.,Ltd.isnotresponsiblefortheaccuracyoftheinformation providedbythemanufacturer. 3.TheaboveEUTinformationisdeclaredbymanufacturerandformoredetailedfeaturesdescription, pleaserefertothemanufacturer'sspecificationsorUser'sManual. 4.Modeldifferences:Allmodelsareidenticalwitheachotherexceptformodelname,software, appearance,antennatype,sizeofloudspeakerandsizeofthemainunit. Lab:Hwa-Hsing(Dongguan)TestingCo.,Ltd. Address:No.101,BuildingN1,Yuyuan2Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity,People’sRepublic ofChina Tel:0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver.1.5 Page 5 of 7 TestReportNo.:25072404-SE-US-01 2RFexposurelimit Limitsformaximumpermissibleexposure(MPE) Limitsforgeneralpopulation/uncontrolledexposure Frequencyrange (MHz) Electricfieldstrength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm 2 ) Averagetime (minutes) 300-1500......F/150030 1500-100,000......1.030 Note:F=FrequencyinMHz 2.1MPEcalculationformula Pd=(Pout*G)/(4*pi*r 2 ) Where: Pd=powerdensityinmW/cm 2 Pout=outputpowertoantennainmW G=gainofantennainlinearscale Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm Classification: Theantennaofthisproduct,undernormalusecondition,isatleast20cmawayfromthebodyofthe user. Lab:Hwa-Hsing(Dongguan)TestingCo.,Ltd. Address:No.101,BuildingN1,Yuyuan2Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity,People’sRepublic ofChina Tel:0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver.1.5 Page 6 of 7 TestReportNo.:25072404-SE-US-01 3Calculationresultofmaximumconductedpower TheantennasprovidedtotheEUT,pleaserefertothefollowingtable: Function Frequency (MHz) AntennaGain (dBi) Antenna Type Transmitand ReceiveChain Maxim…

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Lab: Hwa-Hsing(Dongguan)TestingCo., Ltd. Address: No.101,BuildingN1, Yuyuan2 Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity, People’s Republicof China Tel: 0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver. 1.5 Page1 of 92 Test ReportNo .: 25072404-RF-US-01 FCC Part 15, SubpartC Test Report FCCID:2AGJ43KRE Applicant:SpecialtyTechnologies, LLC Address:340 VictoriaRd YoungstownOhio44515,USA Manufacturer:SpecialtyTechnologies, LLC Address:340 VictoriaRd YoungstownOhio44515,USA Product:PoweredSubwoofer Brand: SVS Test Model(s):PB-3000R|Evolution,SB-3000R|Evolution,3000MicroR|Evolution SeriesModel(s):N/A Test Date:Aug . 08 , 202 5~ Sep . 17 , 202 5 IssuedDate:Sep . 22 , 202 5 IssuedBy:Hwa-Hsing(Dongguan)TestingCo., Ltd. Address:No.101,BuildingN1, Yuyuan2 Road,YuyuanIndustrialPark,HuangJiang Town,DongguanCity, People’s Republicof China Test Firm RegistrationNo.:915896 DesignationNo.: Standards: CN1255 47 CFRFCCPart 15, SubpartC (Section15.247) ANSIC63.10:2013 The aboveequipmenthas beentestedbyHwa-Hsing(Dongguan)TestingCo., Ltd., and foundcompliance with the requirementof the abovestandards.The test record,data evaluation& EquipmentUnderTest (EUT) configurationsrepresentedhereinare true and accurateaccountsof the measurementsof the sample’s EMC characteristicsunderthe conditionsspecifiedin this report. Preparedby:Reviewedby: Nature LeeSye Yang Approvedby : Scott He “This reportis for your exclusiveuse. Any copyingor replicationof this reportto or for any otherpersonor entity,or use of our nameor trademark,is permittedonly with our prior writtenpermission.This reportsets forth our findingssolelywith respectto the test samplesidentifiedherein.Our report includesall the testsrequestedby you and the resultsthereofbaseduponthe informationthat you providedto us. The reportwouldbe invalidwithout specificstampof test instituteand the signaturesof testerand approver.” Lab: Hwa-Hsing(Dongguan)TestingCo., Ltd. Address: No.101,BuildingN1, Yuyuan2 Road,YuyuanIndustrial Park,HuangJiangTown,DongguanCity, People’s Republicof China Tel: 0769-85598986 Web.:www.lyns-tci.com E-Mail:[email protected] Release Ver. 1.5 Page2 of 92 Test ReportNo .: 25072404-RF-US-01 Tableof Contents ReleaseControlRecord...................................................................................................................................4 1. Summaryof Test Results.............................................................................................................................5 1.1 MeasurementUncertainty........................................................................................................................5 1.2 ModificationRecord..................................................................................................................................5 2. GeneralInformation......................................................................................................................................6 2.1 GeneralDescriptionof EUT .....................................................................................................................6 2.2 Descriptionof Test Channels....................................................................................................................7 2.3 Test ModeApplicabilityand TestedChannelDetail.................................................................................7 2.4 Descriptionof SupportUnits.....................................................................................................................9 2.5 Configurationof SystemunderTest .........................................................................................................9 3. Test Typesand Results..............................................................................................................................10 3.1 RadiatedEmissionand Band-edgeMeasurement................................................................................10 3.1.1Limitsof radiatedemissionand band-edgemeasurement...............................................................10 3.1.2Test Instruments................................................................................................................................11 3.1.3Test Procedures................................................................................................................................12 3.1.4Deviationfrom Test Standard............................................................................................................13 3.1.5Test Setup..........................................................................................................................................14 3.1.6EUT OperatingConditions................................................................................................................15 3.1.7Test Results.......................................................................................................................................16 3.2 ConductedEmissionMeasurement.......................................................................................................42 3.2.1Limitsof ConductedEmissionMeasurement....................................................................................42 3.2.2Test Instruments................................................................................................................................42 3.2.3Test Procedures................................................................................................................................43 3.2.4Test Setup..........................................................................................................................................43 3.2.5EUT OperatingCondition..................................................................................................................43 3.2.6Deviationfrom Test Standard...............................................................................…

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Antenna specification Date: 2018-10-18 Operation band: BT ANT: 2.4GHz-2.5GHz Antenna type: BT ANT: PCB printed Inverted-F Return Loss： Frequency（MHZ） 2400 2450 2500 Return Loss BT -9.53 -14.77 -14.98 Efficiency and Gain Antenna 2D pattern: Phi=0(deg) Phi=90 Antenna type Frequency (MHz) 2400 2450 2500 Efficiency (%) 33.31 37.51 36.7 Peak Gain (dBi) 2.24 1.61 1.53 Frequency (MHz) Efficiency AVE (%) Peak Gain (Max) PCB 2400~2500 35.26 2.24 Theta=90 Antenna 3D pattern: 2400 +x： 2400 +y： 2400 -x： 2400 -y： 2450 +x： 2450 +y： 2450 -x： 2450 -y： 2500 +x： 2500 +y： 2500 -x： 2500 -y： Antenna manufacturer： Mechanical Configuration (Unit: mm) The appearance of the antenna is according to drawing Figure：

UNLESS OTHER SPECIFIED TOLERANCES ON： 佳邦科技股份有限公司 INPAQ TECHNOLOGY CO., LTD. X＝± X.X＝± X.XX＝± ANGLES＝± HOLEDIA＝± SCALE： UNIT：mm THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF INPAQ TECHNOLOGY CO.,LTD.AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHO…

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