2BS89-PW40TWS Bluetooth headphones

Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications Commission Date: Dec. 2, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: 2BS89-PW40 Zhangzhou Xiangcheng Haoteng Trading Co., Ltd (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section § 2.903 of the FCC rules. Sincerely yours, Applicant Signature Printed Name: Tinger Xu Title: General Manager Address: Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China Tel.: 8618027660336 Email: [email protected]

Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China 1 | P a g e Attestation Statements To: Federal Communications Commission Date: Dec. 2, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Subject: Attestation of Compliance with FCC Covered List Software Requirements FCC ID: 2BS89-PW40 Product Name: TWS Bluetooth headphones This letter serves as an attestation that the equipment identified above ☐ is / ☒ is not (select one) "covered" software as defined under the Federal Communications Commission (FCC) Covered List requirements, as outlined in FCC 22-84 and KDB 986446. Specifically, the undersigned certifies that the equipment for which authorization is sought: 1. Does not contain cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors, assignees, parents, subsidiaries, affiliates, or any entity that has rebranded or relabeled software produced by the aforementioned entities. 2. Does not have the capability to store, run, or deliver any software identified on the FCC Covered List, including but not limited to cybersecurity and anti-virus software. To support this attestation, the appendix evaluation documentation has been prepared and is included in the certification filing. This attestation is based on a thorough evaluation of the device's design, functionality, and software environment. The undersigned affirms that the information provided is accurate and complete to the best of their knowledge. Sincerely yours, Applicant Signature Printed Name: Tinger Xu Title: General Manager Address: Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China Tel.: 8618027660336 Email: [email protected] Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China 2 | P a g e Evaluation regarding to the Covered List Software: Compliance Methodology Evaluation Process Results Device is Inherent compliance ☒ The Chipset(s) used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ The Memory used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ There is storage capacity limitation for store or install the Cybersecurity or anti-virus software. Compliance ☒ Operating system used is limited to run, install or deliver the Cybersecurity or anti-virus software. Compliance Device is not Inherent compliance ☐ Evaluation Based on Software Bill of Materials (SBoM) See attached “SBoM“ Note:The SBoM content is limited to the scope of covered list software (e.g. antivirus and cybersecurity software). ☐ Evaluation Based on Scan for Software on the device ☐ Evaluation Based on Filesystem scan ☐ Evaluation Based on Running software check

The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. 48_[model] US_Agent_2.911(d)(7) -U, V05 Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City,China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2025/12/01 U.S. Agent Designation Zhangzhou Xiangcheng Haoteng Trading Co., Ltd acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BS89-PW40): Name and company of U.S. agent: GLOCERTS TECHNOLOGY INC Physical U.S. address of agent: 19784 SUNKISSED RIDGE DR, RIVERSIDE, CA 92507 FRN of U.S. agent: 0036339737 GLOCERTS TECHNOLOGY INC acknowledges their obligation to accept service of process on behalf of Zhangzhou Xiangcheng Haoteng Trading Co., Ltd. Zhangzhou Xiangcheng Haoteng Trading Co., Ltd with the FRN 0037670015 accepts its obligation to maintain an agent for service of process in the United States for no less than 1 year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely, Signature Signature Tinger Huiying Fan General Manager Te l : 8618027660336 Email: [email protected] Director Tel: (626) 588-8039 Email: [email protected] Zhangzhou Xiangcheng Haoteng Trading Co., Ltd GLOCERTS TECHNOLOGY INC

Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China Date: 2025/12/2 Dear Sir/Madam, We, Zhangzhou Xiangcheng Haoteng Trading Co., Ltd, Hereby declares the following statement, PCB board, circuit, structure and internal of these model(s) are the same, Only model number is different for these model: Product name: TWS Bluetooth headphones FCC ID: 2BS89-PW40 Model no.: PW40, T40 Sincerely, Name/Title： Tinger Xu/ General Manager Company: Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Address: Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China Phone: 8618027660336 Fax: N/A E-Mail: [email protected]

Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China December 2, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request for: FCC ID: 2BS89-PW40 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request permanent confidential treatment of the exhibits accompanying this certification application as outlined below : ⎯ Block Diagram ⎯ Schematics ⎯ Operational Description The above exhibits contain trade secrets and/or proprietary information that are not publicly available and materials that the Applicant has spent considerable efforts in developing. Public disclosure of these may be harmful to the Applicant and give an unfair advantage to competitors on the market. Pursuant to DA 04-1705, the applicant also requests temporary confidential treatment of the exhibits outlined below for a period of 45 days from the date of equipment authorization and prior to marketing in the United States to prevent the premature release of any sensitive information. Applicant is aware of their responsibility to notify DERYCOM in the event information regarding the product or the product is made available to the public before the requested period has expired. ⎯ User Manual ⎯ Internal Photos Sincerely, Title: General Manager Address: Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China Tel.: 8618027660336 Email: [email protected]

Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China December 2, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization for FCC ID: 2BS89-PW40 I, the undersigned, hereby authorize Shenzhen Tongzhou Testing Co.,Ltd. to act on our behalf in all matters relating to this application for equipment certification. Any act carried out by Shenzhen Tongzhou Testing Co.,Ltd. shall have the same effect as our own and I acknowledge that all responsibility for complying with the terms and conditions of certification, as specified by DERYCOM CERTIFICATION SERVICES, INC., still resides with Zhangzhou Xiangcheng Haoteng Trading Co., Ltd. We certify that we are not subject to a denial of federal benefits that includes FCC benefits pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862, and that no party to the application, as defined in 47 CFR §1.2002(b), is subject to a denial of federal benefits that includes FCC benefits pursuant to that section. Sincerely, Tinger Xu General Manager Tel: 8618027660336 Fax: N/A Email: [email protected]

Report No.: TZ0032251107PH02 Page 1 of 5 Exterior Photographs of EUT Figure 1 Figure 2 Report No.: TZ0032251107PH02 Page 2 of 5 Figure 3 Figure 4 Report No.: TZ0032251107PH02 Page 3 of 5 Figure 5 Figure 6 Report No.: TZ0032251107PH02 Page 4 of 5 Figure 7 Figure 8 Report No.: TZ0032251107PH02 Page 5 of 5 Figure 9

Label Location FCC ID: 2BS89-PW40

Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2BS89-PW40 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 1 of 2 RADIO FREQUENCY EXPOSURE Limit According to section 4.3.1 of KDB 447498 D01 General RF Exposure Guidance v06, SAR evaluation is required if the separation distance between the user and/or bystander and the antenna and/or radiating element of the device is less than or equal to 20 cm, except when the device operates at or below the applicable output power level (adjusted for tune-up tolerance) for the specified separation distance defined in Appendix A. Appendix A SAR Test Exclusion Thresholds for 100 MHz – 6 GHz and ≤ 50 mm MHz 5 10 15 20 25 mm 150 39 77 116 155 194 SAR Test Exclusion Threshold (mW) 300 27 55 82 110 137 450 22 45 67 89 112 835 16 33 49 66 82 900 16 32 47 63 79 1500 12 24 37 49 61 1900 11 22 33 44 54 2450 10 19 29 38 48 3600 8 16 24 32 40 5200 7 13 20 26 33 5400 6 13 19 26 32 5800 6 12 19 25 31 MHz 30 35 40 45 50 mm 150 232 271 310 349 387 SAR Test Exclusion Threshold (mW) 300 164 192 219 246 274 450 134 157 179 201 224 835 98 115 131 148 164 900 95 111 126 142 158 1500 73 86 98 110 122 1900 65 76 87 98 109 2450 57 67 77 86 96 3600 47 55 63 71 79 5200 39 46 53 59 66 5400 39 45 52 58 65 5800 37 44 50 56 62 Shenzhen Tongzhou Testing Co.,Ltd FCC ID: 2BS89-PW40 This report shall not be reproduced except in full, without the written approval of Shenzhen Tongzhou Testing Co.,Ltd Page 2 of 2 Results RF Exposure at Separation distance (cm): 0.5 Mode Antenna Frequency [MHz] Conducted Power [dBm] Manufacturing tolerance Conducted Power including Tune Up Calculation Value for 1g SAR Exemption Limit for 1g SAR Target Power [dBm] Tolerance ±[dB] [dBm] [mW] DH5 Ant1 2402 -0.39 -1 1 0 1.00 0.31 3 DH5 Ant1 2441 -0.8 -1.5 1 -0.5 0.89 0.28 3 DH5 Ant1 2480 -1.72 -2 1 -1 0.79 0.25 3 2DH5 Ant1 2402 1.68 1 1 2 1.58 0.49 3 2DH5 Ant1 2441 1.14 0.5 1 1.5 1.41 0.44 3 2DH5 Ant1 2480 0.16 -0.5 1 0.5 1.12 0.35 3 3DH5 Ant1 2402 2.27 2 1 3 2.00 0.62 3 3DH5 Ant1 2441 1.71 1 1 2 1.58 0.50 3 3DH5 Ant1 2480 0.85 0.5 1 1.5 1.41 0.44 3 Note: 1. Calculation Value = [(max. power of channel, mW) / (min. test separation distance, mm)] ·[√f(GHz)]. Conclusion: The SAR evaluation is not required.

咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第1页共10页 2.4GHz3216ChipAntenna:RANT3216F245M0X 3216Chipantenna ForBluetooth/WLANApplications RANT3216F245M0X 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第2页共10页 PartNumberInformation RANT3216F245M0X ABCDEF AProductSeriesAntenna B DimensionLxW3.2X1.6mm(+-0.2mm) C MaterialHighKmaterial DWorkingFrequency2.4~2.5GHz EFeedingmodeMonopole&SingleFeeding FAntennatypeType=0X 1.ElectricalSpecification Specification PartNumberRANT3216F245M0X CentralFrequency2450MHz Bandwidth120(Min.)MHz ReturnLoss-10(Max)dB PeakGain 3.25 dBi Impedance50Ohm OperatingTemperature -40 ～ +85 °C MaximumPower4W ResistancetoSolderingHeats 10(@260°C) sec. PolarizationLinear AzimuthBeamwidthOmni-directional TerminationCu/Sn(Leadless) Remark:Bandwidth&PeakGainwasmeasuredunderevaluationboardofnextpage 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第3页共10页 2.0pF6.0nH None3.0nH 2.RecommendedPCBPattern 1.EvaluationBoardDimension ( 若淨空區夠大，建議在天線尾段加 Trace ，效能更佳 ) Unit:mm 2.EvaluationBoardDimension (若淨空區夠大，建議在天線尾段加Trace，效能更佳) SuggestedMatchingCircuit 2.0pF 3.0nH 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第4页共10页 2.55 2.35 2.3500 1.700 0 1.LayoutDimensionsinClearancearea(Size=6.5*6.5mm) 50ohmtransmissionLine MatchingCircuit 2.LayoutDimensionsinClearancearea(Size=7.0*5mm) 50ohmtransmissionLine MatchingCircuit FootPrint(Unit:mm) 2.35 1.65 0.60 2.0 2.55 2.0 0.6 0.6 2.0 0.6 0.6 0.60 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第5页共10页 3.MeasurementResults ReturnLoss 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第6页共10页 RadiationPattern X Y Z EfficiencyPeakGainDirectivity 2400MHz71.05%2.80dBi3.95dBi 2450MHz79.87%3.28dBi4.42dBi 2500MHz71.82%2.77dBi4.15dBi ChamberCoordinateSystem 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第7页共10页 4.ReliabilityandTestCondictions ITEMREQUIREMENTSTESTCONDITION Solderability1.Wettingshallexceed90%coverage 2.Novisiblemechanicaldamage TEMP(°C) 230°C 4±1sec. 150°C 60sec Pre-heatingtemperature:150°C/60sec. Soldertemperature:230±5°C Duration:4±1sec. Solder:Sn-Ag3.0-Cu0.5 Fluxforleadfree:rosin Solderheat Resistance 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% TEMP( °C ) 260°C 10 ± 0.5sec. 150°C 60sec Pre-heatingtemperature:150°C/60sec. Soldertemperature:260±5°C Duration:10±0.5sec. Solder:Sn-Ag3.0-Cu0.5 Fluxforleadfree:rosin Component Adhesion (Pushtest) 1.NovisiblemechanicaldamageThedeviceshouldbereflow soldered(230 ± 5 °C for10sec.)toatinned coppersubstrateAdynometerforce gaugeshouldbeappliedthesideofthe component.Thedevicemustwith-ST-F 0.5Kgwithoutfailureofthetermination attachedtocomponent. Component Adhesion (Pulltest) 1.Novisiblemechanicaldamage Insert10cmwireintotheremainingopen eyebend,theendsofevenwirelengths upwardandwindtogether. Terminalshallnotberemarkably damaged. Thermalshock 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% +85°C=>30±3min -40 °C =>30±3min Testcycle:10cycles Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Resistanceto High Temperature 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:85±5 °C Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Resistanceto Low Temperature 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:-40±5°C Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Humidity 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:40±2°C Humidity:90%to95%RH Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Phase Temperature(°C) Time(min) 1 +85±5°C 30±3 2 Room Temperature Within 3sec 3 -40±2°C 30±3 4 Room Temperature Within 3sec 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第8页共10页 5.SolderingandMounting Mildlyactivatedrosinfluxesarepreferred.Theminimumamountofsoldercan leadtodamagefromthestressescausedbythedifferenceincoefficientsof expansionbetweensolder,chipandsubstrate.Theterminationsaresuitable forallwaveandre-flowsolderingsystems.Ifhandsolderingcannotbe avoided,thepreferredtechniqueistheutilizationofhotairsolderingtools. ReflowSoldering PRE-HEATING 250~260 230 180 150 SOLDERING 10smax. NATURAL COOLING IronSoldering PRE-HEATINGSOLDERINGNATURAL COOLING 60~120s30~60s TIME(sec.) TIME(sec.) Recommendedtemperatureprofilesforre-flowsolderinginFigure1. Productsattachmentwithasolderingironisdiscouragedduetotheinherent processcontrollimitations.Intheeventthatasolderingironmustbe employedthefollowingprecautionsarerecommended. ‧Preheatcircuitandproductsto150°C ‧Nevercontacttheceramicwiththeirontip ‧Usea20wattsolderingironwithtipdiameterof1.0mm ‧280°Ctiptemperature(max) ‧1.0mmtipdiameter(max) ‧Limitsolderingtimeto3sec. within3s 350 150 Over60s Gradualcooling 300 T E M P E R A T U R E ( ° C ) T E M P E R A T U R E ( ° C ) 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第9页共10页 6.PackagingInformation TapeSpecification: WAoBoKoPFEDD1PoP2t 8.0 ±0.30 1.80 ±0.05 3.51 ±0.10 1.59 ±0.10 4.00 ±0.05 3.50 ±0.05 1.75 ±0.10 1.50 ±0.10 0.00 ±0.10 4.00 ±0.10 2.00 ±0.05 0.25 ±0.05  ReelSpecification:(7’’,Φ180mm) TapeWidth(mm)A(mm)B(mm)C(mm)D(mm)Chip/Reel(pcs) 3216F245M0X9.0±0.560±213.5±0.5178±25000 咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. 第10页共10页 7.StorageandTransportationInformation StorageConditions Tomaintainthesolderabilityofterminalelectrodes: 1.Temperatureandhumidityconditions:-10~40°Cand30~70%RH. 2.Recommendedproductsshouldbeusedwithin6monthsfromthetimeof delivery. 3.Thepackagingmaterialshouldbekeptwherenochlorineorsulfurexists intheair. TransportationConditions 1.Productsshouldbehandledwithcaretoavoiddamageorcontamination fromperspirationandskinoils. 2.Theuseoftweezersorvacuumpickupisstronglyrecommendedfor individualcomponents. 3.Bulkhandlingshouldensurethatabrasionandmechanicalshockare minimized.

Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 1 of 56 Appendix Test Data for BT(BDR/EDR) (Conducted Measurement) Product Name: TWS Bluetooth headphones Trade Mark: Test Model: PW40 FCC ID: 2BS89-PW40 Environmental Conditions Temperature: 23.5°C Relative Humidity: 58% ATM Pressure: 100.0 kPa Test Engineer: Allen Lai Supervised by: Max Zhang NOTE N/A Appendix A: 20dB Emission Bandwidth Test Result Test Mode Antenna Frequency [MHz] 20db EBW [MHz] FL [MHz] FH [MHz] Limit [MHz] Verdict DH5 Ant1 2402 0.960 2401.529 2402.489 --- --- DH5 Ant1 2441 0.957 2440.532 2441.489 --- --- DH5 Ant1 2480 0.963 2479.532 2480.495 --- --- 2DH5 Ant1 2402 1.311 2401.340 2402.651 --- --- 2DH5 Ant1 2441 1.281 2440.367 2441.648 --- --- 2DH5 Ant1 2480 1.317 2479.331 2480.648 --- --- 3DH5 Ant1 2402 1.293 2401.346 2402.639 --- --- 3DH5 Ant1 2441 1.302 2440.343 2441.645 --- --- 3DH5 Ant1 2480 1.305 2479.349 2480.654 --- --- Note: offset(dB) = cable loss(dB) + attenuator factor(dB) Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 2 of 56 Test Graphs DH5-Ant1-2402 DH5-Ant1-2441 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 3 of 56 DH5-Ant1-2480 2DH5-Ant1-2402 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 4 of 56 2DH5-Ant1-2441 2DH5-Ant1-2480 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 5 of 56 3DH5-Ant1-2402 3DH5-Ant1-2441 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 6 of 56 3DH5-Ant1-2480 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 7 of 56 Appendix B: Occupied Channel Bandwidth Test Result Test Mode Antenna Frequency [MHz] OCB [MHz] FL [MHz] FH [MHz] Limit [MHz] Verdict DH5 Ant1 2402 0.84739 2401.5727 2402.4201 --- --- DH5 Ant1 2441 0.87119 2440.5645 2441.4357 --- --- DH5 Ant1 2480 0.87551 2479.5585 2480.4340 --- --- 2DH5 Ant1 2402 1.1725 2401.4105 2402.5830 --- --- 2DH5 Ant1 2441 1.1845 2440.4036 2441.5881 --- --- 2DH5 Ant1 2480 1.1862 2479.4031 2480.5893 --- --- 3DH5 Ant1 2402 1.1752 2401.4161 2402.5913 --- --- 3DH5 Ant1 2441 1.1900 2440.4007 2441.5907 --- --- 3DH5 Ant1 2480 1.1952 2479.3987 2480.5939 --- --- Note: offset(dB) = cable loss(dB) + attenuator factor(dB) Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 8 of 56 Test Graphs DH5-Ant1-2402 DH5-Ant1-2441 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 9 of 56 DH5-Ant1-2480 2DH5-Ant1-2402 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 10 of 56 2DH5-Ant1-2441 2DH5-Ant1-2480 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 11 of 56 3DH5-Ant1-2402 3DH5-Ant1-2441 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 12 of 56 3DH5-Ant1-2480 Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 13 of 56 Appendix C: Maximum peak conducted output power Test Result Test Mode Antenna Frequency [MHz] Conducted Peak Power [dBm] Conducted Limit [dBm] Verdict DH5 Ant1 2402 -0.39 ≤30 PASS DH5 Ant1 2441 -0.80 ≤30 PASS DH5 Ant1 2480 -1.72 ≤30 PASS 2DH5 Ant1 2402 1.68 ≤20.97 PASS 2DH5 Ant1 2441 1.14 ≤20.97 PASS 2DH5 Ant1 2480 0.16 ≤20.97 PASS 3DH5 Ant1 2402 2.27 ≤20.97 PASS 3DH5 Ant1 2441 1.71 ≤20.97 PASS 3DH5 Ant1 2480 0.85 ≤20.97 PASS Note: offset(dB) = cable loss(dB) + attenuator factor(dB) Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 14 of 56 Test Graphs DH5-Ant1-2402-PASS DH5-Ant1-2441-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 15 of 56 DH5-Ant1-2480-PASS 2DH5-Ant1-2402-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 16 of 56 2DH5-Ant1-2441-PASS 2DH5-Ant1-2480-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 17 of 56 3DH5-Ant1-2402-PASS 3DH5-Ant1-2441-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 18 of 56 3DH5-Ant1-2480-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 19 of 56 Appendix D: Carrier frequency separation Test Result Test Mode Antenna Frequency [MHz] Result [MHz] Limit [MHz] Verdict DH5 Ant1 Hop 1.006 ≥0.963 PASS 2DH5 Ant1 Hop 1.008 ≥0.878 PASS 3DH5 Ant1 Hop 0.984 ≥0.870 PASS Note: offset(dB) = cable loss(dB) + attenuator factor(dB) Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 20 of 56 Test Graphs DH5-Ant1-Hop-PASS 2DH5-Ant1-Hop-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 21 of 56 3DH5-Ant1-Hop-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 22 of 56 Appendix E: Time of occupancy Test Result Test Mode Antenna Frequency [MHz] Burst Width [ms] TotalHops [Num] Result [s] Limit [s] Verdict DH5 Ant1 Hop 2.906 130 0.378 ≤0.4 PASS 2DH5 Ant1 Hop 2.911 100 0.291 ≤0.4 PASS 3DH5 Ant1 Hop 2.912 120 0.349 ≤0.4 PASS Note: offset(dB) = cable loss(dB) + attenuator factor(dB) Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 23 of 56 Test Graphs DH5-Ant1-Hop-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 24 of 56 2DH5-Ant1-Hop-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 25 of 56 3DH5-Ant1-Hop-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 26 of 56 Appendix F: Number of hopping channels Test Result Test Mode Antenna Frequency [MHz] Result [Num] Limit [Num] Verdict DH5 Ant1 Hop 79 ≥15 PASS 2DH5 Ant1 Hop 79 ≥15 PASS 3DH5 Ant1 Hop 79 ≥15 PASS Note: offset(dB) = cable loss(dB) + attenuator factor(dB) Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 27 of 56 Test Graphs DH5-Ant1-Hop-PASS 2DH5-Ant1-Hop-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 28 of 56 3DH5-Ant1-Hop-PASS Appendix Test Data of the Report No.: TZ0032251107FRF01 Page 29 of 56 Appendix G: Band edge measurements Test Result Test Mode Antenna Ch.Name Frequency [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 Low 2402 -1.15 -46.87 ≤-21.15 PASS DH5 Ant1 High 2480 -2.27 -47.26 ≤-22.27 PASS DH5 Ant1 Low Hop_2402 -1.01 -48.14 ≤-21.01 PASS DH5 Ant1 High Hop_2480 -2.22 -47.69 ≤-22.22 PASS 2DH5 Ant1 Low 2402 -0.75 -46.35 ≤-20.75 PASS 2DH5 Ant1 High 2480 -2.07 -47.56 ≤-22.07 PASS 2DH5…

Text truncated - open the document above for the full version.

Report No.: TZ0032251107FRF01 Page 1 of 35 This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Tongzhou Testing Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Tongzhou Testing 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. The test report apply only to the specific sample(s) tested under stated test conditions. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. TEST REPORT Report Number : TZ0032251107FRF01 Product Name : TWS Bluetooth headphones Model/Type reference : PW40, T40 FCC ID : 2BS89-PW40 Prepared for : Zhangzhou Xiangcheng Haoteng Trading Co., Ltd Room 1001, Building 15, Oriental Pearl Garden, No. 108, Yuegang Road, Xiangcheng District, Zhangzhou City, China Prepared By : Shenzhen Tongzhou Testing Co.,Ltd. 1st Floor, Building 1, Haomai High-tech Park, Huating Road 387, Dalang Street, Longhua, Shenzhen, China Standards : FCC CFR Title 47 Part 15C, ANSI C63.10-2020 Date of Test : 2025-11-14 ~ 2025-11-20 Date of Issue : 2025-11-21 Prepared by : Nancy Li Reviewed by : Allen Lai Approved by : Max Zhang (Authorized Officer) Report No.: TZ0032251107FRF01 Page 2 of 35 ** Report Revise Record ** Report Version Revise Time Issued Date Valid Version Notes V1.0 / 2025-11-21 Valid Initial release Report No.: TZ0032251107FRF01 Page 3 of 35 TABLE OF CONTENTS 1. G E N E R A L I N F O R M A T I O N ........................................................ 4 1.1. Client Information ................................................................................................................... 4 1.2. Description of Device (EUT) ................................................................................................... 4 1.3. Wireless Function Tested in this Report .............................................................................. 4 1.4. EUT configuration ................................................................................................................... 5 1.5. Description of Test Facility .................................................................................................... 5 1.6. Statement of the Measurement Uncertainty ......................................................................... 5 1.7. Measurement Uncertainty ...................................................................................................... 6 1.8. Description of Test Modes ..................................................................................................... 6 1.9. Frequency of Channels .......................................................................................................... 6 2. T E S T M E T H O D O L O G Y ............................................................ 7 2.1. EUT Configuration .................................................................................................................. 7 2.2. EUT Exercise ........................................................................................................................... 7 2.3. Test Sample ............................................................................................................................. 7 3. S Y S T E M T E S T C O N F I G U R A T I O N .............................................. 8 3.1. Justification ............................................................................................................................. 8 3.2. EUT Exercise Software ........................................................................................................... 8 3.3. Special Accessories ............................................................................................................... 8 3.4. Block Diagram/Schematics .................................................................................................... 8 3.5. Equipment Modifications ....................................................................................................... 8 3.6. Test Setup ................................................................................................................................ 8 4. S U M M A R Y O F T E S T R E S U L T S ................................................. 9 5. M E A S U R E M E N T R E S U L T S ...................................................... 10 5.1. Maximum Peak Conducted Output Power ......................................................................... 10 5.2. Frequency Separation and 20 Db Bandwidth .................................................................... 11 5.3. Number of Hopping Frequency ........................................................................................... 12 5.4. Time of Occupancy (Dwell Time) ......................................................................................... 13 5.5. Conducted Spurious Emissions and Band Edges Test .................................................... 15 5.6. Restricted Band Emission Limit .......................................................................................... 16 5.7. AC Power line conducted emissions .....................................................…

Text truncated - open the document above for the full version.