2A8D2-PLAY-POWERSTREAMING AMPLIFIER

Page 1 of 3 FCC ID: 2A8D2-PLAY-POWER External photos Page 2 of 3 FCC ID: 2A8D2-PLAY-POWER Page 3 of 3 FCC ID: 2A8D2-PLAY-POWER

Page 1 of 6 FCC ID: 2A8D2-PLAY-POWER Internal photos Page 2 of 6 FCC ID: 2A8D2-PLAY-POWER Page 3 of 6 FCC ID: 2A8D2-PLAY-POWER Page 4 of 6 FCC ID: 2A8D2-PLAY-POWER BT ANT Page 5 of 6 FCC ID: 2A8D2-PLAY-POWER WIFI ANT1 WIFI ANT2 Page 6 of 6 FCC ID: 2A8D2-PLAY-POWER WIFI ANT1 WIFI ANT2 BT ANT

Page 1 of 16 Report No.: AiTSZ-260417016FW5 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Guangdong Asia Hongke Test Technology Limited. If there is a need to alter or revise this document, the right belongs to Guangdong Asia Hongke Test Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China. RF Exposure evaluation Product Name : STREAMING AMPLIFIER Brand Name : Eversolo Model : PLAY Power CD EDITION Series Model : PLAY Power FCC ID : 2A8D2-PLAY-POWER Applicant : Shenzhen Eversolo Audio Technology Co., Ltd Address : Room C1402, Block BC, Huizhi R&D Center, Longteng Community, Xixiang Street, Bao'an District, Shenzhen Manufacturer : Shenzhen Eversolo Audio Technology Co., Ltd Address : Room C1402, Block BC, Huizhi R&D Center, Longteng Community, Xixiang Street, Bao'an District, Shenzhen Standard(s) : 47CFR §1.1310, 47CFR §2.1091 KDB447498 D01 General RF Exposure Guidance v06 Date of Receipt : Apr. 17, 2026 Date of Test : Apr. 17, 2026~ Apr. 25, 2026 Issued Date : Apr. 25, 2026 Issued By: Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Tel.: +86 0755-230967639 Fax.: +86 0755-230967639 Reviewed by: Approved by: Aalen.Ye Allen Wang Page 2 of 16 Report No.: AiTSZ-260417016FW5 Report Revise Record Report Version Issued Date Notes M0 Apr. 25, 2026 Initial Release Page 3 of 16 Report No.: AiTSZ-260417016FW5 Contents 1 GENERAL INFORMATION .......................................................................................................................................... 4 1.1 ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 4 1.2 GENERAL DESCRIPTION OF EUT ...................................................................................................................................... 4 1.3 TEST FACILITY .............................................................................................................................................................. 6 1.4 MEASUREMENT UNCERTAINTY ........................................................................................................................................ 6 2 METHOD OF MEASUREMENT ................................................................................................................................... 7 2.1 APPLICABLE STANDARD.................................................................................................................................................. 7 2.2 LIMIT ......................................................................................................................................................................... 7 2.3 MPE CALCULATION METHOD ......................................................................................................................................... 8 2.4 MANUFACTURING TOLERANCE ........................................................................................................................................ 8 2.5 STANDALONE MPE RESULT .......................................................................................................................................... 13 2.6 CONCLUSION ............................................................................................................................................................. 16 Page 4 of 16 Report No.: AiTSZ-260417016FW5 1 GENERAL INFORMATION 1.1 Environmental conditions During the measurement the environmental conditions were within the listed ranges: Normal Temperature: 25°C Relative Humidity: 55 % Air Pressure: 101 kPa 1.2 General Description of EUT Product Name: STREAMING AMPLIFIER Model/Type reference: PLAY Power CD EDITION Serial Model: PLAY Power Model difference: N/A Power Supply: AC 100-240V~, 50/60Hz，Max 7A Hardware Version: N/A Software Version: N/A Sample(s) Status: AiTSZ-260417016-1(Normal sample) AiTSZ-260417016-2(Engineer sample) Bluetooth LE: Supported type: Bluetooth LE 1M/2M Modulation: GFSK Operation frequency: 2402MHz~2480MHz Channel number: 40 Channel separation: 2MHz Antenna type: FPC antenna Antenna gain: 2.0 dBi Bluetooth: Supported type: Bluetooth BR/EDR Modulation: GFSK, π/4DQPSK, 8DPSK Operation frequency: 2402MHz~2480MHz Channel number: 79 Channel separation: 1MHz Antenna type: FPC antenna Antenna gain: 2.0 dBi 2.4G WIFI: Supported type: 802.11b/g/n(HT20)/n(HT40) Modulation: 802.11b: DSSS 802.11g/n(HT20)/(HT40):OFDM Operation frequency: 802.11b/g/n(HT20): 2412MHz~2462MHz Page 5 of 16 Report No.: AiTSZ-260417016FW5 802.11n(HT40):2422MHz~2452MHz Channel number: 802.11b/g/n(HT20): 11 802.11n(HT40):7 Channel separation: 5MHz Antenna type: FPC antenna Antenna gain: ANT1:1.95dBi ANT2:1.93dBi Directional gain:4.95dBi 5G WIFI: Supported type: 20MHz system 40MHz system 80MHz system 160MHz system 802.11a 802.11n 802.11ac 802.11n 802.11ac 802.11ac N/A Operation frequency: 5180-5240MHz 5745-5825MHz 5190-5230MHz 5755-5795MHz 5210MHz 5775MHz N/A Modulation: OFDM OFDM OFDM N/A Channel number: 9 4 2 N/A Channel separation: 20MHz 40MHz 80MHz N/A Antenna type: FPC antenna Antenna gain: ANT1:3.11dBi ANT2:3.21dBi Directional gain:6.17dBi Remark: The above DUT's information was declared by manufacturer. For more detailed features description, please re…

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Page 1 of 27 Report No.: AiTSZ-260417016FW2 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Guangdong Asia Hongke Test Technology Limited. If there is a need to alter or revise this document, the right belongs to Guangdong Asia Hongke Test Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China. TEST REPORT Product Name : STREAMING AMPLIFIER Brand Name : Eversolo Model : PLAY Power CD EDITION Series Model : PLAY Power FCC ID : 2A8D2-PLAY-POWER Applicant : Shenzhen Eversolo Audio Technology Co., Ltd Address : Room C1402, Block BC, Huizhi R&D Center, Longteng Community, Xixiang Street, Bao'an District, Shenzhen Manufacturer : Shenzhen Eversolo Audio Technology Co., Ltd Address : Room C1402, Block BC, Huizhi R&D Center, Longteng Community, Xixiang Street, Bao'an District, Shenzhen Standard(s) : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of Receipt : Apr. 17, 2026 Date of Test : Apr. 17, 2026~ Apr. 25, 2026 Issued Date : Apr. 28, 2026 Issued By: Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Tel.: +86 0755-230967639 Fax.: +86 0755-230967639 Reviewed by: Approved by: Aalen.Ye Allen Wang Page 2 of 27 Report No.: AiTSZ-260417016FW2 Report Revise Record Report Version Issued Date Notes M0 Apr. 28, 2026 Initial Release Page 3 of 27 Report No.: AiTSZ-260417016FW2 Contents 1 TEST SUMMARY ....................................................................................................................................................... 4 1.1 TEST STANDARDS ......................................................................................................................................................... 4 1.2 TEST SUMMARY ........................................................................................................................................................... 4 1.3 TEST FACILITY .............................................................................................................................................................. 5 1.4 MEASUREMENT UNCERTAINTY ........................................................................................................................................ 5 2 GENERAL INFORMATION .......................................................................................................................................... 6 2.1 ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 6 2.2 GENERAL DESCRIPTION OF EUT ...................................................................................................................................... 6 2.3 DESCRIPTION OF TEST MODES AND TEST FREQUENCY .......................................................................................................... 7 2.4 SPECIAL ACCESSORIES ................................................................................................................................................... 8 2.5 EQUIPMENT LIST FOR THE TEST ....................................................................................................................................... 8 3 TEST CONDITIONS AND RESULTS ............................................................................................................................ 10 3.1 CONDUCTED EMISSIONS TEST ....................................................................................................................................... 10 3.2 RADIATED EMISSIONS AND BAND EDGE .......................................................................................................................... 13 3.3 MAXIMUM PEAK CONDUCTED OUTPUT POWER ............................................................................................................... 20 3.4 POWER SPECTRAL DENSITY .......................................................................................................................................... 21 3.5 6DB BANDWIDTH ....................................................................................................................................................... 22 3.6 OUT-OF-BAND EMISSIONS ........................................................................................................................................... 23 3.7 ANTENNA REQUIREMENT ............................................................................................................................................. 25 4 TEST SETUP PHOTOGRAPHS OF EUT ....................................................................................................................... 26 5 PHOTOS OF EUT ..................................................................................................................................................... 27 Page 4 of 27 Report No.: AiTSZ-260417016FW2 1 TEST SUMMARY 1.1 Test Standards The tests were performed according to following standards: FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz ANSI C63.10: 2020: American National Standard for Testing Unlicensed Wireless Devices KDB558074 D01 15.247 Meas Guidance v05r02: Guidance for Compliance Measurements…

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Page 1 of 27 Report No.: AiTSZ-260417016FW3 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Guangdong Asia Hongke Test Technology Limited. If there is a need to alter or revise this document, the right belongs to Guangdong Asia Hongke Test Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China. TEST REPORT Product Name : STREAMING AMPLIFIER Brand Name : Eversolo Model : PLAY Power CD EDITION Series Model : PLAY Power FCC ID : 2A8D2-PLAY-POWER Applicant : Shenzhen Eversolo Audio Technology Co., Ltd Address : Room C1402, Block BC, Huizhi R&D Center, Longteng Community, Xixiang Street, Bao'an District, Shenzhen Manufacturer : Shenzhen Eversolo Audio Technology Co., Ltd Address : Room C1402, Block BC, Huizhi R&D Center, Longteng Community, Xixiang Street, Bao'an District, Shenzhen Standard(s) : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of Receipt : Apr. 17, 2026 Date of Test : Apr. 17, 2026~ Apr. 25, 2026 Issued Date : Apr. 28, 2026 Issued By: Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Tel.: +86 0755-230967639 Fax.: +86 0755-230967639 Reviewed by: Approved by: Aalen.Ye Allen Wang Page 2 of 27 Report No.: AiTSZ-260417016FW3 Report Revise Record Report Version Issued Date Notes M0 Apr. 28, 2026 Initial Release Page 3 of 27 Report No.: AiTSZ-260417016FW3 Contents 1 TEST SUMMARY ....................................................................................................................................................... 4 1.1 TEST STANDARDS ......................................................................................................................................................... 4 1.2 TEST SUMMARY ........................................................................................................................................................... 4 1.3 TEST FACILITY .............................................................................................................................................................. 5 1.4 MEASUREMENT UNCERTAINTY ........................................................................................................................................ 5 2 GENERAL INFORMATION .......................................................................................................................................... 6 2.1 ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 6 2.2 GENERAL DESCRIPTION OF EUT ...................................................................................................................................... 6 2.3 DESCRIPTION OF TEST MODES AND TEST FREQUENCY .......................................................................................................... 7 2.4 SPECIAL ACCESSORIES ................................................................................................................................................... 8 2.5 EQUIPMENT LIST FOR THE TEST ....................................................................................................................................... 8 3 TEST CONDITIONS AND RESULTS ............................................................................................................................ 10 3.1 CONDUCTED EMISSIONS TEST ....................................................................................................................................... 10 3.2 RADIATED EMISSIONS AND BAND EDGE .......................................................................................................................... 13 3.3 MAXIMUM PEAK CONDUCTED OUTPUT POWER ............................................................................................................... 20 3.4 POWER SPECTRAL DENSITY .......................................................................................................................................... 21 3.5 6DB BANDWIDTH ....................................................................................................................................................... 22 3.6 OUT-OF-BAND EMISSIONS ........................................................................................................................................... 23 3.7 ANTENNA REQUIREMENT ............................................................................................................................................. 25 4 TEST SETUP PHOTOGRAPHS OF EUT ....................................................................................................................... 26 5 PHOTOS OF EUT ..................................................................................................................................................... 27 Page 4 of 27 Report No.: AiTSZ-260417016FW3 1 TEST SUMMARY 1.1 Test Standards The tests were performed according to following standards: FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz ANSI C63.10: 2020: American National Standard for Testing Unlicensed Wireless Devices KDB558074 D01 15.247 Meas Guidance v05r02: Guidance for Compliance Measurements…

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Shenzhen Hoogwell Communication Technology Co., Ltd. Antenna Specification Supplier nameShenzhen Hoogwell Communication Technology Co., Ltd. Supplier address Room 230 Zhihui Creative,No 2005,Shajing Xihuan Road,Baoan District ,Shenzhen,Guangdong Product model1502B13SMA2000 Product Name 2.4G/5G 双模天线，LONG 250mm， Application Sample delivery time 2020-08-20 Customer material code 1502B13SMA2000 Supplier Project Contact Sam zhang Phone Number18665808162 Supplier confirmation RFMDQualityAudit SkySamSweetFrank Customer confirmation RFMDQualityAudit Shenzhen Hoogwell Communication Technology Co., Ltd. Directory 1.Cover 2.Directory 3.product picture 4.Electric performance 5.Reliability test criteria 6.Packaging instructions Description: 1. The samples and the acknowledgment shall be made in quadruplicate respectively. Each sample shall be nailed on the top left corner of the acknowledgment cover and sealed with electrostatic bag (electronic material) or thick PP bag. Shenzhen Hoogwell Communication Technology Co., Ltd. 1. Product drawing Picture （ 1 ） Shenzhen Hoogwell Communication Technology Co., Ltd. 2 Performance Parameters 2-1 Performance Parameters Electrical Parameters Frequency Range 2.4-2.5GHz 5.1-5.8GHz Input Impedence 50Ω Standing-wave Ratio ≤3.0 Gain 2.4G:2dBi 5.2G:2.37dBi 5.8G 2.93dBi Power Capacity / Through The Test breakover Polarization Mode Linear Radiation Direction All-direction Frequency Range SMA-J Mechanical Parameters Terminal Maintenance Force / Antenna Material Cu Coax GR178 Salt Spray Test 24H Enviromental Parameter Working Temperature -30°C~65°C Shenzhen Hoogwell Communication Technology Co., Ltd. 2-2 Performance Test S11 SWR Shenzhen Hoogwell Communication Technology Co., Ltd. 2-2 antenna effeciency frequency 频率 (MHz) gain 增益 (dBi) efficiency 效率(dB) efficiency 效率(%) frequency 频率 (MHz) gain 增益 (dBi) efficiency 效率(dB) efficiency 效率(%) 24001.92-1.9563.7650002.94-1.5969.3 24102.00-2.1461.1350502.84-1.5170.63 24201.06-1.8465.4351002.11-1.3273.86 24301.03-1.6169.0951502.16-1.1377.07 24401.01-1.7666.6552002.34-1.3173.89 24501.89-1.7666.7452502.27-1.964.62 24601.78-1.5270.5553002.86-2.1161.56 24701.75-1.6168.9553502.74-1.9463.95 24801.63-1.7566.7754003.00-1.3673.14 24901.44-1.8066.0854502.25-1.2175.74 25001.44-2.0362.6255002.23-1.3373.54 55502.92-1.767.61 56002.88-1.6768.1 56502.68-1.5869.56 57002.93-1.4571.68 57502.85-1.7466.99 58002.09-1.7866.45 58502.66-2.0662.22 59002.2-2.5955.13 59502.41-2.5555.58 60002.05-2.5955.06 3D graph Shenzhen Hoogwell Communication Technology Co., Ltd. 3. Reliability test report test item test method acceptance standard Judgment results 1V .S .W .R Set the network analyzer parameters for testing According to the specifications to be tested PASS 2 Plug in damage Set the network analyzer parameters for testing According to the specifications to be tested PASS 3 salt atmosphere Temperature 35°C humidity 95% saline concentration 5%; test for 24 hours After 2H, there was no obvious bad appearance: frequency offset of 5% PASS 4 constant temperatur e and humidity Temperature 80°C test 12H to-40°C Test 12H: Humidity 90%: Test 24 hours After 2H, there was no obvious bad appearance: frequency offset of 5% PASS

ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 1 Address:BuildingC,HongyuGuangmingValley,No.11,YoumaGangRoad,MaTianStreet, GuangmingDistrict,ShenzhenDongguanBranch:YingjiachuangIndustrialPark,No.2 Yinhe3rdRoad,Shishuikou,QiaotouTown,DongguanCityHangzhouOffice:212,Building B,DahuaJianghongInternationalInnovationPark,369InternetofThingsStreet, BinjiangDistrict,HangzhouMianyangOffice:No.4F-34WanxiangHigh-tech International,No.35MianxingEastRoad,MianyangHigh-techZone,Sichuan Provincetelephone：0755-27810060fax：0755-27810057website：http://www.szsyjc.com CUSTOMERNAME ShenzhenZidooTechnologyCo.,Ltd CUSTOMERP/N H.DZ.SJ.TX.00037 PARTNAME2.4G/5GblackPCBbuilt-inantenna1.13 blackwireL=245MM P/N YJC-6N245-B11 APPROVALREV. A0 DELIVERYDATE March22,2025 PREPAREDBY YinFeijie CHECKEDBY FangWenfeng APPROVEDBY Chauhan CustomerApproved PreparedByCheckedByApprovedBy ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 2 catalogue 1、 cove 。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。1 2、 catalogue 。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。 2 3、 resume 。。。。。。。。。。。。。。。。。。。。。。。。。。。 3 4、 Antennafloorplan 。。。。。。。。。。。。。。。。。。。。。。。。。。。。。 4 5、 Antennatechnicalparametersandenvironmentalperformancetests 。。。。。。。。。。 5 6、 Thephysicaldiagramoftheantennaandthediagramofitsattachedposition 。。。。。。。。。 5 7、 Antennaperformancetestdiagram 。。。。。。。。。。。。。。。。。。。。。。 6-7 8、 2D.3D(2.4G/5G)testdata 。。。。。。。。。。。。。。。。。。。。。。。。 8-13 9、ROHSMaterialControlReport。。。。。。。。。。。。。。。。。。。。。14 ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 3 Resume： VersionChangecontentandreasonsforthechangeDateIssue A/0FirsteditionreleaseMarch22,2025 ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 4 Antennafloorplan： ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 5 Antennatechnicalparametersandenvironmentaltesting： Electricaltechnicalparameter ElectricalSpecifications MechanicalSpecifications FrequencyRange 2400-2500/5150-5850M Hz WireColorBlack VSWR＜1.92InputconnectorXD InputImpedance50ΩWireLength245MM DirectionAll Working Temperature -20°C~+70°C Gain3.0dBiWorkingHumidity20%~80% Environmentalperformancetest: ProjectTestconditionStandard Storage Conditions Intheabsenceofspecifiedtesttemperature, humidity,airpressureisasfollows:: 1.Temperatureis-30°C~+80°C 2.Relativehumidityof45%to45% 3.Airpressureis86kpato106kpa Electricalandmechanical performaceisnormal Highandlow temperature test Between70°Cand-20°Cfor5loops,then1-2 hundernormalconditions,checktheappearance quality. Sizeshouldmeetthe requirementsandmeetthe performanceofmechinery andelectric. Constantdamp andhot resistance test 95+/-3%relativehumidity,temperaturetest: 40°C.Lasts2hafter,trytotakeoutthe determinationofelectricalproperties,within 5minaftertry1-2hunderarticlenormalthing, checktheappearancequality Sizeshouldmeetthe requirementsandmeetthe performanceofmechinery andelectric. vibration test 10-55hz,vibrationfrequencyrangeof displacementamplitude:0.35MM,acceleration amplitude:50.0M/S,sweepcycles:30times Electricalandmechanical performaceisnormal Falldown test 1mhighaltitudeinaccordancewiththe perpendicularaxisfreedrop3times Electricalandmechanical performaceisnormal ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 6 Thephysicaldiagramoftheantennaandthediagramofitsattachedposition： Antennaperformancetestdiagram:Antenna1 Antenna attachment position Antenna1 Antenna attachment position Antenna2 ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 7 Antennaperformancetestdiagram:Antenna2 ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 8 2Dand3Dtestdata(2.4G/5G):Antenna1 FrequencyEfficiency(%)Gain.(dBi) 2400MHz 57.651.82 2410MHz 52.421.76 2420MHz 52.751.59 2430MHz 50.051.64 2440MHz 52.71.67 2450MHz 55.881.95 2460MHz 56.371.87 2470MHz 56.891.64 2480MHz 56.021.82 2490MHz 57.831.77 2500MHz 57.961.83 5150MHz 46.813.11 5250MHz 50.073.02 5350MHz 51.143.09 5450MHz 46.792.89 5550MHz 46.962.7 5650MHz 47.533.21 5750MHz 51.542.95 5850MHz 48.332.86 Phi02DPhi902DTheta902D ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 9 3D2400 ： 3D2450 ： 3D2500 ： ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 10 3D5150 ： 3D5550 ： 3D5850 ： ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 11 2Dand3Dtestdata(2.4G/5G):Antenna2 FrequencyEfficiency(%)Gain.(dBi) 2400MHz 55.11.93 2410MHz 56.861.88 2420MHz 59.611.76 2430MHz 53.751.64 2440MHz 56.861.91 2450MHz 56.571.89 2460MHz 55.231.68 2470MHz 55.681.69 2480MHz 54.881.73 2490MHz 52.461.85 2500MHz 54.811.9 5150MHz 47.983.19 5250MHz 47.723.21 5350MHz 48.093.1 5450MHz 50.532.87 5550MHz 49.952.97 5650MHz 49.542.81 5750MHz 46.452.98 5850MHz 44.982.93 Phi02DPhi902DTheta902D ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 12 3D2400 ： 3D2450 ： 3D2500 ： ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 13 3D5150 ： 3D5550 ： 3D5850 ： ShenzhenYingjiachuangElectronicTechnologyCo.,LTD http://www.szsyjc.com 14 MaterialRoHSconformitydeclarationform Thisistocertifythatthedeliverytoyourcompany'scomponents,rawmaterials,auxiliarymaterialsusedandtheadditivesintheproduction engineeringareaccordwithRoHSenvironmentalrequirementsoftherestrictionsontheuseofhazardoussubstancesdirective(RoHSdirective 2011/65/EU) Aboutcomponentsusedrawmaterials,packagingmaterials,auxiliarymaterialsandadditivesusedintheproductionprocesssuchascomposition ofthereportisasfollows: Component /PartName Material Composition ICPreport#TestOrg.TestDate Contentofharmfulsubstances(ppm) PASS? CdPbHgCr 6+ PBBPBDEPASS Wirerod Coaxial cable NGBPC24007471212SGS24/12/23NDNDNDNDNDNDPASS Terminal Phosphor bronze CANEC24029407216SGS25/01/08ND4NDNDNDNDPASS Gold coating A2240410234101001ECTI24/07/16NDNDNDNDNDNDPASS Rubber core ETR24705722CTI24/08/05NDNDNDNDNDNDPASS Environment ally friendly tinwire Environmen tally friendly tinwire SHAEC24006459102SGS24/04/10ND78NDNDNDNDPASS PCBPCBCANEC24019790710SGS24/09/14ND17…

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Page 1 of 29 Report No.: AiTSZ-260417016FW2 Appendix RF test data for BLE Page 2 of 29 Report No.: AiTSZ-260417016FW2 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) 1M SISO 2402 2.123 2.500 84.92 0.71 0.03 2440 2.124 2.501 84.93 0.71 0.03 2480 2.124 2.501 84.93 0.71 0.03 2M SISO 2402 1.065 1.874 56.83 2.45 0.03 2440 1.065 1.875 56.80 2.46 0.03 2480 1.065 1.875 56.80 2.46 0.03 Page 3 of 29 Report No.: AiTSZ-260417016FW2 1.2 Test Graph 1.2.1 Ant1 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 4 of 29 Report No.: AiTSZ-260417016FW2 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV Page 5 of 29 Report No.: AiTSZ-260417016FW2 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV Page 6 of 29 Report No.: AiTSZ-260417016FW2 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 1.027 / Pass 2440 1 1.028 / Pass 2480 1 1.028 / Pass 2M SISO 2402 1 2.065 / Pass 2440 1 2.071 / Pass 2480 1 2.072 / Pass 2.1.2 6dB BW Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 0.667 >=0.5 Pass 2440 1 0.667 >=0.5 Pass 2480 1 0.666 >=0.5 Pass 2M SISO 2402 1 1.204 >=0.5 Pass 2440 1 1.251 >=0.5 Pass 2480 1 1.251 >=0.5 Pass Page 7 of 29 Report No.: AiTSZ-260417016FW2 2.2 Test Graph 2.2.1 OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 8 of 29 Report No.: AiTSZ-260417016FW2 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV Page 9 of 29 Report No.: AiTSZ-260417016FW2 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV Page 10 of 29 Report No.: AiTSZ-260417016FW2 2.2.2 6dB BW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 11 of 29 Report No.: AiTSZ-260417016FW2 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV Page 12 of 29 Report No.: AiTSZ-260417016FW2 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV Page 13 of 29 Report No.: AiTSZ-260417016FW2 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit 1M SISO 2402 1.41 <=30 Pass 2440 2.42 <=30 Pass 2480 3.01 <=30 Pass 2M SISO 2402 1.46 <=30 Pass 2440 2.47 <=30 Pass 2480 3.06 <=30 Pass Note1: Antenna Gain: Ant1: 2.0dBi; Page 14 of 29 Report No.: AiTSZ-260417016FW2 3.2 Test …

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