Z4T-R1225reComputer R1225 LoRaWAN Gateway & Industrial

ReportNo. : EED32S80784202Page 11 of 69 Dwell NVNT3-DH32402MHzAnt1 One Burst Dwell NVNT3-DH32402MHzAnt1 Accumulated ReportNo. : EED32S80784202Page 12 of 69 Dwell NVNT3-DH52402MHzAnt1 One Burst Dwell NVNT3-DH52402MHzAnt1 Accumulated ReportNo. : EED32S80784202Page 13 of 69 Duty Cycle ConditionModeFrequency(MHz)AntennaDuty Cycle(%)CorrectionFactor(dB)1/T (kHz) NVNT1-DH52402Ant110000 NVNT1-DH52441Ant110000 NVNT1-DH52480Ant110000 NVNT2-DH52402Ant110000 NVNT2-DH52441Ant110000 NVNT2-DH52480Ant110000 NVNT3-DH52402Ant110000 NVNT3-DH52441Ant110000 NVNT3-DH52480Ant110000 ReportNo. : EED32S80784202Page 14 of 69 Test Graphs Duty Cycle NVNT1-DH52402MHzAnt1 Duty Cycle NVNT1-DH52441MHzAnt1 ReportNo. : EED32S80784202Page 15 of 69 Duty Cycle NVNT1-DH52480MHzAnt1 Duty Cycle NVNT2-DH52402MHzAnt1 ReportNo. : EED32S80784202Page 16 of 69 Duty Cycle NVNT2-DH52441MHzAnt1 Duty Cycle NVNT2-DH52480MHzAnt1 ReportNo. : EED32S80784202Page 17 of 69 Duty Cycle NVNT3-DH52402MHzAnt1 Duty Cycle NVNT3-DH52441MHzAnt1 ReportNo. : EED32S80784202Page 18 of 69 Duty Cycle NVNT3-DH52480MHzAnt1 ReportNo. : EED32S80784202Page 19 of 69 MaximumPeak ConductedOutputPower ConditionModeFrequency (MHz) AntennaConductedPower (dBm) Limit (dBm) Verdict NVNT1-DH52402Ant11.0621Pass NVNT1-DH52441Ant10.4521Pass NVNT1-DH52480Ant1-0.1121Pass NVNT2-DH52402Ant1-3.7921Pass NVNT2-DH52441Ant1-4.0121Pass NVNT2-DH52480Ant1-4.6321Pass NVNT3-DH52402Ant1-3.4321Pass NVNT3-DH52441Ant1-3.7121Pass NVNT3-DH52480Ant1-4.2721Pass ReportNo. : EED32S80784202Page 20 of 69 Test Graphs Peak PowerNVNT1-DH52402MHzAnt1 Peak PowerNVNT1-DH52441MHzAnt1 ReportNo. : EED32S80784202Page 21 of 69 Peak PowerNVNT1-DH52480MHzAnt1 Peak PowerNVNT2-DH52402MHzAnt1 ReportNo. : EED32S80784202Page 22 of 69 Peak PowerNVNT2-DH52441MHzAnt1 Peak PowerNVNT2-DH52480MHzAnt1

深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 1 / 9 产品规格书 ProductSpecification 客户名称CustomerName:矽递 项目名称ProjectName：4G3.5公分整体吸盘桌面天线 客户料号CustomerP/N： 供方料号SupplierP/N：A1027435 规格描述ProductSpec：4G吸盘天线（黑色）RPSMA-Female-1M- L158*W21*H8.6mm 版本REV：A1 日期Date：2025.12.1 制作drawing审核check批准approved 黄勇军王玉美蒋振华 客户承认CustomerApprove: 测试test审核check批准approved 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 2 / 9 目录 Index 一、封面Cover 二、目录Index 三、电性能指标ElectricalPerformanceIndex 四、测试报告Testreport 五、测试设备及原理TestingEquipment&Principle 六、工程图纸ProductDrawing 七、可靠性测试报告Reliadilitytestreport 八、产品包装规范Codeforproductpackaging 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 3 / 9 电性能指标ElectricalPerformanceIndex 电气参数ElectricalSpecifications 频率范围FrequencyRange600-960MHz/1710-2690MHz 增益Gain(dBi)600-960MHz≤4.541710-2700MHz≤-0.68 驻波比VSWR≤2.5 输入阻抗InputImpedance50Ω 接头类型InpurconnectortypeRP.SMA-J 工作湿度OperationalHumidity(％)10-95％ 天线罩材料RadomematerialABS 工作温度Operatingtemperature(ºC)-40～80ºC 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 4 / 9 测试报告Testreport 1.天线驻波图天线效率 2.天线效率 Frequency/MhzEfficiency/%MaxGain/dBi 70039.994.54 72041.023.5 74032.361.67 76033.572.01 78032.280.93 80033.57-0.04 82033.5-0.09 84027.35-0.59 86022.8-1.88 88023.17-0.43 90026.36-0.32 92021.09-2.76 94029.92-0.53 96033.730.33 171024.04-1.91 176021.93-3.02 181019.59-2.55 186017.42-2.14 191016.65-4.03 19601639-3.8 201016.14-2.75 206015.63-2.38 211017.82-2.29 216021.98-0.68 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 5 / 9 221017.54-1.14 226020.28-2.17 231020.28-2.61 236020.04-2.9 241019.72-3.32 246018.66-3.66 251018.28-3.64 256017.82-3.69 261017.82-3.86 266017.46-3.68 3.天线方向图 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 6 / 9 测试设备及原理TestingEquipmentandPrinciple 1.测试设备： 网络分析仪NetworkAnalyzers: Agilent8753D5071B 综合测试仪CommunicationsTestSet: AgilentE5515C 3D暗室测试系统3DChamberTestSystem： 2.测试原理： 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 7 / 9 工程图纸ProductDrawing 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 8 / 9 可靠性测试报告Reliadilitytestreport 测试项目测试方法要求结果 C1 V.S.W.R.电性驻 波比 设计网路分析仪参数进行测试符合待测物规范pass M1天线增益设计天线暗室参数进行测试符合待测物规范pass M2Vibration震动 GB/T2423.48-2008 Amplitude:0.03inch(1.5mm);Freq:20to 80to20Hz3directions;2hoursforeach direction振幅1.5mm；频率20~80~20Hz；3 个方向各2H 1.NoVisualDamage 2.FrequencyTol.≤5% 无明显外观不良;频率偏移≤5% pass M6RandomDrop跌落 GB/T2423.8-1995Single：Height:1.0 Meter;3directions;1timeforeach direction单支天线，高1m；3个方向各1 次 1.Nopartsseparated、 fracture 2.FrequencyTol.≤5% 产品无脱落、断裂;频率偏移≤ 5% pass E3Dimension尺寸 Inspectionofdimension,color, material,package,surfaceprocess.检查 尺寸,颜色,材料,包装,表面处理 DirectiveDUTspecification 符合待测物规范 pass E4 Temperatureand HumidityChamber 恒温恒湿 GB/T2423.3-2006Temp:80°C/12H; -40°C/12HRH:≥90%;Time:24H温度 80°C测试12H转-40°C测试12H；湿度≥ 90%；时间24H After2HoursRecovery 1.NoVisualDamage 2.FrequencyTol.≤5% 恢复2H后，无明显外观不良; 频率偏移≤5% pass E5 ThermalShock冷 热冲击 GB/T2423.22-2008-40°C(30minutes) to+80°C(30minutes)；Cycles:24 -40°C测试30分转80°C测试30分为一个 周期；共24周期 After2HoursRecovery 1.NoVisualDamage 2.FrequencyTol.≤5% 恢复2H后，无明显外观不良; 频率偏移≤5% pass R1Agingtest老化 GB/T2423.2-2008Temp:80°C;Time:24 hours 温度80°C，测试24H After2HoursRecovery 1.NoVisualDamage 2.FrequencyTol.≤5% 無明顯外觀不良;頻率偏移≤5% pass M1RoHS WithReferencetoIEC62321:2008with flowchart 参考IEC62321测试流程 DirectiveRoHS2015/863/EU 符合RoHS2015/863/EU标准 pass 深圳市中科无线技术有限公司 ShenzhenzhongkewirelesstechnologyCo.Ltd E-mail：[email protected]：//www.zkant.com 地址 : 深圳市龙华区大浪中核工业园 A 栋 1 楼电话： 0755-2958809618975422013 9 / 9 产品名称/规 一、标签要求 ************ 采购单号*************采购单号************* 物料编码*****************物料编码***************** 品名规格********品名规格******* 数量/单位*****数量/单位***** 备注*************备注************* 二、装箱要求 作业说明： 1．内包装： 产品1PCS一小袋 2．外包装： 根据实际数量定数量/箱 注意事项： 1．是否要增设隔板、珍珠棉； 2．标签的贴附，如ROHS等；

ReportNo. : EED32S80784202Page 60 of 81 Test_Mode8DPSKTransmittingTest_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11266.817811.9136.8648.7774.0025.23PASSVerticalPK 22851.856817.3036.4853.7874.0020.22PASSVerticalPK 34912.1275-8.2349.7741.5474.0032.46PASSVerticalPK 47966.3311-1.3847.6446.2674.0027.74PASSVerticalPK 513133.67566.3243.2249.5474.0024.46PASSVerticalPK 617229.948713.1938.7251.9174.0022.09PASSVerticalPK ReportNo. : EED32S80784202Page 61 of 81 Test_Mode8DPSKTransmittingTest_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118384.2154-26.7260.8534.1374.0039.87PASS Horizont al PK 219609.6244-25.5758.4432.8774.0041.13PASS Horizont al PK 321031.9013-25.9657.9431.9874.0042.02PASS Horizont al PK 422804.0522-25.0753.6328.5674.0045.44PASS Horizont al PK 524267.1307-22.3149.7027.3974.0046.61PASS Horizont al PK 625811.1324-20.8349.1828.3574.0045.65PASS Horizont al PK ReportNo. : EED32S80784202Page 62 of 81 Test_Mode8DPSKTransmittingTest_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118318.9328-26.8160.2833.4774.0040.53PASSVerticalPK 219520.8808-25.6158.5032.8974.0041.11PASSVerticalPK 321026.121-25.9657.8031.8474.0042.16PASSVerticalPK 422598.6839-25.0054.5729.5774.0044.43PASSVerticalPK 524082.8433-22.2351.5029.2774.0044.73PASSVerticalPK 625864.5146-20.8548.9428.0974.0045.91PASSVerticalPK ReportNo. : EED32S80784202Page 63 of 81 Test_Mode8DPSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11505.767113.3135.6848.9974.0025.01PASS Horizont al PK 22887.592517.5636.2653.8274.0020.18PASS Horizont al PK 34194.0796-11.0451.3340.2974.0033.71PASS Horizont al PK 47616.3078-2.1545.9943.8474.0030.16PASS Horizont al PK 512564.63764.4144.5248.9374.0025.07PASS Horizont al PK 617224.948313.1139.1252.2374.0021.77PASS Horizont al PK ReportNo. : EED32S80784202Page 64 of 81 Test_Mode8DPSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11497.099813.3435.0748.4174.0025.59PASSVerticalPK 22830.255417.2635.9553.2174.0020.79PASSVerticalPK 34739.1159-8.6850.4941.8174.0032.19PASSVerticalPK 47986.3324-1.3746.1144.7474.0029.26PASSVerticalPK 511910.5942.8345.8048.6374.0025.37PASSVerticalPK 617314.954314.1537.8852.0374.0021.97PASSVerticalPK ReportNo. : EED32S80784202Page 65 of 81 Test_Mode8DPSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118456.2983-26.7060.2533.5574.0040.45PASS Horizont al PK 219529.3812-25.6058.8033.2074.0040.80PASS Horizont al PK 320807.4923-25.6657.6331.9774.0042.03PASS Horizont al PK 423274.291-24.0152.5028.4974.0045.51PASS Horizont al PK 524879.4952-22.0448.9526.9174.0047.09PASS Horizont al PK 626409.8964-21.1746.9025.7374.0048.27PASS Horizont al PK ReportNo. : EED32S80784202Page 66 of 81 Test_Mode8DPSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118389.9956-26.7160.4433.7374.0040.27PASSVerticalPK 219465.1186-25.6158.7433.1374.0040.87PASSVerticalPK 321111.1244-25.8657.7731.9174.0042.09PASSVerticalPK 422844.1738-25.1953.9628.7774.0045.23PASSVerticalPK 524741.7897-21.9448.2926.3574.0047.65PASSVerticalPK 626454.0982-21.1546.7725.6274.0048.38PASSVerticalPK Remark: 1) The field strengthis calculatedby addingthe AntennaFactor,CableFactor& Preamplifier.The basic equationwith a samplecalculationis as follows: FinalTest Level=ReceiverReading+ AntennaFactor+ CableFactor– PreamplifierFactor 2) Scanfrom9kHzto 25GHz,the disturbanceabove10GHzand below30MHzwas very low . As shownin this section,for frequenciesabove1GHz,the field strengthlimitsare basedon averagelimits.However, the peakfield strengthof any emissionshallnot exceedthe maximumpermittedaveragelimitsspecified aboveby morethan 20 dB underany conditionof modulation.The reportrecordsthe lowestPeakvalue.If the Peakvalueis greaterthan 54 dB μV/m , then the Averagevalueat that time is recorded. ReportNo. : EED32S80784202Page 67 of 81 Restrictedbands: Testplot as follows: Test_ModeGFSKTransmittingTest_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 1239015.9632.9648.9274.0025.08PASSHorizontalPK 2239015.9615.4431.4054.0022.60PASSHorizontalAV ReportNo. : EED32S80784202Page 68 of 81 Test_ModeGFSKTransmittingTest_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 1239015.9632.6148.5774.0025.43PASSVerticalPK 2239015.9615.8831.8454.0022.16PASSVerticalAV ReportNo. : EED32S80784202Page 69 of 81 Test_ModeGFSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 12483.516.2941.7158.0074.0016.00PASSHorizontalPK 22483.516.2925.0241.3154.0012.69PASSHorizontalAV ReportNo. : EED32S80784202Page 70 of 81 Test_ModeGFSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 12483.516.…

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ReportNo. : EED32S80784202Page 45 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118476.3591-26.7059.4132.7174.0041.29PASS Horizont al PK 219439.6176-25.6159.4733.8674.0040.14PASS Horizont al PK 320898.6159-25.8257.9232.1074.0041.90PASS Horizont al PK 422548.7019-25.0254.3629.3474.0044.66PASS Horizont al PK 523930.1772-22.0850.6928.6174.0045.39PASS Horizont al PK 625834.2534-20.8347.9527.1274.0046.88PASS Horizont al PK ReportNo. : EED32S80784202Page 46 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118558.3023-26.6959.1032.4174.0041.59PASSVerticalPK 219522.2409-25.6158.6133.0074.0041.00PASSVerticalPK 320900.656-25.8357.4231.5974.0042.41PASSVerticalPK 422674.507-25.0254.1529.1374.0044.87PASSVerticalPK 523910.7964-22.1250.6828.5674.0045.44PASSVerticalPK 625793.7918-20.8249.1828.3674.0045.64PASSVerticalPK ReportNo. : EED32S80784202Page 47 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11444.696313.1335.8448.9774.0025.03PASS Horizont al PK 22875.858417.4236.2453.6674.0020.34PASS Horizont al PK 34299.0866-10.1253.3943.2774.0030.73PASS Horizont al PK 47602.3068-2.1145.7443.6374.0030.37PASS Horizont al PK 512581.63884.5544.5349.0874.0024.92PASS Horizont al PK 617288.952614.0038.2452.2474.0021.76PASS Horizont al PK ReportNo. : EED32S80784202Page 48 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11512.967513.2936.0249.3174.0024.69PASSVerticalPK 22863.057517.3835.9653.3474.0020.66PASSVerticalPK 34966.1311-8.0649.2041.1474.0032.86PASSVerticalPK 47852.3235-1.6145.7144.1074.0029.90PASSVerticalPK 513061.67086.0543.1549.2074.0024.80PASSVerticalPK 616998.933312.6939.5652.2574.0021.75PASSVerticalPK ReportNo. : EED32S80784202Page 49 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118635.1454-26.6259.8333.2174.0040.79PASS Horizont al PK 219548.0819-25.6059.4633.8674.0040.14PASS Horizont al PK 321001.6401-26.0057.5131.5174.0042.49PASS Horizont al PK 422682.6673-25.0254.6029.5874.0044.42PASS Horizont al PK 523863.5345-22.2051.2229.0274.0044.98PASS Horizont al PK 625776.7911-20.8049.0928.2974.0045.71PASS Horizont al PK ReportNo. : EED32S80784202Page 50 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118530.4212-26.6959.4832.7974.0041.21PASSVerticalPK 219454.9182-25.6158.8233.2174.0040.79PASSVerticalPK 320834.3534-25.7156.9531.2474.0042.76PASSVerticalPK 422421.5369-25.0953.8128.7274.0045.28PASSVerticalPK 523912.4965-22.1251.4529.3374.0044.67PASSVerticalPK 625788.3515-20.8148.6227.8174.0046.19PASSVerticalPK ReportNo. : EED32S80784202Page 51 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11322.154812.2936.1048.3974.0025.61PASS Horizont al PK 22771.984816.9136.3153.2274.0020.78PASS Horizont al PK 34368.0912-10.0850.9140.8374.0033.17PASS Horizont al PK 46829.2553-3.6544.4040.7574.0033.25PASS Horizont al PK 511660.57742.4745.7048.1774.0025.83PASS Horizont al PK 616987.932512.8240.7053.5274.0020.48PASS Horizont al PK ReportNo. : EED32S80784202Page 52 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11417.361212.8736.3649.2374.0024.77PASSVerticalPK 22896.126417.6736.0553.7274.0020.28PASSVerticalPK 34928.1285-8.1449.2541.1174.0032.89PASSVerticalPK 48653.3769-0.5945.2044.6174.0029.39PASSVerticalPK 513126.67516.2943.2549.5474.0024.46PASSVerticalPK 616970.931413.0439.8952.9374.0021.07PASSVerticalPK ReportNo. : EED32S80784202Page 53 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118463.0985-26.7059.5032.8074.0041.20PASS Horizont al PK 219626.2851-25.5458.4832.9474.0041.06PASS Horizont al PK 320909.1564-25.8457.0431.2074.0042.80PASS Horizont al PK 422666.0066-25.0255.0430.0274.0043.98PASS Horizont al PK 524026.4011-22.0451.1829.1474.0044.86PASS Horizont al PK 625771.6909-20.8148.6227.8174.0046.19PASS Horizont al PK ReportNo. : EED32S80784202Page 54 of 81 Test_Mode π/4DQPSK Transmitting Test_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118491.9997-26.7059.4432.7474.0041.26PASSVerticalPK 219531.7613-25.6058.5632.9674.0041.04PASSVerticalPK 321600.744-25.7457.2731.5374.0042.47PASSVerticalPK 423362.6945-23.6952.4028.7174.0045.29PASSVerticalPK 524864.1946-22.0148.6326.6274.0047.38PASSVerticalPK 626409.5564-21.1746.4025.2374.0048.77PASSVerticalPK ReportNo. : EED32S80784202Page 55 of 81 Test_Mode8DPSKTransmittingTest_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [d…

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ReportNo. : EED32S80784202Page 31 of 81 RadiatedSpuriousEmissionabove1GHz: Test_ModeGFSKTransmittingTest_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11805.653714.2435.7750.0174.0023.99PASS Horizont al PK 22647.309816.8737.0553.9274.0020.08PASS Horizont al PK 35025.135-8.0549.0541.0074.0033.00PASS Horizont al PK 47620.308-2.1745.5743.4074.0030.60PASS Horizont al PK 512647.64324.4645.1949.6574.0024.35PASS Horizont al PK 617295.953114.0938.5652.6574.0021.35PASS Horizont al PK ReportNo. : EED32S80784202Page 32 of 81 Test_ModeGFSKTransmittingTest_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11670.57814.0435.4149.4574.0024.55PASSVerticalPK 22824.121617.1836.1553.3374.0020.67PASSVerticalPK 34401.0934-10.0752.0541.9874.0032.02PASSVerticalPK 47853.3236-1.6146.0344.4274.0029.58PASSVerticalPK 512642.64284.4944.6049.0974.0024.91PASSVerticalPK 617227.948513.1639.0852.2474.0021.76PASSVerticalPK ReportNo. : EED32S80784202Page 33 of 81 Test_ModeGFSKTransmittingTest_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118607.6043-26.6759.4832.8174.0041.19PASS Horizont al PK 219638.5255-25.5257.5131.9974.0042.01PASS Horizont al PK 321147.1659-25.8257.8232.0074.0042.00PASS Horizont al PK 422710.5484-25.0253.0328.0174.0045.99PASS Horizont al PK 523867.2747-22.2049.5927.3974.0046.61PASS Horizont al PK 625813.8526-20.8347.4326.6074.0047.40PASS Horizont al PK ReportNo. : EED32S80784202Page 34 of 81 Test_ModeGFSKTransmittingTest_Frequency2402MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118485.1994-26.7058.6031.9074.0042.10PASSVerticalPK 219496.0598-25.6058.7433.1474.0040.86PASSVerticalPK 321100.584-25.8756.3430.4774.0043.53PASSVerticalPK 422426.9771-25.0853.4128.3374.0045.67PASSVerticalPK 524334.4534-22.0048.6726.6774.0047.33PASSVerticalPK 625829.8332-20.8348.1927.3674.0046.64PASSVerticalPK ReportNo. : EED32S80784202Page 35 of 81 Test_ModeGFSKTransmittingTest_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11656.577113.8335.9649.7974.0024.21PASS Horizont al PK 22716.381117.0535.9853.0374.0020.97PASS Horizont al PK 34840.1227-8.5050.3841.8874.0032.12PASS Horizont al PK 47760.3174-1.5745.9544.3874.0029.62PASS Horizont al PK 511667.57782.5045.8048.3074.0025.70PASS Horizont al PK 616991.932812.7839.3452.1274.0021.88PASS Horizont al PK ReportNo. : EED32S80784202Page 36 of 81 Test_ModeGFSKTransmittingTest_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11577.105113.5236.2449.7674.0024.24PASSVerticalPK 22792.786217.2936.4353.7274.0020.28PASSVerticalPK 35584.1723-6.2947.8841.5974.0032.41PASSVerticalPK 410239.48261.8943.9645.8574.0028.15PASSVerticalPK 514254.75038.9040.4449.3474.0024.66PASSVerticalPK 617302.953514.1437.6651.8074.0022.20PASSVerticalPK ReportNo. : EED32S80784202Page 37 of 81 Test_ModeGFSKTransmittingTest_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118713.3485-26.4659.5433.0874.0040.92PASS Horizont al PK 219595.3438-25.5958.3232.7374.0041.27PASS Horizont al PK 321116.9047-25.8657.7631.9074.0042.10PASS Horizont al PK 422538.5015-25.0354.4429.4174.0044.59PASS Horizont al PK 524418.0967-21.6948.3026.6174.0047.39PASS Horizont al PK 625803.3121-20.8248.8328.0174.0045.99PASS Horizont al PK ReportNo. : EED32S80784202Page 38 of 81 Test_ModeGFSKTransmittingTest_Frequency2441MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118571.5629-26.6959.7033.0174.0040.99PASSVerticalPK 219585.4834-25.5958.6533.0674.0040.94PASSVerticalPK 320982.9393-25.9757.5831.6174.0042.39PASSVerticalPK 422719.0488-25.0354.2429.2174.0044.79PASSVerticalPK 524004.3002-21.9551.5129.5674.0044.44PASSVerticalPK 625793.7918-20.8248.6627.8474.0046.16PASSVerticalPK ReportNo. : EED32S80784202Page 39 of 81 Test_ModeGFSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11489.499313.3236.0049.3274.0024.68PASS Horizont al PK 22711.447417.1035.6252.7274.0021.28PASS Horizont al PK 34769.1179-8.6349.6741.0474.0032.96PASS Horizont al PK 47525.3017-2.2945.3243.0374.0030.97PASS Horizont al PK 512889.65935.0643.0748.1374.0025.87PASS Horizont al PK 617324.95514.1638.2652.4274.0021.58PASS Horizont al PK ReportNo. : EED32S80784202Page 40 of 81 Test_ModeGFSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 11451.363413.0635.7848.8474.0025.16PASSVerticalPK 22804.78717.2535.9253.1774.0020.83PASSVerticalPK 34841.1227-8.5049.8041.3074.0032.70PASSVerticalPK 48186.3458-1.3543.9642.6174.0031.39PASSVerticalPK 511788.58592.3745.3747.7474.0026.26PASSVerticalPK 616846.923113.1340.4553.5874.0020.42PASSVerticalPK ReportNo. : EED32S80784202Page 41 of 81 Test_ModeGFSKTransmittingTest_Frequency2480MHz Remark:/Test_Date2026/5/5.27 TestGraph SuspectedList NO Freq. [MHz] Factor [dB] Reading [dB μV] Level [dB μV/m] Limit [dB μV/m] Margin [dB] ResultPolarityRemark 118370.6148-26.7459.6132.8774.0041.13P…

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ReportNo. : EED32S80784202Page 1 of 81 TESTREPORT Product:reComputerR1225LoRaWAN Gateway& IndustrialController (US915) Trademark:SeeedStudio Model/Typereference:reComputerR1225LoRaWAN Gateway& IndustrialController (US915) SerialNumber:N/A ReportNumber:EED32S80784202 FCC ID:Z4T-R1225 Dateof Issue:Jun. 16, 2026 Test Standards:47 CFR Part 15 SubpartC Test result:PASS Preparedfor: SeeedTechnologyCo.,Ltd 9F,BuildingG3,TCLInternationalE city,ShuguangCommunity,Xili street,Nanshan,Shenzhen,GuangdongProvince,P.R.C Preparedby: CentreTestingInternationalGroupCo., Ltd. BuildingC, HongweiIndustrialParkBlock70, Bao'anDistrict, Shenzhen,China TEL:+86-755-33683668 FAX:+86-755-33683385 Compiledby:Reviewedby: FrazerLiKevenTan Approvedby:Date:Jun. 16, 2026 AaronMa CheckNo.:5750130426 ReportNo. : EED32S80784202Page 2 of 81 1 Contents Page 1 CONTENTS......................................................................................................................................................................2 2 TESTSUMMARY............................................................................................................................................................3 3 GENERALINFORMATION...........................................................................................................................................4 3.1 CLIENTINFORMATION.................................................................................................................................................4 3.2 GENERALDESCRIPTIONOFEUT .................................................................................................................................4 3.3 TESTCONFIGURATION................................................................................................................................................6 3.4 TESTENVIRONMENT...................................................................................................................................................7 3.5 DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................7 3.6 TESTLOCATION.........................................................................................................................................................7 3.7 MEASUREMENTUNCERTAINTY(95%CONFIDENCELEVELS,K=2)..........................................................................8 3.8 EQUIPMENTLIST........................................................................................................................................................9 4 TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 4.1 ANTENNAREQUIREMENT..........................................................................................................................................12 4.2 AC POWERLINECONDUCTEDEMISSIONS................................................................................................................13 4.3 MAXIMUMCONDUCTEDOUTPUTPOWER.................................................................................................................17 4.4 20DB EMISSIONBANDWIDTH....................................................................................................................................18 4.5 CARRIERFREQUENCYSEPARATION..........................................................................................................................19 4.6 NUMBEROFHOPPINGCHANNEL...............................................................................................................................20 4.7 TIME OFOCCUPANCY................................................................................................................................................21 4.8 BAND EDGEMEASUREMENTS...................................................................................................................................22 4.9 CONDUCTEDSPURIOUSEMISSIONS...........................................................................................................................23 4.10 PSEUDORANDOMFREQUENCYHOPPINGSEQUENCE...............................................................................................24 4.11 RADIATEDSPURIOUSEMISSION& RESTRICTEDBANDS.........................................................................................26 5 APPENDIXA.................................................................................................................................................................79 6 PHOTOGRAPHS..........................................................................................................................................................80 ReportNo. : EED32S80784202Page 3 of 81 2 TestSummary TestItemTestRequirementResult AntennaRequirement 47 CFRPart 15, SubpartC Section 15.203/15.247(c) PASS AC PowerLineConducted Emission 47 CFRPart 15, SubpartC Section 15.207 PASS MaximumConductedOutput Power 47 CFRPart 15, SubpartC Section 15.247(b)( 1) PASS 20dBEmissionBandwidth 47 CFRPart 15, SubpartC Section 15.247(a)( 1) PASS CarrierFrequencySeparation 47 CFRPart 15, SubpartC Section 15.247(a)(1) PASS Numberof HoppingChannels 47 CFRPart 15, SubpartC Section 15.247(a)(1) PASS Timeof Occupancy47 CFRPart 15, SubpartC Section15.247(a)(1)PASS PseudorandomFrequency HoppingSequence 47 CFRPart 15, SubpartC Section 15.247(b)(4) PASS BandEdgeMeasurements 47 CFRPart 15, SubpartC Section 15.247(d) PASS ConductedSpuriousEmissions 47 CFRPart 15, SubpartC Section 15.247(d) PASS RadiatedSpuriousemissions47 CFRPart 15, SubpartC Section15.20…

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