2BPBC-HTF022Air Purifier Fan

ShenzhenHuaxiaTestingTechnologyCo.,Ltd SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD102A,102B,Building2,Shanghenglang NewIndustrialZone,ShanghenglangCommunity,DalangStreet,LonghuaDistrict,Shenzhen, Guangdong,People’sRepublicofChina,518000 Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V04 ReportTemplateRevisionDate:2018-07-06 RFExposureEvaluationReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlytothesample(s) tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20260601343E-03 Applicant: DREOPTE.LTD. AddressofApplicant: 1COLEMANSTREET,#05-05,THEADELPHI,SINGAPORE179803 EquipmentUnderTest(EUT): Product:AirPurifierFan ModelNo.:DR-HTF022S,DWTF22S TestModelNo.:DR-HTF022S BrandName:DREO,DREOHOME FCCID: 2BPBC-HTF022 Standards:47CFRPart1.1307 47CFRPart1.1310 KDB447498D01GeneralRFExposureGuidancev06 DateofReceipt:2026-06-25 DateofTest:2026-06-25to2026-07-08 DateofIssue:2026-07-09 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20260601343E-03 Page:2of8 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20260601343E-03Rev.01 Initialreport 2026-07-09 ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20260601343E-03 Page:3of8 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOFBLE...................................................................................................................................4 3.4GENERALDESCRIPTIONOF2.4GWIFICLASSIC...........................................................................................................5 4RFEXPOSUREEVALUATION.......................................................................................................................................6 4.1RFEXPOSURECOMPLIANCEREQUIREMENT.................................................................................................................6 4.1.1Limits....................................................................................................................................................................6 4.1.2TestProcedure...................................................................................................................................................6 4.21.1.3EUTRFEXPOSUREEVALUATION.......................................................................................................................7 ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20260601343E-03 Page:4of8 3GeneralInformation 3.1ClientInformation Applicant: DREOPTE.LTD. AddressofApplicant: 1COLEMANSTREET,#05-05,THEADELPHI,SINGAPORE179803 Manufacturer: DREOPTE.LTD. AddressofManufacturer: 1COLEMANSTREET,#05-05,THEADELPHI,SINGAPORE179803 3.2GeneralDescriptionofEUT ProductName: AirPurifierFan ModelNo.: DR-HTF022S,DWTF22S TestModelNo.: DR-HTF022S TradeMark: DREO,DREOHOME SoftwareVersion: V1.0 HardwareVersion: IMB-068-V1.4 PowerSupply: Input:100-240V~50/60Hz1.8AOutput:24.0V⎓3.0A 3.3GeneralDescriptionofBLE OperationFrequency: 2402MHz~2480MHz BluetoothVersion: BluetoothSpec5.3 ModulationType: GFSK NumberofChannel: 40 TransferRate:1Mbps SampleType: MobilePortable AntennaType:FPCantenna AntennaGain:6.64dBi ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20260601343E-03 Page:5of8 3.4GeneralDescriptionof2.4GWIFIClassic OperationFrequency: 2412MHz~2462MHz TypeofModulation: IEEEfor802.11b:DSSS(CCK,DQPSK,DBPSK) IEEEfor802.11g:OFDM(64QAM,16QAM,QPSK,BPSK) IEEEfor802.11n(HT20):OFDM(64QAM,16QAM,QPSK,BPSK) NumberofChannel: IEEE802.11b/g,IEEE802.11nHT20:11Channels ChannelSeparation: 5MHz TransferRate: IEEEfor802.11b: 1Mbps/2Mbps/5.5Mbps/11Mbps IEEEfor802.11g: 6Mbps/9Mbps/12Mbps/18Mbps/24Mbps/36Mbps/48Mbps/54Mbps IEEEfor802.11n(HT20): 6.5Mbps/13Mbps/19.5Mbps/26Mbps/39Mbps/52Mbps/58.5Mbps/65Mbps SampleType: MobilePortable AntennaType:FPCantenna AntennaGain:6.64dBi ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20260601343E-03 Page:6of8 4RFExposureEvaluation 4.1RFExposureComplianceRequirement 4.1.1Limits AccordingtoFCCPart1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatethe environmentimpactofhumanexposuretoradiofrequency(RF)radiationasspecifiedinpart1.1307(b) F=FrequencyinMHz FriisFormula Friistransmissionformula:Pd=(Pout*G)/(4*Pi*R 2 ) Where Pd=powerdensityinmW/cm2 Pout=outputpowertoantennainmW G=gainofantennainlinearscale Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm2.Ifweknowthemaximumgainoftheantennaandthetotalpowerinputto theantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitisreached. 4.1.2TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleand highestchannelindividually. ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20260601343E…

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ReportNo.:CQASZ20260601343E 1Photographs-EUTTestSetup 1.1RadiatedSpuriousEmission 9kHz~30MHz: 30MHz~1GHz: ReportNo.:CQASZ20260601343E Above1GHz: 1.2 ConductedEmission ReportNo.:CQASZ20260601343E 1.3 RFConductedmeasurement

AppendixG:ConductedSpuriousEmission TestResult TestModeFrequency[MHz] FreqRange [Mhz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 11B 2412 Reference1.521.52---PASS 30~10001.52-52.13≤-28.48PASS 1000~265001.52-44.9≤-28.48PASS 2437 Reference0.740.74---PASS 30~10000.74-51.2≤-29.26PASS 1000~265000.74-44.45≤-29.26PASS 2462 Reference0.030.03---PASS 30~10000.03-51.46≤-29.97PASS 1000~265000.03-45.23≤-29.97PASS 11G 2412 Reference-4.44-4.44---PASS 30~1000-4.44-50.38≤-34.44PASS 1000~26500-4.44-47.18≤-34.44PASS 2437 Reference-4.41-4.41---PASS 30~1000-4.41-50.78≤-34.41PASS 1000~26500-4.41-48.22≤-34.41PASS 2462 Reference-5.05-5.05---PASS 30~1000-5.05-51.56≤-35.05PASS 1000~26500-5.05-47.51≤-35.05PASS 11N20SISO 2412 Reference-3.26-3.26---PASS 30~1000-3.26-50.75≤-33.26PASS 1000~26500-3.26-48.4≤-33.26PASS 2437 Reference-3.72-3.72---PASS 30~1000-3.72-51.83≤-33.72PASS 1000~26500-3.72-48.05≤-33.72PASS 2462 Reference-5.06-5.06---PASS 30~1000-5.06-51.75≤-35.06PASS 1000~26500-5.06-47.35≤-35.06PASS TestGraphs 11B_Ant1_2412_0~Reference 11B_Ant1_2412_30~1000 11B_Ant1_2412_1000~26500 11B_Ant1_2437_0~Reference 11B_Ant1_2437_30~1000 11B_Ant1_2437_1000~26500 11B_Ant1_2462_0~Reference 11B_Ant1_2462_30~1000 11B_Ant1_2462_1000~26500 11G_Ant1_2412_0~Reference 11G_Ant1_2412_30~1000 11G_Ant1_2412_1000~26500 11G_Ant1_2437_0~Reference 11G_Ant1_2437_30~1000 11G_Ant1_2437_1000~26500 11G_Ant1_2462_0~Reference 11G_Ant1_2462_30~1000 11G_Ant1_2462_1000~26500 11N20SISO_Ant1_2412_0~Reference 11N20SISO_Ant1_2412_30~1000 11N20SISO_Ant1_2412_1000~26500 11N20SISO_Ant1_2437_0~Reference 11N20SISO_Ant1_2437_30~1000 11N20SISO_Ant1_2437_1000~26500 11N20SISO_Ant1_2462_0~Reference 11N20SISO_Ant1_2462_30~1000 11N20SISO_Ant1_2462_1000~26500 AppendixH:DutyCycle TestResult TestModeFrequency[MHz] Transmission Duration[ms] Transmission Period[ms] DutyCycle [%] 11B 24120.981.0098.00 24370.991.0198.02 24620.991.0099.00 11G 24120.690.7098.57 24370.690.7098.57 24620.690.7098.57 11N20SISO 24120.650.6698.48 24370.650.6698.48 24620.650.6698.48 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 11G_Ant1_2412 11G_Ant1_2437 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 AppendixI:EmissionsinRestrictedBands TestResult TestModeChName Frequenc y[MHz] Detector Freq [MHz] Result [dBm] Limit [dBm] Result [dBuV/m] Limit [dBuV/m] Verdict 11B Low2412 AV2310.000-56.51≤-41.2038.69≤54PASS AV2389.870-50.34≤-41.2044.86≤54PASS AV2390.000-50.3≤-41.2044.90≤54PASS Peak2310.000-49.28≤-21.2045.92≤74PASS Peak2385.913-40.23≤-21.2054.97≤74PASS Peak2390.000-42.67≤-21.2052.53≤74PASS High2462 AV2483.500-51.19≤-41.2044.01≤54PASS AV2483.522-51.19≤-41.2044.01≤54PASS AV2500.000-54.18≤-41.2041.02≤54PASS Peak2483.500-40.03≤-21.2055.17≤74PASS Peak2483.522-40.03≤-21.2055.17≤74PASS Peak2500.000-45.91≤-21.2049.29≤74PASS 11G Low2412 AV2310.000-56.36≤-41.2038.84≤54PASS AV2389.870-49.15≤-41.2046.05≤54PASS AV2390.000-49.08≤-41.2046.12≤54PASS Peak2310.000-45.69≤-21.2049.51≤74PASS Peak2359.913-41.27≤-21.2053.93≤74PASS Peak2390.000-40.89≤-21.2054.31≤74PASS High2462 AV2483.500-50.49≤-41.2044.71≤54PASS AV2483.522-50.49≤-41.2044.71≤54PASS AV2500.000-53.59≤-41.2041.61≤54PASS Peak2483.500-43.31≤-21.2051.89≤74PASS Peak2484.319-42.08≤-21.2053.12≤74PASS Peak2500.000-44.65≤-21.2050.55≤74PASS 11N20SIS O Low2412 AV2310.000-56.4≤-41.2038.80≤54PASS AV2389.870-49.26≤-41.2045.94≤54PASS AV2390.000-49.19≤-41.2046.01≤54PASS Peak2310.000-48.59≤-21.2046.61≤74PASS Peak2380.072-41.1≤-21.2054.10≤74PASS Peak2390.000-42.16≤-21.2053.04≤74PASS High2462 AV2483.500-50.47≤-41.2044.73≤54PASS AV2483.522-50.47≤-41.2044.73≤54PASS AV2500.000-53.61≤-41.2041.59≤54PASS Peak2483.500-41.45≤-21.2053.75≤74PASS Peak2483.522-41.45≤-21.2053.75≤74PASS Peak2500.000-45.48≤-21.2049.72≤74PASS Note： 1.TheAntennaGainiscompensatedinthegraph. 2.ThelimitindBmforaveragedetectorisconversionfrom54dBuV/m,accordingto15.209(a).Th elimitindBmforpeakdetectoris20dBabovethelimitofaveragedetectorindBm. 3.Offset=Attenuator+Gain(6.64dBi) TestGraphs 11B_Ant1_Low_2412_AV 11B_Ant1_Low_2412_Peak 11B_Ant1_High_2462_AV 11B_Ant1_High_2462_Peak 11G_Ant1_Low_2412_AV 11G_Ant1_Low_2412_Peak 11G_Ant1_High_2462_AV 11G_Ant1_High_2462_Peak 11N20SISO_Ant1_Low_2412_AV 11N20SISO_Ant1_Low_2412_Peak 11N20SISO_Ant1_High_2462_AV 11N20SISO_Ant1_High_2462_Peak

CQASZ20260601343E-02 AppendixA:DTSBandwidth TestResult TestModeFrequency[MHz] DTSBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 11B 24128.642407.442416.080.5PASS 243712.282430.842443.120.5PASS 246212.602455.482468.080.5PASS 11G 241216.842403.442420.280.5PASS 243716.402429.042445.440.5PASS 246215.922454.122470.040.5PASS 11N20SISO 241216.122404.002420.120.5PASS 243716.282428.922445.200.5PASS 246215.762453.922469.680.5PASS TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 11G_Ant1_2412 11G_Ant1_2437 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 AppendixB:OccupiedChannelBandwidth TestResult TestMode Channel Frequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 11B 241215.3052404.32772419.6324------ 243715.1852429.40762444.5924------ 246215.1852454.32772469.5125------ 11G 241217.1432403.40862420.5514------ 243717.0232428.40862445.4316------ 246216.8632453.48852470.3516------ 11N20SISO 241218.0222403.00902421.0310------ 243717.5422428.28872445.8312------ 246217.3432453.20882470.5514------ TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 11G_Ant1_2412 11G_Ant1_2437 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 AppendixC:Maximumconductedoutputpower Test Mode Frequency[M Hz] AVpower Result[dBm] Limit[dBm]Verdict 11B 241214.22≤29.36PASS 243714.26≤29.36PASS 246213.48≤29.36PASS 11G 24129.77≤29.36PASS 24379.79≤29.36PASS 24629.11≤29.36PASS 11N20SISO 24129.36≤29.36PASS 24379.52≤29.36PASS 24628.86≤29.36PASS TestGraphsAverage 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 11G_Ant1_2412 11G_Ant1_2437 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 AppendixD:Maximumpowerspectraldensity TestResult TestModeFrequency[MHz] AVPSD Result[dBm/3kHz] Limit[dBm/3kHz]Verdict 11B 2412-9.45≤8.00PASS 2437-8.91≤8.00PASS 2462-9.58≤8.00PASS 11G 2412-12.65≤8.00PASS 2437-12.41≤8.00PASS 2462-13.31≤8.00PASS 11N20SISO 2412-14.22≤8.00PASS 2437-13.71≤8.00PASS 2462-14.49≤8.00PASS TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 11G_Ant1_2412 11G_Ant1_2437 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 AppendixF:Bandedgemeasurements TestResult TestModeChNameFrequency[MHz]RefLevel[dBm]Result[dBm]Limit[dBm]Verdict 11B Low24122.92-41.37≤-27.08PASS High24622.39-42.17≤-27.61PASS 11G Low2412-1.43-41.91≤-31.43PASS High2462-2.00-42.46≤-32PASS 11N20SISO Low2412-0.49-43.14≤-30.49PASS High2462-1.16-41.47≤-31.16PASS TestGraphs 11B_Ant1_Low_2412 11B_Ant1_High_2462 11G_Ant1_Low_2412 11G_Ant1_High_2462 11N20SISO_Ant1_Low_2412 11N20SISO_Ant1_High_2462

CQASZ20260601343E-01 AppendixA:DTSBandwidth TestResult TestModeFreq(MHz) DTSBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1M 24020.722401.632402.350.5PASS 24400.732439.622440.360.5PASS 24800.742479.622480.360.5PASS TestGraphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaFreq(MHz) OCB[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt1 24021.0432401.47252402.5155------ 24401.0432439.47252440.5155------ 24801.0472479.46852480.5155------ TestGraphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 AppendixC:Maximumconductedoutputpower TestResultPeak TestModeFreq(MHz) Conducted Peak Powert[dBm] Conducted Limit[dBm] Verdict BLE_1M 24026.08≤29.36PASS 24407.10≤29.36PASS 24804.70≤29.36PASS TestGraphsPeak BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 AppendixD:Maximumpowerspectraldensity TestResult TestModeFreq(MHz)Result[dBm/3kHz]Limit[dBm/3kHz]Verdict BLE_1M 2402-10.11≤8.00PASS 2440-9.13≤8.00PASS 2480-11.79≤8.00PASS TestGraphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 AppendixE:Bandedgemeasurements TestResult TestModeChNameFreq(MHz)RefLevel[dBm]Result[dBm]Limit[dBm]Verdict BLE_1M Low24024.84-43.08≤-15.16PASS High24803.36-42.52≤-16.64PASS TestGraphs BLE_1M_Ant1_Low_2402 BLE_1M_Ant1_High_2480 AppendixF:ConductedSpuriousEmission TestResult TestModeFreq(MHz) FreqRange [MHz] RefLevel [dBm] Result[dBm]Limit[dBm]Verdict BLE_1M 2402 Reference4.664.66---PASS 30~10004.66-51.58≤-15.34PASS 1000~265004.66-48.01≤-15.34PASS 2440 Reference5.815.81---PASS 30~10005.81-52.13≤-14.19PASS 1000~265005.81-48.64≤-14.19PASS 2480 Reference3.143.14---PASS 30~10003.14-52.71≤-16.86PASS 1000~265003.14-48.81≤-16.86PASS TestGraphs BLE_1M_Ant1_2402_0~Reference BLE_1M_Ant1_2402_30~1000 BLE_1M_Ant1_2402_1000~26500 BLE_1M_Ant1_2440_0~Reference BLE_1M_Ant1_2440_30~1000 BLE_1M_Ant1_2440_1000~26500 BLE_1M_Ant1_2480_0~Reference BLE_1M_Ant1_2480_30~1000 BLE_1M_Ant1_2480_1000~26500 AppendixG:DutyCycle TestResult TestModeFreq(MHz) ONTime [ms] Period [ms] DC [%] xFactor LimitVerdict BLE_1M 2402 // 100 / ------ 2440 // 100 / ------ 2480 // 100 / ------ TestGraphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 AppendixH:EmissionsinRestrictedBands TestResult TestModeAntennaChName Freq(MH z) Detector Freq [MHz] Result [dBm] Limit [dBm] Result [dBuV/m] Limit [dBuV/m] Verdict BLE_1MAnt1 Low2402 AV2310.000-59.93≤-41.2035.27≤54PASS AV2389.935-54.98≤-41.2040.22≤54PASS AV2390.000-54.87≤-41.2040.33≤54PASS Peak2310.000-54.3≤-21.2040.90≤74PASS Peak2358.739-47.41≤-21.2047.79≤74PASS Peak2390.000-50.44≤-21.2044.76≤74PASS High2480 AV2483.500-46.97≤-41.2048.23≤54PASS AV2483.565-47.12≤-41.2048.08≤54PASS AV2500.000-58.15≤-41.2037.05≤54PASS Peak2483.500-41.52≤-21.2053.68≤74PASS Peak2484.493-35.9≤-21.2059.30≤74PASS Peak2500.000-49.61≤-21.2045.59≤74PASS Note： 1.TheAntennaGainiscompensatedinthegraph. 2.ThelimitindBmforaveragedetectorisconversionfrom54dBuV/m,accordingto15.209(a).Th elimitindBmforpeakdetectoris20dBabovethelimitofaveragedetectorindBm. 3.Offset=Attenuator+Gain(6.64dBi) TestGraphs BLE_1M_Ant1_Low_2402_AV BLE_1M_Ant1_Low_2402_Peak BLE_1M_Ant1_High_2480_AV BLE_1M_Ant1_High_2480_Peak

SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD 102A,102B,Building2,ShanghenglangNewIndustrialZone,ShanghenglangCommunity, DalangStreet,LonghuaDistrict,Shenzhen,Guangdong,People’sRepublicofChina,518000 Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V06 ReportTemplateRevisionDate:2026-01-30 TESTREPORT Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20260601343E-02 Applicant: DREOPTE.LTD. AddressofApplicant: 1COLEMANSTREET,#05-05,THEADELPHI,SINGAPORE179803 EquipmentUnderTest(EUT): Product:AirPurifierFan ModelNo.:DR-HTF022S,DWTF22S TestModelNo.:DR-HTF022S BrandName:DREO,DREOHOME FCCID:2BPBC-HTF022 Standards:47CFRPart15,SubpartC KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10:2020 DateofReceipt:2026-06-25 DateofTest:2026-06-25to2026-07-08 DateofIssue:2026-07-09 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove . TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260601343E-02 Page:2of41 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20260601343E-02Rev.01 Initialreport 2026-07-09 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260601343E-02 Page:3of41 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement47CFRPart15.203N/APASS ACPowerLine Conducted Emission 47CFRPart15.207 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS ConductedPeak& AverageOutputPower 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS 6dBOccupied Bandwidth 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS PowerSpectralDensity47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS Band-edgeforRF ConductedEmissions 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS RFConductedSpurious Emissions 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS RadiatedSpurious Emissions 47CFRPart15.209 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15.205/15.209 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260601343E-02 Page:4of41 Remark: Thetestedsample(s)andthesampleinformationareprovidedbytheclient. Tx:InthiswholereportTx(ortx)meansTransmitter. Rx:InthiswholereportRx(orrx)meansReceiver. RF:InthiswholereportRFmeansRadiatedFrequency. CH:InthiswholereportCHmeanschannel. Volt:InthiswholereportVoltmeansVoltage. Temp:InthiswholereportTempmeansTemperature. Humid:InthiswholereportHumidmeanshumidity. Press:InthiswholereportPressmeansPressure. N/A:Inthiswholereportnotapplication SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260601343E-02 Page:5of41 3Contents Page 1VERSION......................................................................................................................................................................2 2TESTSUMMARY........................................................................................................................................................3 3CONTENTS..................................................................................................................................................................5 4GENERALINFORMATION.......................................................................................................................................6 4.1CLIENTINFORMATION.............................................................................................................................................6 4.2GENERALDESCRIPTIONOFEUT..........................................................................................................................6 4.3PRODUCTSPECIFICATIONSUBJECTIVETOTHISSTANDARD................................................................................6 4.4TESTENVIRONMENTANDMODE...........................................................................................................................8 4.5DESCRIPTIONOFSUPPORTUNITS........................................................................................................................9 4.6TESTLOCATION......................................................................................................................................................9 4.7TESTFACILITY........................................................................................................................................................9 4.8TESTCONFIGURATION............................................................................................................................................9 4.9STATEMENTOFTHEMEASUREMENTUNCERTAINTY...........................................................................................10 4.10DEVIATIONFROMSTANDARDS..........................................................................................................................10 4.11ABNORMALITIESFROMSTANDARDCONDITIONS..............................................................................................10 4.12OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..................................................................................10 4.13EQUIPMENTLIST................................................................................................................................................11 5TESTRESULTSANDMEASUREMENTDATA..................................................................................................12 5.1ANTENNAREQUIREMENT.....................................................................................................................................…

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SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD 102A,102B,Building2,ShanghenglangNewIndustrialZone,ShanghenglangCommunity, DalangStreet,LonghuaDistrict,Shenzhen,Guangdong,People’sRepublicofChina,518000 Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V06 ReportTemplateRevisionDate:2026-01-30 TestReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonly tothesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20260601343E-01 Applicant: DREOPTE.LTD. AddressofApplicant: 1COLEMANSTREET,#05-05,THEADELPHI,SINGAPORE179803 EquipmentUnderTest(EUT): Product:AirPurifierFan ModelNo.:DR-HTF022S,DWTF22S TestModelNo.:DR-HTF022S BrandName:DREO,DREOHOME FCCID:2BPBC-HTF022 Standards:47CFRPart15,SubpartC KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10:2020 DateofReceipt:2026-06-25 DateofTest:2026-06-25to2026-07-08 DateofIssue:2026-07-09 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260601343E-01 Page: 2 of 29 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20260601343E-01Rev.01Initialreport2026-07-09 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260601343E-01 Page: 3 of 29 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement 47CFRPart15,SubpartCSection 15.203/15.247(c) ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS ACPowerLine Conducted Emission 47CFRPart15,SubpartCSection 15.207 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS ConductedPeakOutput Power 47CFRPart15,SubpartCSection 15.247(b)(3) ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS 6dBOccupied Bandwidth 47CFRPart15,SubpartCSection 15.247(a)(2) ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS PowerSpectralDensity 47CFRPart15,SubpartCSection 15.247(e) ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS Band-edgeforRF ConductedEmissions 47CFRPart15,SubpartCSection 15.247(d) ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS RFConductedSpurious Emissions 47CFRPart15,SubpartCSection 15.247(d) ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS RadiatedSpurious Emissions 47CFRPart15,SubpartCSection 15.205/15.209 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15,SubpartCSection 15.205/15.209 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260601343E-01 Page: 4 of 29 3Contents Page 1VERSION..........................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................3 3CONTENTS......................................................................................................................................................................4 4GENERALINFORMATION...........................................................................................................................................5 4.1CLIENTINFORMATION.................................................................................................................................................5 4.2GENERALDESCRIPTIONOFEUT.................................................................................................................................5 4.3ADDITIONALINSTRUCTIONS........................................................................................................................................7 4.4TESTENVIRONMENT...................................................................................................................................................8 4.5DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................8 4.6TESTCONFIGURATION................................................................................................................................................8 4.7STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................................9 4.8TESTLOCATION........................................................................................................................................................10 4.9TESTFACILITY..........................................................................................................................................................10 4.10DEVIATIONFROMSTANDARDS................................................................................................................................10 4.11OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..........................................................................................10 4.12EQUIPMENTLIST.....................................................................................................................................................11 5TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 5.1ANTENNAREQUIREMENT..........................................................................................................................................12 5.2CONDUCTEDEMISSIONS............................................................................................................................................13 5.3CONDUCTEDPEAKOUTPUTPOWER...............................................................................…

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SPECIFICATION SPECIFICATION SHEETFORAPPROVAL （Revision：R：A0） CUSTOMERHesungInnovationLimited CSP/N TESTMODEL HTF022 PARTNAMEWIFI-1antennaassembly FREQUENCY2400-2500MHz ZTXNO.2.00002679 DATE2026-05-29 CUSTOMER QA CHECKED ME CHECKED RF CHECKED MANAGER CHECKED ShenzhenZTXCommunicationTechnologyCo.,Ltd MANAGER CHECKED MANAGER CHECKED ME CHECKED RF CHECKED LISTER Shuman.MaZishen.Li Address:No.34,ShilongAvenue,ShiyanTown,BaoanDistrict,Shenzhen,(TengdaIndustrialPark) 518000 Tel：0755-27588320Fax：0755-27588045http://www.chinaztx.com Remark ： Sign ： ANTENNASPECIFICATION CUSP/N:HTF022_WIFI-1antennaassembly ApplicationDate:May,29,2026Rev:R:A0 ZTXP/N: HTF022_WIFI-1antennaassembly Editor:Page 1 of6 Revisionhistory EditionDatestate A02026-05-29Firstedition ANTENNASPECIFICATION CUSP/N:HTF022_WIFI-1antennaassembly ApplicationDate:May,29,2026Rev:R:A0 ZTXP/N: HTF022_WIFI-1antennaassembly Editor:Page 2 of6 Index Revisionhistory 1 Index 2 1MechanicalSpecification 3 1-1 MechanicalSpecification(WIFI-1antennaassembly) 3 2Testequipment 4 3TestResultsSummary 5 3-1Activetest 5 3-2S11 5 3-3Passivetest 5 3-42D/3DRadiationPatternResults 6 3-5Environmentaltreatment 6 ANTENNASPECIFICATION CUSP/N:HTF022_WIFI-1antennaassembly ApplicationDate:May,29,2026Rev:R:A0 ZTXP/N: HTF022_WIFI-1antennaassembly Editor:Page 3 of6 1.MechanicalSpecification 1-1MechanicalConfiguration(WIFI-1antennaassembly) ANTENNASPECIFICATION CUSP/N:HTF022_WIFI-1antennaassembly ApplicationDate:May,29,2026Rev:R:A0 ZTXP/N: HTF022_WIFI-1antennaassembly Editor:Page 4 of6 2.Testequipment ANTENNASPECIFICATION CUSP/N:HTF022_WIFI-1antennaassembly ApplicationDate:May,29,2026Rev:R:A0 ZTXP/N: HTF022_WIFI-1antennaassembly Editor:Page 5 of6 3.TestResultsSummary 3-1Activetest 3-2S11 3-3Passivetest ANTENNASPECIFICATION CUSP/N:HTF022_WIFI-1antennaassembly Applicati…

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