2BTJD-ZF320all-in-one

UserManual all-in-one Precautions 1.Pleaseusethepoweradapterthatcomeswithit,andifyouneedit,pleasepay attentiontoprovideaqualifiedpowersupply. 2.Donotputthemachineinthesun,nordoyoustoreoruseitinacold,hotor humidplace. 3.Whenusing,thedisplayscreenshouldbeprotectedfromstronglighttoensure theimageeffectandlong-termuseofthemachine. 4.Althoughthereareanti-shockprotectionmeasuresinsidethemachine,itshould alsoavoidviolentcollisions. 5.Theall-in-onemachineequippedwithtouchfunctionshouldavoidusingmetal objectsduringoperationtoavoiddamagingthesurfaceofthetouchscreen. 6.Donotusechemicalreagentsorsolventstoscrubthemachine,useasoftclothto wipeoffthedustonthemachinetoensurethatthecaseisnotscratched. 7.Therearenouser-adjustablecomponentsinthemachine,non-professionals, pleasedonotopenthemachinebyyourselfortrytorepairtheproductbyyourself toavoidunnecessarydamage. TableofContents 1 ， ProductFeatures-------------------3 2，Powercordconnectionandconnectionprecautions-------4 3 ， TechnicalParameters-------------------5 4，FrequentlyAskedQuestionsExclusion----------------6 1.ProductFeatures 1.DC12Vinputvoltageinterface 2.USB2.0interface 3.USBOTGinterface 4.HDMIoutputport 5.3.5mmaudiooutputport 6.LANinputport 2.Matchingpowersupply 1).Thepowercordwiththeprefixofthenationalstandard 2).DC2.5interfacepoweradapter ●Connectionbetweentheadapterandpowercordandtheunit 1).Insertthematchingprefixpowercableintothecorrespondinginterfaceofthe poweradapter,makesurethatitisingoodcontact,andthenplugtheDC2.5power inputterminalattheotherendintotheDCpowerinputportofthedevice(product feature"1"position). 2).Whenusingthemachine,pleaseusethepoweradapterthatissuppliedwiththe machine,ifyouneedtouseothertypesofpowersupplyforotherreasons,please notethatthesupplypowershouldbenotlessthan60WDC12V±10%qualified communicationpowersupply. Precautions Input:100-240V Frequency:50/60HZ Warning:Donotdisassembleonyourown 3. Technicalparameters displayscreenTFT-LCD CPU RK3588S，Eightcore 64 bit (4xCortex-A76+4xCortex-A55), witha maximumclockspeedof 2.4GHz RAMLPDDR4X1GB/2GB(default)/4GB/8GB ROMEMMC8G( default)/16/32G/64G/128GB(Optional) MemoryexpansionSupportup to 128GBTF card expansion Ethernet1 standardRJ45interface,10/100MadaptiveEthernet WIFI/BluetoothOnboard WIFI/BT module, support WiFi2.4GHz, support 802.11b/g/n protocol, support Bluetooth 5.0 operatingsystemAndroid11/debian/ubuntu18.04/ubuntu20.04/buildroot Defaultphysicalresolution1920*1080 Resolutionscan be supported3840*2160(outputHDMI2.0 ) Averagebrightness 350 cd/㎡ contrast 1200：1（Translucent） Viewingangle 89°/89°,89°/89°(Typ ) PixellayoutRGB Verticalstriated Displaymode ADS（Longblackdisplay,transmissive） Speakeroutputpower ≥250mW/8Ω Enterthe supplyvoltagerangeDC12V SignalinputchannelLVDS Use ambienttemperature 0～60°C Storeat ambienttemperature －20～60°C 4.Troubleshootingcommonproblems 1).Noblackscreenisdisplayed Pleaseensurethatthepowercordissecurelyconnectedtothemachinewithout anylooseness 2).Thetouchscreenhasnoeffect ConfirmwhethertheAPPprogramisstuck,poweroffandrestartthedevice. 3).Nowiredinternet Pleasecheckwhetherthenetworkcableispluggedintightly,andwhetherthe networkcableisunblocked.. 4).NoWIFInetwork PleasecheckiftheWIFIantennaispluggedintightly. ■ Remarks: Ifyoustillhaveotherquestions,pleasecontactourrelevantpersonnel. FCCStatement ThisdevicecomplieswithPart15oftheFCCrules.Operationissubjecttothe followingtwoconditions:1)thisdevicemaynotcauseharmfulinterference,and2) thisdevicemustacceptanyinterferencereceived,includinginterferencethatmay causeundesiredoperation. Note:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClass Bdigitaldevice,pursuanttopart15oftheFCCRules.Theselimitsaredesignedto providereasonableprotectionagainstharmfulinterferenceinaresidential installation. Thisequipmentgeneratesusesandcanradiateradiofrequencyenergyand,ifnot installedandusedinaccordancewiththeinstructions,maycauseharmful interferencetoradiocommunications.However,thereisnoguaranteethat interferencewillnotoccurinparticularinstallation.Ifthisequipmentdoescause harmfulinterferencetoradioortelevisionreception,whichcanbedeterminedby turningtheequipmentoffandon,theuserisencouragedtotrytocorrectthe Interferencebyoneormoreofthefollowingmeasures: --Reorientorrelocatethereceivingantenna. --Increasetheseparationbetweentheequipmentandreceiver. --Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthe receiverisconnected. --Consultthedealeroranexperiencedradio/TVtechnicianforhelp. Changesormodificationsnotexpresslyapprovedbythepartyresponsiblefor compliancecouldvoidtheuser’sauthoritytooperatetheequipment. RadiationExposureStatement ThisdevicecomplieswithFCCRFradiationexposurelimitssetforthforan uncontrolledenvironment. TheFCCcertificationofthisdevicereferstoRFexposuretestingperformedintypical operatingconditions,whereapersonisnocloserthan20centimetersfromthe devicesurfaceatalltimes,exceptfornon-repetitivepatternswithtransienttime intervalsintheorderofasecond.Onlyinthestatedconditions,thedeviceisshown tofullycomplywiththeFCCRFExposurerequirementsofKDB447498.

Page1of5FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com ExternalPhotosoftheEUT Fig.1 Fig.2 Bluetooth/WIFIAntenna Page2of5FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.3 Fig.4 Page3of5FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.5 Fig.6 Page4of5FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.7 Fig.8 Page5of5FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.9

Page1of1FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com LABELANDLOCATION (Size:L:4.0cmxW:2.0cm) LabelLocation all-in-one Model:ZF320 FCCID:2BTJD-ZF320

Page1of6FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com InternalPhotosoftheEUT Fig.1 Fig.2 Page2of6FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.3 Fig.4 Page3of6FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.5 Fig.6 Page4of6FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.7 Fig.8 Page5of6FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.9 Fig.10 Page6of6FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.11 Fig.12

Page1of10FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EC GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RFExposureEvaluation For GuangzhouZhengfengTechnologyCo.,Ltd all-in-one TestModel:ZF320 AdditionalModelNo.:PleaseRefertoPage6 Preparedfor:GuangzhouZhengfengTechnologyCo.,Ltd Address:Room401,Building3No.103,NorthSectionofXinRoad,PanyuDistrict, GuangzhouCity,China Preparedby:GuangzhouLCSComplianceTestingLaboratoryLtd. Address:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China Tel:(+86)020-39166689 Fax:(+86)020-39166619 Web:www.LCS-cert.com Mail:[email protected] Dateofreceiptoftestsample:December07,2025 Numberoftestedsamples:2 SampleNo.:A251204005-1,A251204005-2 Serialnumber:Prototype DateofTest:December07,2025~December24,2025 DateofReport:December25,2025 Page2of10FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EC GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RFExposureEvaluation ReportReferenceNo......................:LCSC12045001EC DateofIssue.......................................:December25,2025 TestingLaboratoryName..............:GuangzhouLCSComplianceTestingLaboratoryLtd. Address................................................:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China TestingLocation/Procedure.............:FullapplicationofHarmonisedstandards■ PartialapplicationofHarmonisedstandards□ Otherstandardtestingmethod□ Applicant’sName.............................:GuangzhouZhengfengTechnologyCo.,Ltd Address................................................:Room401,Building3No.103,NorthSectionofXinRoad,PanyuDistrict, GuangzhouCity,China TestSpecification Standard..............................................:FCCKDBpublication447498D01GeneralRFExposureGuidancev06 FCCCFR47part11.1310 FCCCFR47part22.1091 TestReportFormNo.......................:TRF-4-E-215A/0 TRFOriginator....................................:GuangzhouLCSComplianceTestingLaboratoryLtd. MasterTRF.........................................:Dated2011-03 GuangzhouLCSComplianceTestingLaboratoryLtd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongastheGuangzhou LCSComplianceTestingLaboratoryLtd.isacknowledgedascopyrightownerandsourceofthematerial. GuangzhouLCSComplianceTestingLaboratoryLtd.takesnoresponsibilityforandwillnotassumeliabilityfor damagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoitsplacementandcontext. TestItemDescription......................: all-in-one TradeMark..........................................:N/A TestModel...........................................: ZF320 Ratings.................................................:PleaseRefertoPage6 Result..................................................: Pass Compiledby:Supervisedby:Approvedby: LifengLe/AdministratorJustinZhu/TechniqueDirectorGavinLiang/Manager Page3of10FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EC GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RFExposureEvaluation TestModel...............................: ZF320 EUT.........................................: all-in-one Applicant...............................: GuangzhouZhengfengTechnologyCo.,Ltd Address..................................: Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China Telephone...............................:/ Fax..........................................:/ Manufacturer........................: GuangzhouZhengfengTechnologyCo.,Ltd Address...................................: Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China Telephone...............................:/ Fax..........................................:/ Factory...................................: GuangzhouZhengfengTechnologyCo.,Ltd Address...................................: Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China Telephone...............................:/ Fax..........................................:/ TestResultPass Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. TestReportNo.:LCSC12045001EC December25,2025 Dateofissue Page4of10FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EC GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RevisionHistory ReportVersionIssueDateRevisionContentRevisedBy 000December25,2025InitialIssue--- Page5of10FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EC GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com TABLEOFCONTENTS DescriptionPage 1.ProductInformation............................................................................................................................................6 2.EvaluationMethod..............................................................................................................................................7 3.Limit......................................................................................................................................................................7 4.MPECalculationMethod...................................................................................................................................8 5.AntennaInformation.............................................................................................................................…

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External Antenna 1 地址：深圳市宝安区西乡街道固兴社区新安第二工业区C10栋西面2 Official website：Phone：0755-23205219http://www.hxrf-antenna.com/ 楼 Address: 2nd Floor, West Side, Building C10, Xin'an Second Industrial Zone, Guxing Community, Xixiang Street, Bao'an District, Shenzhen City, China 通过ISO9001质量管理体系认证 证书编号：06520Q01851ROM Shenzhen Hongxin Technology Electronics Co., Ltd. 天线规格书 Antenna Specification Application： Guangzhou Zhengfeng Technology Co.,Ltd Antenna Type ： AntennaName ： Date HX-AP24-19513-D1 ： 2023-07-01 2 通过ISO9001质量管理体系认证 证书编号：06520Q01851ROM DesignSpecification 一：天线参数 Antenna Parameter sTypicalUnits Antenna Type 2400- External Antenna 工作频率（Working Frequency）2500MHZ 增益(Gain) 天线效率（Antennaefficiency 0.95dBi ）35~80% 电压驻波比（VSWR）<1.8 极化方式（Ploriaztion）垂直极化 辐射方向（Radiationpattern）全向 馈电阻抗（impedance）50ohm 功率容量（Powerhandling）33dbm 天线接口（Interface） 天线尺寸（Overaldimen SMA sions）195*13mm 重量（Weight） 工作温度（OperatinTemp / ）-30-70°C 储存温度（StoringTemp）-30-70°C 3 通过ISO9001质量管理体系认证 证书编号：06520Q01851ROM 二：天线实物图 三、VSWR（电压驻波比）/ReturnLoss（回波损耗）/SmithChart VSWR（电压驻波比 （史密斯圆图） ） 4 通过ISO9001质量管理体系认证 证书编号：06520Q01851ROM ReturnLoss（回波损耗） SmithChart（史密斯圆图） 5 通过ISO9001质量管理体系认证 证书编号：06520Q01851ROM Antenna Gain 6 通过ISO9001质量管理体系认证 证书编号：06520Q01851ROM / iretion

Page 1 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Appendix A RF Test Data for BT (Conducted Measurement) Product Name: all-in-one Test Model: ZF320 Environmental Conditions Temperature: 24.9  C Relative Humidity:53.8% ATM Pressure:100.0 kPa Test Engineer:Suichao Lai Supervised by:Yan Chen Page 2 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com A.1 20dB Bandwidth Test Result TestModeAntennaFreq(MHz) 20dB EBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24020.9572401.5322402.489------ 24410.9512440.5322441.483------ 24801.0292479.4722480.501------ 2DH5Ant1 24021.2902401.3582402.648------ 24411.2872440.3582441.645------ 24801.2842479.3612480.645------ 3DH5Ant1 24021.2932401.3462402.639------ 24411.2992440.3432441.642------ 24801.3022479.3462480.648------ Page 3 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Test Graphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page 4 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 2DH5_Ant1_2402 2DH5_Ant1_2441 Page 5 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page 6 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 3DH5_Ant1_2480 Page 7 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com A.2 Maximum Peak Conducted Output Power ConditionModeFrequency (MHz) AntennaConducted Power (dBm) Limit (dBm) Verdict NVNT1-DH52402Ant13.2221Pass NVNT1-DH52441Ant14.4321Pass NVNT1-DH52480Ant12.8521Pass NVNT2-DH52402Ant14.4221Pass NVNT2-DH52441Ant15.4421Pass NVNT2-DH52480Ant13.9121Pass NVNT3-DH52402Ant14.7221Pass NVNT3-DH52441Ant15.5121Pass NVNT3-DH52480Ant14.0221Pass Page 8 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Test Graphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page 9 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 2DH5_Ant1_2402 2DH5_Ant1_2441 Page 10 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page 11 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 3DH5_Ant1_2480 Page 12 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com A.3 Carrier Frequencies Separation Test Result TestModeAntennaFreq(MHz)Result[MHz]Limit[MHz]Verdict DH5Ant1Hop0.982≥0.686PASS 2DH5Ant1Hop1.008≥0.860PASS 3DH5Ant1Hop0.994≥0.868PASS Page 13 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Test Graphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page 14 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Page 15 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com A.4 Dwell Time Test Result TestModeAntennaFreq(MHz) BurstWidth [ms] TotalHops [Num] Result[s]Limit[s]Verdict DH5Ant1Hop2.9071300.378≤0.4PASS 2DH5Ant1Hop2.8971200.348≤0.4PASS 3DH5Ant1Hop2.8961200.348≤0.4PASS Page 16 of 54FCC ID: 2BTJD-ZF320Report No.: LCSC12045001EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfe…

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Page 1 of 37 FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com FCCTESTREPORT FOR GuangzhouZhengfengTechnologyCo.,Ltd all-in-one TestModel:ZF320 AdditionalModelNo.:PleaseRefertoPage6 Preparedfor:GuangzhouZhengfengTechnologyCo.,Ltd Address:Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China Preparedby:GuangzhouLCSComplianceTestingLaboratoryLtd. Address: No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China Tel:(+86)020-39166689 Fax:(+86)020-39166619 Web:www.LCS-cert.com Mail:[email protected] Dateofreceiptoftestsample:December07,2025 Numberoftestedsamples:2 SampleNo. ： A251204005-1,A251204005-2 Serialnumber:Prototype DateofTest:December07,2025~December24,2025 DateofReport:December25,2025 Page 2 of 37 FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com FCCTESTREPORT FCCCFR47PART15C(15.247) ReportReferenceNo......................:LCSC12045001EA DateofIssue.......................................:December25,2025 TestingLaboratoryName..............:GuangzhouLCSComplianceTestingLaboratoryLtd. Address................................................:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China TestingLocation/Procedure............:FullapplicationofHarmonisedstandards■ PartialapplicationofHarmonisedstandards□ Otherstandardtestingmethod□ Applicant’sName.............................:GuangzhouZhengfengTechnologyCo.,Ltd Address................................................:Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China TestSpecification Standard..............................................: FCCCFR47PART15C(15.247) TestReportFormNo......................:TRF-4-E-148A/0 TRFOriginator....................................:GuangzhouLCSComplianceTestingLaboratoryLtd. MasterTRF.........................................:Dated2011-03 GuangzhouLCSComplianceTestingLaboratoryLtd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe GuangzhouLCSComplianceTestingLaboratoryLtd.isacknowledgedascopyrightownerandsourceof thematerial.GuangzhouLCSComplianceTestingLaboratoryLtd.takesnoresponsibilityforandwillnot assumeliabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. EUTDescription...............................: all-in-one TradeMark..........................................:N/A TestModel...........................................: ZF320 Ratings.................................................:PleaseRefertoPage6 Result..................................................:Pass Compiledby:Supervisedby:Approvedby: LifengLe/AdministratorJustinZhu/TechniqueDirectorGavinLiang/Manager Page 3 of 37 FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com FCC--TESTREPORT TestModel...............................: ZF320 EUT.........................................: all-in-one Applicant...............................: GuangzhouZhengfengTechnologyCo.,Ltd Address..................................: Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China Telephone...............................:/ Fax..........................................:/ Manufacturer........................: GuangzhouZhengfengTechnologyCo.,Ltd Address...................................: Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China Telephone...............................:/ Fax..........................................:/ Factory...................................: GuangzhouZhengfengTechnologyCo.,Ltd Address...................................: Room401,Building3No.103,NorthSectionofXinRoad,Panyu District,GuangzhouCity,China Telephone...............................:/ Fax..........................................:/ TestResult Pass Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. TestReportNo.:LCSC12045001EA December25,2025 Dateofissue Page 4 of 37 FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RevisionHistory ReportVersionIssueDateRevisionContentRevisedBy 000December25,2025InitialIssue--- Page 5 of 37 FCCID:2BTJD-ZF320ReportNo.:LCSC12045001EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com TABLEOFCONTENTS DescriptionPage 1.GENERALINFORMATION.........................................................................................................6 1.1DescriptionofDevice(EUT)................................................................................................................6 1.2SupportequipmentList........................................................................................................................7 1.3ExternalI/OCable.................................................................................................................................7 1.4DescriptionofTestFacility..................................................................................................................7 1.5StatementoftheMeasurementUncertainty.....................................................................................7 1.6Me…

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Page1of2FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com TestSetupPhotosoftheEUT TestSetupPhoto(s)ofRadiatedEmissionsMeasurement Fig.1 Fig.2 Page2of2FCCID:2BTJD-ZF320 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com TestSetupPhoto(s)ofConductedEmissionsMeasurement Fig.3 TestSetupPhoto(s)ofRFConductedMeasurement Fig.4