2AD6G-RP420Label Printer

This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.

RongtaTechnology(Xiamen)GroupCO.,Ltd. Declarationonmodeldifference Wetheundersignedherebyconfirmthatthesemodelsareidentical,andallmodelshavethe sameRFmoduleandantenna,PCBlayout,schematicsandcomponent.Onlydifferentonmodel numberandcolorofappearance. ProductionnameTrademarkFCCModelno. LabelPrinterRONGTA2AD6G-RP420RP420,RP420A,RP420B,RP420C, RP420D,RP420E,RP420F, RP420G,RP420H,RP420I,RP420J,R P420K,RP420L,RP420M,RP420N,R P420O,RP420P,RP420Q,RP420R,R P420S,RP420T,RP420U,RP420V,RP 420W,RP420S,RP420Y,RP420Z,RP4 21,RP421A,RP421B,RP421C,RP421 D,RP421E,RP421F,RP421G, RP421H Confirmedby: KaiheXu 2021-02-18

Rongta Technology(Xiamen) Group CO.,Ltd. Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date:2021-02-20 SUBJECT: FCC Application for (FCC ID: 2AD6G-RP420) To Whom It May Concern: We, the undersigned, hereby authorize EMTEK (DONGGUAN) CO., LTD. at Sam Lv on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by EMTEK (DONGGUAN) CO., LTD.on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Sincerely, Kaihe Xu 2021-02-20

FCCID:2AD6G-RP420

FCCID:2AD6G-RP420 Antenna

RFEXPOSUREEVALUATION EUTSpecification EUTLabelPrinter ModelNumberRP420,RP420A,RP420B,RP420C,RP420D, RP420E,RP420F,RP420G,RP420H,RP420I,RP420J,RP42 0K,RP420L,RP420M,RP420N,RP420O, RP420P,RP420Q,RP420R,RP420S,RP420T,RP420U,RP4 20V,RP420W,RP420S,RP420Y,RP420Z,RP421,RP421A,R P421B,RP421C,RP421D,RP421E,RP421F,RP421G, RP421H FCCID2AD6G-RP420 Antennagain(Max)0dBi OperationFrequency2402-2480MHz InputRatingAC120V/60Hz ClassificationPer StipulatedTestStandard §15.247(i),§2.1093 KindofDevice:BluetoothVer.4.2 ModulationBT:GFSK,π/4-DQPSK,8DPSK BLE:GFSK Max.outputpowerBT:-1.16dBm(0.000766W) BLE:-0.49dBm(0.000893W) TestRequirement: RFEXPOSUREEVALUATION AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin§1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) Power Density(mW/cm 2 ) Average Time (A)LimitsforOccupational/ControlExposures 300-1500----F/3006 1500-100000----56 (B)LimitsforGeneralPopulation/UncontrolExposures 300-1500----F/15006 1500-100000----130 1Friistransmissionformula:Pd=(Pout*G)\(4*pi*R 2 ) Where Pd=PowerdensityinmW/cm 2 Pout=outputpowertoantennainmW G=Numericgainoftheantennarelativetoisotropicantenna Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainofthendtotalpowerinputto theantenna,throughthecalculation,wewillknowthedistancewheretheMPElimitis reached. 2MeasurementResult Antennagain:0dBi BT: BLE: Signature: SamLv Date:2021-02-05

ReportNo.ES210120014W2Page 1 of 48 Ver.1.0 TESTREPORT ProductName ： LabelPrinter ModelNumber ： RP420,RP420A,RP420B,RP420C,RP420D, RP420E,RP420F,RP420G,RP420H,RP420I,RP42 0J,RP420K,RP420L,RP420M,RP420N,RP420O, RP420P,RP420Q,RP420R,RP420S,RP420T,RP4 20U,RP420V,RP420W,RP420S,RP420Y,RP420Z, RP421,RP421A,RP421B,RP421C,RP421D,RP42 1E,RP421F,RP421G,RP421H FCCID ： 2AD6G-RP420 Preparedfor:RongtaTechnology(Xiamen)GroupCO.,Ltd. Address:No.889XinminAvenue,TonganDistrict,Xiamen,China Preparedby:EMTEK(SHENZHEN)CO.,LTD. Address:Building69,MajialongIndustryZone,NanshanDistrict, Shenzhen,Guangdong,China Tel:(0755)26954280 Fax:(0755)26954282 ReportNumber:ES210120014W2 Date(s)ofTests:January20,2021toFebruary03,2021 Dateofissue:February03,2021 $二维码$ ReportNo.ES210120014W2Page 2 of 48 Ver.1.0 VERIFICATIONOFCOMPLIANCE Applicant: RongtaTechnology(Xiamen)GroupCO.,Ltd. Manufacturer: RongtaTechnology(Xiamen)GroupCO.,Ltd. Factory: RongtaTechnology(Xiamen)GroupCO.,Ltd. ProductDescription:LabelPrinter TradeMark:RONGTA ModelNumber: RP420,RP420A,RP420B,RP420C,RP420D,RP420E,RP420F, RP420G,RP420H,RP420I,RP420J,RP420K,RP420L,RP420M, RP420N,RP420O,RP420P,RP420Q,RP420R,RP420S,RP420T, RP420U,RP420V,RP420W,RP420S,RP420Y,RP420Z,RP421, RP421A,RP421B,RP421C,RP421D,RP421E,RP421F,RP421G, RP421H Weherebycertifythat: TheaboveequipmentwastestedbyEMTEK(SHENZHEN)CO.,LTD.Thetestdata,data evaluation,testprocedures,andequipmentconfigurationsshowninthisreportweremade inaccordancewiththeproceduresgiveninANSIC63.10-2013andtheenergyemittedby thesampleEUTtestedasdescribedinthisreportisincompliancewithconductedand radiatedemissionlimitsofFCCRulesPart15.247(2018). DateofTest: January20,2021toFebruary03,2021 Preparedby: LorenLuo/Editor Reviewer: TimDong/Supervisor Approved&AuthorizedSigner: LisaWang/Manager ReportNo.ES210120014W2Page 3 of 48 Ver.1.0 ModifiedInformation VersionSummaryRevisionDateReportNo. Ver.1.0OriginalReportFebruary03,2021ES210120014W2 ReportNo.ES210120014W2Page 4 of 48 Ver.1.0 TableofContents TESTREPORT ................................................................................................................................................................................ 1 1.GENERALINFORMATION ................................................................................................................................................... 6 1.1PRODUCTDESCRIPTION ................................................................................................................................................... 6 1.2TESTMETHODOLOGY ........................................................................................................................................................ 6 2.TESTFACILITY ...................................................................................................................................................................... 7 3.DESCRIPTIONOFTESTMODES ...................................................................................................................................... 8 4.SUMMARYOFTESTRESULTS ....................................................................................................................................... 10 6DBBANDWIDTHMEASUREMENT ....................................................................................................................................... 10 5.TESTSYSTEMUNCERTAINTY ........................................................................................................................................ 11 6.CONDUCTEDEMISSIONSTEST ...................................................................................................................................... 12 6.1MEASUREMENTPROCEDURE: ........................................................................................................................................ 12 6.2TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION) ............................................................................................... 12 6.3MEASUREMENTEQUIPMENTUSED: ............................................................................................................................... 12 6.4CONDUCTEDEMISSIONLIMIT .......................................................................................................................................... 12 6.5MEASUREMENTRESULT: ................................................................................................................................................ 13 7.RADIATEDEMISSIONTEST ............................................................................................................................................. 17 7.1MEASUREMENTPROCEDURE ......................................................................................................................................... 17 7.2TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION) ............................................................................................... 19 7.3MEASUREMENTEQUIPMENTUSED: ............................................................................................................................... 20 7.4RADIATEDEMISSIONLIMIT ............................................................................................................................................... 21 7.5MEASUREMENTRESULT .................................................................................................................................................. 22 7.6RADIATEDMEASUREMENTPHOTOS: ............................................................................................................................... 28 8.6DBBANDWIDTHMEASUREMENT ............................................................................................................................... 29 8.1MEASUREMENTPROCEDURE ......................................................................................................................................... 29 8.2TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION…

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FCCID:2AD6G-RP420