2ADDH-44882Ture Wireless Water-resistant Earbuds

Cont entsAuto PairingCont entsPower ON/OFF Charging SpecificationsReset Music Voice assistant USB Type-C Charging Cable EarphonesChar ging Case Quick Start Guide 1 2 3 Bluetooth 44882 WARNING DO NOT use alcohol, paint thinners, detergent, shampoo, or other solvents for cleaning purposes. DO NOT intentionally immerse the earphones under water. DO NOT wash the earphones in washing machine. DO NOT expose the product to extremely high or low temperatures. DO NOT leave the product near candles, cooking burners and open flames. DO NOT disassemble the product in any way to avoid electric shock. Only charge the battery in accordance to the instructions pr ovided by the company. DO NOT wash the charging box. CA UTION You must charge the earphone if it has not been used for more than 3 months. Risk of explosion increases if battery is replaced by an incorrect type. Dispose used batteries according to the instructions. INSTRUCTIONS Do not discard the used batteries along with household waste. Disposal of battery should comply with local environmental regulations. 44882 Devi ce Char ging Case Indicator Type-C Interface power on Or when earphones are out of charging case Power on power off MFB Multi-Function Button Micr ophone * Earph ones will turn off automatically in 10 min s w hen did not connect to any device. 44882 TRUE WIRELES EARPHONES (L)x 4sec Play music Pause music ( L)/ (R) x 1 (L)/ (R) x 1 Previous Song Add Up Vol Low Down Vol Next Song (L) x 3 (R) x 3 (L) x 2 (R) x 2 (L) (R) *Mono earphone: Take out either one side from the charging case and follow the steps to connect and control. Ensure the other earphone in charging case and close the cover securely. 双面黑白印刷, 1C, 80g,书写纸 说明书成品尺寸: 60mmx90mm 折页,折后封面朝上 正面 背面 (L) (R) x 10sec While both earphones are charging, press and hold the L and R MFB button for 10 s until the white lights flash. Then take out both eraphones, they will power on and enter pairing mode, which is available for new device connections. LED Indictor Orange light flashing White light flashing Green light flashing 0%~35% Battery Level 35%~70% 70%~99% Green light on100% Bluetooth Version V5.3 Bluetooth Profile A2DP/AVRCP/HFP/HSP/TMAP/PBP Audio Decodec aptX lossless audio Frequency Range 20Hz-20KHz Distance ≥10m Driver 10mm Sensitivity 104 ± 2dB Impedance 32Ω ± 15% Battery Capacity 40mAh 3.7V (each earphone), 350mAh, 3.7V (charging case) Input DC 5V / 1A Ouput DC 5V / 340mA (Max) Working Temperature -10°C~ +55°C *Long press operation: When the long press time is up, you need to release in time to activate the corresponding function. (except for power on/off operation） USB（C） USB（A） Power off (L)(R)x 4sec (L)/(R)x 10sec 44882 TRUE WIRELES EARPHONES FCC Warning IC Warning This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -Reorient or relocate the receiving antenna. -Increase the separation between the equipment and receiver. -Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. (L) (R) Call Switch mode Switch device Receiv e an incoming call Hang up the call (L)/ (R) x 1 (L)/ (R) x 1 Reject Call (L)/ (R) x 2sec Standby /Music mode Low Latency (R)x 2sec (L)x 2sec (L)x 2sec (L)x 2sec (R)x 2sec Standby /Music mode ANC mode Ambient mode Standby Pairing mode （ready for new device） (R)x 5sec -Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. This device complies with Industry Canada’ s licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) This device may not cause interference; and (2) This device must accept any interference, including interference that maycause undesired operation of the device. Cet appareil est conforme aux CNR exemptes de licence d'Industrie Canada .Son fonctionnement est soumis aux deux conditions suivantes : ( 1 ) Ce dispositif ne peut causer d'interférences ; et ( 2 ) Ce dispositif doit accepter toute interférence , y compris les interférences qui peuvent causer un mauvais fonctionnement de l'appareil. This Class B digital apparatus complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme à la norme NMB-003 duCanada. The device has been evaluated to meet general RF exposure requirement The device can be used in portable exposure condition without restriction

TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,thegranteeisobligatedtonotifytheFCCwithin30daysvia thegrantingTCB. Monoprice, Inc. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 8/21/23 U.S.AgentDesignation NameandcompanyofU.S.agent:Monoprice,Inc. PhysicalU.S.addressofagent:1PointeDriveSuite400,BreaCA92821USA FRNofU.S.agent:0024003816 EmailaddressofU.S.agent:[email protected] [Monoprice,Inc.]acknowledgestheirconsentforthefollowingcontactlocatedintheUnitedStatesto actastheiragentforserviceofprocessfortheequipmentforwhichauthorizationissought(FCCID: [2ADDH-44882]): m [Monoprice,Inc.]acknowledgestheirobligationtoacceptserviceofprocessonbehalfof[Monoprice, Inc.]. [Monoprice,Inc.]withtheFRN[0024003816]acceptsitsobligationtomaintainanagentforserviceof processintheUnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,ortheconclusion ofanyCommission-relatedadministrativeorjudicialproceedinginvolvingtheequipment,whicheveris later. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(d)(7). Sincerely, Signature [Name]JaysonBustamante [Title]PurchasingAP [Company] Signature [NameofU.S.agent]JaysonBustamante [TitleofU.S.agent]PurchasingAP [CompanyofU.S.agent]Monoprice,Inc. 4 8 _ [ m o d e l ] U S _ A g e n t _ 2 . 9 1 1 ( d ) ( 7 ) - U , V 0 4

-Monoprice,Inc.- TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 8/24/23 Towhomitmayconcern: We,[Monoprice,Inc.],herebycertifythattheequipmentforwhichauthorizationissought(FCCID: [2ADDH-44882])isnot“covered”equipmentprohibitedfromreceivinganequipmentauthorization pursuantto§2.903oftheFCCrules. Wealsocertifythat,asofthedateofthefilingoftheapplication,wearenotidentifiedontheCovered List(https://www.fcc.gov/supplychain/coveredlist)asanentityproducing“covered”equipment. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(b)and(d)(5)and(6). Sincerely, Signature [DavidFuge] [Sr.Director,ProgramManagement] [Monoprice,Inc.] 6 2 _ [ m o d e l ] C o v e r e d E q u _ 2 . 9 1 1 ( d ) ( 5 ) ( i ) a n d ( i i ) - U , V 0 2

ProjectNo.:18220WC301626Page 1 of 7 AppendixII--ExternalPhotograph ProjectNo.:18220WC301626Page 2 of 7 ProjectNo.:18220WC301626Page 3 of 7 ProjectNo.:18220WC301626Page 4 of 7 ProjectNo.:18220WC301626Page 5 of 7 ProjectNo.:18220WC301626Page 6 of 7 ProjectNo.:18220WC301626Page 7 of 7

LabelLocationOnEUT Label ModelNo.:44882 FCCID:2ADDH-44882 IC：IC:24103-44882

ProjectNo.:18220WC301626Page 1 of 6 AppendixIII--InternalPhotograph ProjectNo.:18220WC301626Page 2 of 6 ProjectNo.:18220WC301626Page 3 of 6 ProjectNo.:18220WC301626Page 4 of 6 ANT ProjectNo.:18220WC301626Page 5 of 6 ProjectNo.:18220WC301626Page 6 of 6

Page1of52 AppendixTestData ReportNo.:18220WC30162601TestSampleNo.:1-2-2 StartTestDate:2023.08.03FinishTestDate:2023.08.15 TestEngineer:Auditor: Temperature:25.3 °C RelativeHumidity:48% Pressure:1012hPa AppendixA:20dBEmissionBandwidth TestResult TestModeAntennaFrequency[MHz] 20db EBW[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24021.0292401.4632402.492------ 24410.9692440.5322441.501------ 24801.0352479.4572480.492------ 2DH5Ant1 24021.2902401.3642402.654------ 24411.2962440.3552441.651------ 24801.3232479.3342480.657------ 3DH5Ant1 24021.3142401.3432402.657------ 24411.3142440.3402441.654------ 24801.3082479.3462480.654------ Page2of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page3of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page4of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page5of52 3DH5_Ant1_2480 Page6of52 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaFrequency[MHz] OCB[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24020.910702401.54552402.4562------ 24410.908542440.54942441.4579------ 24800.904182479.54852480.4527------ 2DH5Ant1 24021.18962401.40272402.5923------ 24411.19622440.39992441.5961------ 24801.19312479.40182480.5949------ 3DH5Ant1 24021.19772401.39632402.5940------ 24411.21012440.38932441.5994------ 24801.19832479.39672480.5950------ Page7of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page8of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page9of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page10of52 3DH5_Ant1_2480 Page11of52 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode AntennaFrequency[MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict DH5Ant1 2402-0.30≤20.97PASS 2441-0.58≤20.97PASS 2480-1.10≤20.97PASS 2DH5Ant1 2402-0.89≤20.97PASS 2441-1.16≤20.97PASS 2480-1.81≤20.97PASS 3DH5Ant1 2402-1.09≤20.97PASS 2441-1.31≤20.97PASS 2480-1.86≤20.97PASS Page12of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page13of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page14of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page15of52 3DH5_Ant1_2480 Page16of52 AppendixD:Carrierfrequencyseparation TestResult TestModeAntennaFrequency[MHz]Result[MHz]Limit[MHz]Verdict DH5Ant1Hop0.976≥0.690PASS 2DH5Ant1Hop1.018≥0.882PASS 3DH5Ant1Hop1.010≥0.876PASS Page17of52 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page18of52 Page19of52 AppendixE:Timeofoccupancy TestResult TestModeAntennaFrequency[MHz] BurstWidth [ms] TotalHops [Num] Result[s]Limit[s]Verdict DH1Ant1Hop0.3723120.116≤0.4PASS DH3Ant1Hop1.6291570.256≤0.4PASS DH5Ant1Hop2.8751090.313≤0.4PASS 2DH1Ant1Hop0.3803130.119≤0.4PASS 2DH3Ant1Hop1.6311590.259≤0.4PASS 2DH5Ant1Hop2.8791030.297≤0.4PASS 3DH1Ant1Hop0.5811570.091≤0.4PASS 3DH3Ant1Hop1.6301590.259≤0.4PASS 3DH5Ant1Hop2.882990.285≤0.4PASS Page20of52 TestGraphs DH1_Ant1_Hop DH3_Ant1_Hop Page21of52 DH5_Ant1_Hop Page22of52 2DH1_Ant1_Hop 2DH3_Ant1_Hop Page23of52 2DH5_Ant1_Hop Page24of52 3DH1_Ant1_Hop 3DH3_Ant1_Hop Page25of52 3DH5_Ant1_Hop Page26of52 Page27of52 AppendixF:Numberofhoppingchannels TestResult TestModeAntennaFrequency[MHz]Result[Num]Limit[Num]Verdict DH5Ant1Hop79≥15PASS 2DH5Ant1Hop79≥15PASS 3DH5Ant1Hop79≥15PASS Page28of52 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page29of52 Page30of52 AppendixG:Bandedgemeasurements TestResult TestModeAntennaChNameFrequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 Low2402-1.02-57.47≤-21.02PASS High2480-1.72-56.69≤-21.72PASS LowHop_2402-1.07-56.63≤-21.07PASS HighHop_2480-1.44-54.13≤-21.44PASS 2DH5Ant1 Low2402-2.27-57.1≤-22.27PASS High2480-2.84-57.35≤-22.84PASS LowHop_2402-2.62-56.03≤-22.62PASS HighHop_2480-2.50-56.39≤-22.5PASS 3DH5Ant1 Low2402-2.75-57.25≤-22.75PASS High2480-5.20-57.21≤-25.2PASS LowHop_2402-3.42-51.75≤-23.42PASS HighHop_2480-3.02-56.35≤-23.02PASS Page31of52 TestGraphs DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 Page32of52 DH5_Ant1_High_Hop_2480 2DH5_Ant1_Low_2402 Page33of52 2DH5_Ant1_High_2480 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 Page34of52 3DH5_Ant1_Low_2402 3DH5_Ant1_High_2480 Page35of52 3DH5_Ant1_Low_Hop_2402 3DH5_Ant1_High_Hop_2480 Page36of52 AppendixH:ConductedSpuriousEmission TestResult TestModeAntennaFrequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 2402 Reference-1.37-1.37---PASS 30~1000-1.37-69≤-21.37PASS 1000~26500-1.37-53.2≤-21.37PASS 2441 Reference-1.35-1.35---PASS 30~1000-1.35-67.84≤-21.35PASS 1000~26500-1.35-53.19≤-21.35PASS 2480 Reference-2.15-2.15---PASS 30~1000-2.15-69.37≤-22.15PASS 1000~26500-2.15-52.77≤-22.15PASS 2DH5Ant1 2402 Reference-5.81-5.81---PASS 30~1000-5.81-69.37≤-25.81PASS 1000~26500-5.81-53.74≤-25.81PASS 2441 Reference-5.79-5.79---PASS 30~1000-5.79-68.63≤-25.79PASS 1000~26500-5.79-53.77≤-25.79PASS 2480 Reference-5.74-5.74---PASS 30~1000-5.74-69.17≤-25.74PASS 1000~26500-5.74-52.69≤-25.74PASS 3DH5Ant1 2402 Reference-5.95-5.95---PASS 30~1000-5.95-67.81≤-25.95PASS 1000~26500-5.95-53.47≤-25.95PASS 2441 Reference-4.54-4.54---PASS 30~1000-4.54-69.17≤-24.54PASS 1000~26500-4.54-52.74≤-24.54PASS 2480 Reference-3.52-3.52---PASS 30~1000-3.52-69.12≤-23.52PASS 1000~26500-3.52-53.2≤-23.52PASS Page37of52 TestGraphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Page38of52 DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 Page39of52 DH5_Ant1_2441_1000~26500 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 Page40of52 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference Page41of52 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 2DH5_Ant1_2441_0~Reference Page42of52 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 Page43of52 2DH5_Ant1_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Page44of52 3DH5_Ant1_2402_0~Reference 3DH5_Ant1_2402_30~1000 Page45of52 3DH5_Ant1_2402_1000~26500 3DH5_Ant1_2441_0~Reference 3DH5_Ant1_2441_30~1000 Page46of52 3DH5_Ant1_2441_1000~26500 3DH5_Ant1_2480_0~Reference Page47of52 3DH5_Ant1_2480_30~1000 3DH5_Ant1_2480_1000~26500 Page48of52 AppendixI:DutyCycle TestResult TestModeAntennaFrequency[MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle…

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ReportNo.:18220WC30162601FCCID:2ADDH-44882Page1of32 Code:AB-RF-05-b FCCTestReport Applicant:Monoprice,Inc. Address:1PointeDriveSuite400,BreaCA92821USA ProductName:TureWirelessWater-resistantEarbuds ReportDate:Aug.24,2023 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC30162601FCCID:2ADDH-44882Page2of32 Code:AB-RF-05-b Contents 1.GeneralInformation...............................................................................................................................6 1.1.ClientInformation........................................................................................................................6 1.2.DescriptionofDevice(EUT)........................................................................................................6 1.3.AuxiliaryEquipmentUsedDuringTest........................................................................................7 1.4.DescriptionofTestConfiguration................................................................................................7 1.5.DescriptionOfTestSetup............................................................................................................8 1.6.TestEquipmentList.....................................................................................................................9 1.7.MeasurementUncertainty.........................................................................................................10 1.8.DescriptionofTestFacility........................................................................................................10 2.SummaryofTestResults.....................................................................................................................11 3.ConductedEmissionTest....................................................................................................................12 3.1.TestStandardandLimit.............................................................................................................12 3.2.TestSetup..................................................................................................................................12 3.3.TestProcedure..........................................................................................................................12 3.4.TestData....................................................................................................................................12 4.RadiationSpuriousEmissionandBandEdge....................................................................................15 4.1.TestStandardandLimit.............................................................................................................15 4.2.TestSetup..................................................................................................................................15 4.3.TestProcedure..........................................................................................................................15 4.4.TestData....................................................................................................................................17 5.MaximumPeakOutputPowerTest.....................................................................................................25 5.1.TestStandardandLimit.............................................................................................................25 5.2.TestSetup..................................................................................................................................25 5.3.TestProcedure..........................................................................................................................25 5.4.TestData....................................................................................................................................25 6.20DBOccupyBandwidthTest.............................................................................................................26 6.1.TestStandard.............................................................................................................................26 6.2.TestSetup..................................................................................................................................26 6.3.TestProcedure..........................................................................................................................26 6.4.TestData....................................................................................................................................26 7.CarrierFrequencySeparationTest.....................................................................................................27 7.1.TestStandardandLimit.............................................................................................................27 7.2.TestSetup..................................................................................................................................27 7.3.TestProcedure..........................................................................................................................27 7.4.TestData....................................................................................................................................27 8.NumberofHoppingChannelTest.......................................................................................................28 8.1.TestStandardandLimit.............................................................................................................28 ReportNo.:18220WC30162601FCCID:2ADDH-44882Page3of32 Code:AB-RF-05-b 8.2.TestSetup..................................................................................................................................28 8.3.TestProcedure..........................................................................................................................28 8.4.TestData..................................................................................................................…

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version01 Monoprice,Inc. DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:44882 FCCID:2ADDH-44882 fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsfor internal antennatype(s) describedbelow: ModelNo.ofantenna:YL-H41-V3/YL-H41B-V3 Typeofantenna:FPCAntenna Gainoftheantenna:2.82dBi Frequencyrange:2400~2500MHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:Monoprice,Inc. Address:1PointeDriveSuite400,BreaCA92821USA City:Brea ZIP/Postalcode:92821 Country:USA Place:CADate:8/24/2023 Signature:

CUSTOMER: SPECIFICATION FOR APPROVED PRODUCTS: FPC Antenna PART NO: Spec.: Data: 2023.04.13 SUPPLIER PREPARED BY CHECKED BY APPROVED BY CUSTOMER ACCEPTED BY CHECKED BY APPROVED BY REMARK:Please send us one(or copy)of this approval with stamp after accepting,other copies filed by the customer. Tel: 18820170917 Fax: 0755-26976277 ShenZhen City Flink Wi Technology CO.,LTD. YL-H41-V3/YL-H41B-V3 ANTENNASPECIFICATION Contents .................................................................................................... 1 1. Project Information.................................................................. 3 1.1. Appearance and Dimensions............................................ 3 2. Electrical Characteristics..........................................................4 2.1. Test Environment Conditions...................................4 2.2. Measurement method........................................................4 2.2.1. VSWR.........................................................................4 2.2.2. Log Mag.......................................................................4 2.3. Efficiency and Gain ............................................... 5 2.3.1. Test system...............................................................5 2.3.2. No-source test data.............................................. 5 2.3.3. 3D Radiation Drawing.............................................................6 2.3.4. directional drawing of horizontal plane......................6 3. Notes.................................................................................................6 4. Reliability test...................................................................... 7 1 ANTENNASPECIFICATION Revision history VERSIONS DATESTATE V1 First Version 2 V 2 V 3 Second Version Third Version 202 2-10-18 202 3-01-18 202 3-03-28 ANTENNASPECIFICATION 1. Project Information 1.1. Appearance and Dimensions 3 Test point Specifications Test result Overall dimensions OK Golden finger  2.98*2.13mm 3.08*2.17mm OK Drawing Inspection items Inspection results Material specification 25um copper+12.5um glue+12.5umPI OK Mater ial Half and half（Electrolytic copper） OK Material gummed paper（3M300LSE） OK Electroplate Gold plating OK Appearance Surface: matte black OK 9.51 mm*9.4mm（±0.3mm） ANTENNA SPECIFICATION 2. Electrical Characteristics 2.1. Test Environment Conditions Temperature OrdinaryTemperature (5 to 35°C) Humidity OrdinaryHumidity (25 to 85% RH) 2.2. Measurement method 4 Left Right 2.3. ANTENNA SPECIFICATION Efficiency and Gain 2.3.1. Test system 2.3.2. No-source test data 5 ANTENNASPECIFICATION 2.3.3. 3D Radiation Drawing 2.3.4. directional drawing of horizontal plane 6 Left Right Left Right ANTENNASPECIFICATION 3. Notes 1、Pay attention not to be too close to the metal during installation to avoid affecting the antenna performance。 2、This antenna is only suitable for this model, and the position of the antenna cannot be changed. 6 Left Right Left Right ANTENNA SPECIFICATION 4. Reliability test Item Test methods and conditions Specifications and requirements Storage conditions Temperature, humidity and air pressure are as follows: 1、Temperature:-30°C~+80°C 2、Air pressure: 45%-85% 3、Pressure :86Kpa-106Kpa Salt spray test salinity is in range of 5% ;PH6.5-7.2;Temperature 35 ± 1°C;Corrosion time 16H. There is no change in appearance, and all antenna parameters are consistent with those of previous tests Vibration test 10-2000-10HZ amplitude 1.52mm Ten times along the X,Y,Z direction Drop Test Drop from 1m onto the board Pull test Bearing capacity≧4N Constant temperature and humidity humidity ：40°C± 2°C,90-95%RH Duration：4H recovery time：1-2H High and low temperature test 70°C -20°C 5 cycles ，Under normal conditions 1-2H 7

ProjectNo.:18220WC301626Page 1 of 2 AppendixI--TestSetupPhotograph ConductedEmissionatACpowerline Emissionsinfrequencybands(below1GHz) ProjectNo.:18220WC301626Page 2 of 2 Emissionsinfrequencybands(above1GHz)