2BD6T-ENVR12-8ENVR12-8

FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Appendix I Label Appendix II Label Location

Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202510-0310-3 Page: 1 of 8 TB-RF-073-3.1 1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China Tel: +86 75526509301 Email: [email protected] www.cotecna-toby.com Maximum Permissible Exposure Evaluation FCC ID: 2BD6T-ENVR12-16 Original Grant Report No. : TBR-C-202510-0310-3 Applicant : Juan IOT Technology (Hong Kong) Co., Limited Equipment Under Test (EUT) EUT Name : ENVR12-16 Model No. : ENVR12-16 Series Model No. : ENVR12-16-VT4, ENVR12-164-VT4, ENVR16-FTN124D-B, ENVR- FTN164D-B, ENVR12-16-WA-VT4 Brand Name : NIGHT OWL Sample ID : HC-C-202510-0310-01-03# & HC-C-202510-0310-01-04# Receipt Date : 2025-12-19 Test Date : 2025-12-19 to 2026-03-31 Issue Date : 2026-04-01 Standards : FCC Part 2.1091 Test Method : KDB 447498 D01 General RF Exposure Guidance v06 Conclusions : PASS In the configuration tested, the EUT complied with the standards specified above. Test By : Kael Li Reviewed By : Camille Li Approved By : Ivan Su This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in the report. Report No.: TBR-C-202510-0310-3 Page: 2 of 8 www.cotecna-toby.com TB-RF-073-3.1 CONTENTS CONTENTS .............................................................................................................................................2 1. GENERAL INFORMATION ABOUT EUT ..............................................................................4 1.1 Client Information .................................................................................................................4 1.2 General Description of EUT (Equipment Under Test) ....................................................4 2. MEASUREMENT UNCERTAINTY ..........................................................................................5 3. TEST FACILITY ..........................................................................................................................6 4. METHOD OF MEASUREMENT ...............................................................................................7 5. TEST RESULT ............................................................................................................................8 Report No.: TBR-C-202510-0310-3 Page: 3 of 8 www.cotecna-toby.com TB-RF-073-3.1 Revision History Report No. Version Description Issued Date TBR-C-202510-0310-3 Rev.01 Initial issue of report 2026-04-01 Report No.: TBR-C-202510-0310-3 Page: 4 of 8 www.cotecna-toby.com TB-RF-073-3.1 1. General Information about EUT 1.1 Client Information Applicant : Juan IOT Technology (Hong Kong) Co., Limited Address : ROOM 803, CHEVALIER HOUSE 45-51 CHATHAM ROAD SOUTH TSIM SHA TSUI, KOWLOON, Hong Kong China 999077 Manufacturer : Kangyin Electronic Technology company Limited Address : Lot D, Road D1, Chau Son Industrial Park, Chau Son Ward, Ninh Binh Province, Vietnam 1.2 General Description of EUT (Equipment Under Test) EUT Name : ENVR12-16 Models No. : ENVR12-16, ENVR12-16-VT4, ENVR12-164-VT4, ENVR16- FTN124D-B, ENVR-FTN164D-B, ENVR12-16-WA-VT4 Model Different : All these models are identical in the same PCB, layout and electrical circuit, The only difference is model name. Operation Frequency: Bluetooth (BLE): 2402MHz~2480MHz Number of Channel: Bluetooth (BLE): 40 channels Antenna Gain: 0dBi PCB Antenna Modulation Type: GFSK Product Description : Bit Rate of Transmitter: 1/2Mbps Power Rating : CS Power Supply Model: CS-4803750 Input: 100-240V~ 50/60Hz 3.5A Max Output: 48.0V3.75A 180.0W Software Version : ---- Hardware Version : ---- Remark: (1) The antenna gain and adapter provided by the applicant, the verified for the RF conduction test provided by TOBY test lab. (2) The above antenna information is declared by manufacturer and for more detailed features description, please refer to the manufacturer's specifications, the laboratory shall not be held responsible. (3) For a more detailed features description, please refer to the manufacturer’s specifications or the User’s Manual. Report No.: TBR-C-202510-0310-3 Page: 5 of 8 www.cotecna-toby.com TB-RF-073-3.1 2. Measurement Uncertainty The reported uncertainty of measurement y±U，where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %. Test Item Parameters Expanded Uncertainty (U Lab ) Conducted Emission Level Accuracy: 9kHz~150kHz 150kHz to 30MHz ±3.50 dB ±3.10 dB Radiated Emission Level Accuracy: 9kHz to 30 MHz ±4.60 dB Radiated Emission Level Accuracy: 30MHz to 1000 MHz ±4.50 dB Radiated Emission Level Accuracy: Above 1000MHz ±4.20 dB RF Power-Conducted / ±0.95 dB Power Spectral Density- Conducted / ±3dB Occupied Bandwidth / ±3.8% Unwanted Emission- Conducted / ±2.72 dB Report No.: TBR-C-202510-0310-3 Page: 6 of 8 www.cotecna-toby.com TB-RF-073-3.1 3. Test Facility The testing report were performed by the Shenzhen Toby Technology Co., Ltd., in their facilities located at 1/F., Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. At the time of testing, the following bodies accredited the Laboratory: CNAS (L5813) The Laboratory has been accredited by CNAS to ISO/IEC 17025: 2017 General Requirements for the Competence of Testing and Calibration Laboratories for the competence in the field of testing. And the Registration No.: CNAS L5813. A2LA Certificate No.: 4750.01 The laboratory has been accredited by American Association for Laboratory Accreditation(A2LA) to ISO/IEC 17025：2017 General Requirements for the Competence of Testing and Calibration Laboratories for the technical competence in the field of Electrical Testing. And the A2LA Certificate No.: 4750.01.FCC Accredited Test Site Nu…

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NOTE:ThisdocumentisissuedbyShenzhenMorlabCommunicationsTechnologyCo.,Ltd.,thetestreportshallnotbereproducedexceptin fullwithoutpriorwrittenpermissionofthecompany.Thetestresultsapplyonlytotheparticularsample(s)testedandtothespecifictestscarried outwhichisavailableonrequestforvalidationandinformationconfirmedatourwebsite. MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.,FL1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698525 Http://www.morlab.cnE-mail:[email protected] Page1of 14 REPORTNo.：SZ22110117E01 TESTREPORT APPLICANT:ZhejiangLierdaInternetofThingsTechnologyCo.,Ltd PRODUCTNAME:T55BLEModule MODELNAME:LSD4BT-T55ASTD001 TRADENAME:Lierda BRANDNAME:N/A STANDARD(S):IEEEStd149-2021 RECEIPTDATE:2022-11-10 TESTDATE:2022-11-10 ISSUEDATE:2022-11-22 Editedby: FangJinshan(Rapporteur) Approvedby: ChiShide(Supervisor) MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.FL1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698525 Http://www.morlab.cnE-mail:[email protected] Page2of14 REPORTNo.：SZ22110117E01 DIRECTORY 1.TechnicalInformation ........................................................................................................3 1.1.ApplicantandManufacturerInformation ....................................................................3 1.2.EquipmentUnderTest(EUT)Description...................................................................3 2.TestResults........................................................................................................................4 2.1.AppliedReferenceDocuments.....................................................................................4 2.2.TestConditions...............................................................................................................4 2.3.MeasurementUncertainty.............................................................................................4 2.4.TestResultslists.............................................................................................................5 AnnexAPhotographs...........................................................................................................6 AnnexBFigures .....................................................................................................................7 1.2DRadiationPattern .........................................................................................................7 2.3DRadiationPattern .........................................................................................................8 AnnexCPhotographs .........................................................................................................12 AnnexDGeneralInformation .............................................................................................14 1.1IdentificationoftheResponsibleTestingLaboratory..............................................14 1.2IdentificationoftheResponsibleTestingLocation..................................................14 1.3TestEquipmentsUtilized..............................................................................................14 ChangeHistory VersionDateReasonforchange 1.02022-11-22Firstedition MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.FL1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698525 Http://www.morlab.cnE-mail:[email protected] Page3of14 REPORTNo.：SZ22110117E01 1.TechnicalInformation Note:Providebymanufacturer. 1.1.ApplicantandManufacturerInformation Applicant: ZhejiangLierdaInternetofThingsTechnologyCo.,Ltd ApplicantAddress: Room1402,building1,No.1326,WenyiWestRoad,Cangqian street,YuhangDistrict,Hangzhou,Zhejiang Manufacturer:ZhejiangLierdaInternetofThingsTechnologyCo.,Ltd ManufacturerAddress:Room1402,building1,No.1326,WenyiWestRoad,Cangqian street,YuhangDistrict,Hangzhou,Zhejiang 1.2.EquipmentUnderTest(EUT)Description WirelessTypeBluetooth FrequencyN/A IMEIN/A SampleNo.1# MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.FL1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698525 Http://www.morlab.cnE-mail:[email protected] Page4of14 REPORTNo.：SZ22110117E01 2.TestResults 2.1.AppliedReferenceDocuments Leadingreferencedocumentsfortesting: No.IdentityDocumentTitle 1 IEEEStd149-2021 IEEERecommendedPracticeforAntenna Measurements 2.2.TestConditions TestEnvironmentConditions ： RelativeHumidity:25...75% Temperature:+10°Cto+30°C 2.3.MeasurementUncertainty Theuncertaintyiscalculatedusingthemethodssuggestedinthe"GuidetotheExpressionof UncertaintyinMeasurement"(GUM)publishedbyISO.Whenthetestresultisacriticalvalue,we willusethemeasurementuncertaintygivethejudgmentresultbasedonthe95%Confidence intervals. ItemMeasurementUncertainty(dB) Gain±0.5 VSWR±0.2 MeasurementUncertainty(95%ConfidenceInterval)K=2 MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.FL1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698525 Http://www.morlab.cnE-mail:[email protected] Page5of14 REPORTNo.：SZ22110117E01 2.4.TestResultslists 2.4.1.GainandEfficiency Frequency(MHz)Efficiency(%)Gain(dBi) 24008.98 241 0 09.43-4.99 24209.79-4.80 243010.36-4.48 244011.11-4.12 245012.00-3.79 246012.64-3.74 247012.89-3.71 248013.19-3.51 249013.15-3.40 250013.58-3.13 2.4.2.VSWRandImpedance FrequencyVSWR Impedance (Ω) 2400MHz4.0588.41 2440MHz 2.68132.12 2480MHz1.7350.37 2.4.3.ReturnLoss Frequency ReturnLoss (dB) 2400MHz-4.36 2440MHz -6.79 2480MHz-11.38 MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.FL1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698…

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Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 1 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 RF Test Data for Bluetooth LE (Conducted Measurements) General Description of EUT Product Name: ENVR12-8 Test Model: ENVR12-8 Sample ID: HC-C-202510-0310-01-01# Environmental Conditions Temperature: 25°C Relative Humidity: 55% Test Voltage: DC 3V Test Engineer: Kael Li Note: For a more detailed features description, please refer to the report TBR-C-202510-0310-6 The report only show the worst case data. Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 2 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Contents 1.Duty Cycle ............................................................................................................................................................................................ 3 2.Maximum Conducted Output Power .................................................................................................................................................. 7 3.-6dB Bandwidth ................................................................................................................................................................................. 11 4.Occupied Channel Bandwidth .......................................................................................................................................................... 15 5.Maximum Power Spectral Density Level .......................................................................................................................................... 19 6.Band Edge ......................................................................................................................................................................................... 23 7.Conducted RF Spurious Emission ................................................................................................................................................... 28 8.Restrict Band ..................................................................................................................................................................................... 35 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 3 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 1.Duty Cycle Condition Mode Frequency (MHz) Antenna Duty Cycle (%) Correction Factor (dB) 1/T (kHz) NVNT BLE 1Mbps 2402 Ant1 100 0 0 NVNT BLE 1Mbps 2440 Ant1 100 0 0 NVNT BLE 1Mbps 2480 Ant1 100 0 0 NVNT BLE 2Mbps 2402 Ant1 100 0 0 NVNT BLE 2Mbps 2440 Ant1 100 0 0 NVNT BLE 2Mbps 2480 Ant1 100 0 0 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 4 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Test Graphs Duty Cycle NVNT BLE 1Mbps 2402MHz Ant1 Duty Cycle NVNT BLE 1Mbps 2440MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 5 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Duty Cycle NVNT BLE 1Mbps 2480MHz Ant1 Duty Cycle NVNT BLE 2Mbps 2402MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 6 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Duty Cycle NVNT BLE 2Mbps 2440MHz Ant1 Duty Cycle NVNT BLE 2Mbps 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 7 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 2.Maximum Conducted Output Power Condition Mode Frequency (MHz) Antenna Conducted Power (dBm) Limit (dBm) Verdict NVNT BLE 1Mbps 2402 Ant1 3.873 30 Pass NVNT BLE 1Mbps 2440 Ant1 4.015 30 Pass NVNT BLE 1Mbps 2480 Ant1 3.961 30 Pass NVNT BLE 2Mbps 2402 Ant1 3.947 30 Pass NVNT BLE 2Mbps 2440 Ant1 4.106 30 Pass NVNT BLE 2Mbps 2480 Ant1 4.021 30 Pass Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 8 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Test Graphs Power NVNT BLE 1Mbps 2402MHz Ant1 Power NVNT BLE 1Mbps 2440MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 9 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Power NVNT BLE 1Mbps 2480MHz Ant1 Power NVNT BLE 2Mbps 2402MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 10 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 Power NVNT BLE 2Mbps 2440MHz Ant1 Power NVNT BLE 2Mbps 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.toby-lab.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202510-0310-6 Page: 11 of 39 FCC ID:2BD6T-ENVR12-8 TB-RF-073-3.1 3.-6dB Bandwidth Condition Mode Frequency (MHz) Antenna -6 dB Bandwidth (MHz) Limit -6 dB Bandwidth (MHz) Verdict NVNT BLE 1Mbps 24…

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Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202510-0310-6 Page: 1 of 34 TB-RF-073-3.1 1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China +86 75526509301 Email: [email protected] www.cotecna-toby.com Radio Test Report FCC ID: 2BD6T-ENVR12-8 Original Grant Report No. : TBR-C-202510-0310-6 Applicant : Juan IOT Technology (Hong Kong) Co., Limited Equipment Under Test (EUT) EUT Name : ENVR12-8 Model No. : ENVR12-8 Series Model No. : ENVR12-84, ENVR12-88, ENVR12-816, ENVR12-8-VT4, EN82-FT84DM-B, EN82-FT84B-B, NVR-EN12-8-B Brand Name : Night Owl Sample ID : HC-C-202510-0310-01-01# & HC-C-202510-0310-01-02# Receipt Date : 2025-12-19 Test Date : 2025-12-19 to 2026-04-13 Issue Date : 2026-04-14 Standards : FCC Part 15 Subpart C 15.247 Test Method : ANSI C63.10: 2020+Cor.1:2023+C63.10a: 2024+Errata to C63.10a: 2024 KDB 558074 D01 15.247 Meas Guidance v05r02 Conclusions : PASS In the configuration tested, the EUT complied with the standards specified above. Test By : Kael Li Reviewed By : Camille Li Approved By : Ivan Su This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in the report. Report No.: TBR-C-202510-0310-6 Page: 2 of 34 www.cotecna-toby.com TB-RF-073-3.1 Contents CONTENTS ............................................................................................................................................ 2 1. GENERAL INFORMATION ABOUT EUT ............................................................................. 5 1.1 Client Information ................................................................................................................ 5 1.2 General Description of EUT (Equipment Under Test) ................................................... 5 1.3 Block Diagram Showing the Configuration of System Tested ...................................... 6 1.4 Description of Support Units .............................................................................................. 7 1.5 Description of Test Mode ................................................................................................... 7 1.6 Description of Test Software Setting ................................................................................ 8 1.7 Measurement Uncertainty .................................................................................................. 8 1.8 Test Facility........................................................................................................................... 9 2. TEST SUMMARY..................................................................................................................... 10 3. TEST SOFTWARE .................................................................................................................. 10 4. TEST EQUIPMENT AND TEST SITE .................................................................................. 11 5. CONDUCTED EMISSION ...................................................................................................... 12 5.1 Test Standard and Limit ................................................................................................... 12 5.2 Test Setup........................................................................................................................... 12 5.3 Test Procedure .................................................................................................................. 12 5.4 Deviation From Test Standard......................................................................................... 13 5.5 EUT Operating Mode ........................................................................................................ 13 5.6 Test Data............................................................................................................................. 13 6. RADIATED AND CONDUCTED UNWANTED EMISSIONS ............................................ 14 6.1 Test Standard and Limit ................................................................................................... 14 6.2 Test Setup........................................................................................................................... 15 6.3 Test Procedure .................................................................................................................. 16 6.4 Deviation From Test Standard......................................................................................... 17 6.5 EUT Operating Mode ........................................................................................................ 17 6.6 Test Data............................................................................................................................. 17 7. RESTRICTED BANDS AND BAND EDGE REQUIREMENT .......................................... 18 7.1 Test Standard and Limit ................................................................................................... 18 7.2 Test Setup........................................................................................................................... 18 7.3 Test Procedure .................................................................................................................. 19 7.4 Deviation From Test Standard......................................................................................... 19 7.5 EUT Operating Mode ........................................................................................................ 19 7.6 Test Data............................................................................................................................. 19 8. BANDWIDTH TEST..........................................................................................................…

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