2BOAU-KR101RF OEM Module

Kadex B.V. Bijsterhuizen 2213, 6604LC Wijchen, The Netherlands Federal Communication Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA April 20 th 2026 Attestation Statement according to 2.911(d)(5)(i) and 2.911(d)(5)(ii) FCC ID: 2BOAU-KR101 TO WHOM IT MAY CONCERN: Hereby, we certify that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving equipment authorization pursuant to Section 2.903 of the FCC Rules. Furthermore, we certify that, as of the date of filing the application, the applicant is not identified on the Covered List (either as a specifically named entity or as any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, _______________ (signature & company stamp) Kadex B.V. 0036806172 Bijsterhuizen 2213, 6604LC Wijchen, The Netherlands Jip Dorrestein 0031246488280 [email protected]

ISED/FCC Limited Modular Approval Statement 1 Receiver Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 Certification and Engineering Bureau Innovation, Science and Economic Development Canada Spectrum Engineering Branch 3701 Carling Avenue, Building 94 Ottawa, Ontario K2H 8S2 Subject: Limited Modular Approval Statement Date: 08-13-2026 FCC Certification Number: 2BOAU-KR101 Only applicable for ISED certification: ISED Certification Number: 35650-KR101 PMN: (Product Marketing Name) 219922915 HVIN (Hardware Version Identification Number): KR101 FVIN: (Firmware Version Identification Number) n/a HMN: (Host Marketing Name) n/a TO WHOM IT MAY CONCERN Pursuant to Annex D in RSP-100 and CFR § 15.212, we herewith declare for our module. Limited Modular approval requirement Yes No * (a) The radio elements must have the radio frequency circuitry shielded. Physical/discrete and tuning capacitors may be located external to the shield, but must be on the module assembly. x *Please provide a detailed explanation if the answer is “No.”: (b) The module shall have buffered modulation/data input(s) (if such inputs are provided) to ensure that the module will comply with the requirements set out in the applicable RSS / part 15 under conditions of excessive data rates or over-modulation. x *Please provide a detailed explanation if the answer is “No.”: (c) The module shall have its own power supply regulation on the module. This is to ensure that the module will comply with the requirements set out in the applicable standard regardless of the design of the power supplying circuitry in the host device which houses the module. x *Please provide a detailed explanation if the answer is “No.”: external power supply must be provided (3-3.6VDC, max. 100mA) ISED/FCC Modular Approval Statement 2 (d) The module shall comply with the provisions for external power amplifiers and antennas detailed in the applicable RSS standard as well as FCC parts §15.203, §15.204(b) and §15.204(c). The “professional installation” provision of §15.203 is not applicable to modules but can apply to limited modular approvals. The equipment certification submission shall contain i) a detailed description of the configuration of highest antenna gain for each type of antenna. ii) the maximum transmitting antenna gain for license modules iii) a detailed description of the configuration of lowest antenna gain for each type of receiving antenna for Dynamic Frequency Selection (DFS) modules with removable antenna(s) x *Please provide a detailed explanation if the answer is “No.”: (e) The module shall be tested for compliance with the applicable standard in a stand-alone configuration, i.e. the module must not be inside another device during testing. x *Please provide a detailed explanation if the answer is “No.”: (f) The module shall comply with applicable RSS-102 exposure requirements and any applicable FCC RF exposure requirement which are based on the intended configuration/integration in a host. x *Please provide a detailed explanation if the answer is “No.”: Only applicable for FCC certification: (g) The module must be equipped with either a permanently affixed label or must be capable of electronically displaying its FCC identification number. x *Please provide a detailed explanation if the answer is “No.”: (h) The modular transmitter complies with all applicable FCC rules. Instructions for maintaining compliance are given in the user instructions. x If you have any questions, please feel free to contact us at the address shown below Best Regards, ______________________ Jip Dorrestein – Managing Director Kadex B.V. Bijsterhuizen 2213, 6604 LC Wijchen, Netherlands +31 (0)24 6488 280 INFO for applicant: LMA may be granted when one or more of the requirements in the table above cannot be demonstrated. LMA will also be issued in those instances where applicants can demonstrate that they will retain control over the final installation of the device, such that compliance of the end product is assured. In such cases, an operating condition on the LMA for the module must state that the module is only approved for use when installed in devices produced by a specific manufacturer. module was tested on a test board to provide battery power supply ISED/FCC Modular Approval Statement 3 When LMA is sought, the application for equipment certification must specifically state how control of the end product, into which the module will be installed, will be maintained, such that full compliance of the end product is always ensured.

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 2026-04-20 TO WHOM IT MAY CONCERN Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b) (4) of the Freedom of Information Act, we requests confidentiality for the following products: FCC ID 2BOAU-KR101 For the product stated above, we request that the following information be held confidential; Exhibits Long-Term Confidentiality Short-Term Confidentiality External Photos Internal Photos Block Diagram Schematics Test Setup Photos User’s Manual Parts List Tune Up Operational Description The long-term confidentiality exhibits contain our trade secrets and proprietary information that could be of benefit to our competitors. The short-term confidentiality on the basis of ensuring that business sensitive information remains confidential until the actual marketing of our new device, which is planned for October 17th, 2026. If you have any questions, please feel free to contact me at the address shown below. Sincerely, Name / Title: Jip Dorrestein – Managing Director Company: Kadex B.V. Address: Bijsterhuizen 2213, 6604LC the Netherlands Phone: 0031246488280 Fax: Not applicable E-Mail: [email protected]

1 1 Label design Below a description is made of the label that will be placed on the VIGIL Module. The label size is 15x15mm. 1.1 Label overview Below are the outlines of the label for the VIGIL Module. Below is a picture as an example of the label. 2 1.2 Label items explained See below for the explanation of all items on the label of a VIGIL Module. 1.3 Label placing on product Below you can see the location of the label of the product. The label is located at the frontside of the VIGIL Module.

Exemption letter No. 1-9816-25-03-07_TR1-R02 July 27, 2026 Applicant Kadex B.V. Product RF OEM Module Model Vigil OEM FCC ID 2BOAU-KR101 Tested Technology 915 MHz radio Test Standard(s) Interim procedure KDB 447498 D04 Verdict Exemption fulfilled The test results relate only to devices specified in this document This test report is electronically signed and valid without handwritten signature. Public keys for verification of the electronic signatures can be requested at the testing laboratory. authorized by Timo Franke created by Martin Nunier Lab ManagerCoordinator Area Radio LabsRadio Labs cetecom advanced GmbHDocument No. 1-9816-25-03-07_TR1-R02 Untertuerkheimer Str. 6-10, 66117 SaarbrueckenPage 2of 6 Table of content 1Related cetecom advanced documents .............................................................................................................. 3 2Document history .................................................................................................................................................. 3 3Test laboratory ...................................................................................................................................................... 3 4Client and test sample information ...................................................................................................................... 3 5Measurement details ............................................................................................................................................ 4 5.1915 MHz radio .................................................................................................................................................. 6 5.2Simultaneous Transmission ............................................................................................................................ 6 6Conclusion ............................................................................................................................................................. 6 cetecom advanced GmbHDocument No. 1-9816-25-03-07_TR1-R02 Untertuerkheimer Str. 6-10, 66117 SaarbrueckenPage 3of 6 1Related cetecom advanced documents Document Contents Reference Description Total Pages -- -- -- -- 2Document history Release No. Test Report Part Page Number Applied changes Reason Date of release R01----Initial release--Juli24, 2026 R02 Cover page 1 “RSS-102 Issue 6”corrected to “Interim procedure KDB 447498 D04” typo Juli 27, 2026 The current release R02 replaces the release R01. The replaced exemption letter is herewith invalid. 3Test laboratory cetecom advanced GmbH Untertuerkheimer Str. 6-10 66117 Saarbruecken Germany ☐ Saarbruecken lab ☒ Essen lab Untertuerkheimer Str. 6-10 66117 Saarbruecken Germany Im Teelbruch 116 45219 Essen Germany 4Client and test sample information Customer Product Model Type HW Status SW status Kadex B.V.RF OEM ModuleVigil OEMArt. No. 219922915V1.01EFR32 (915 MHz): 07.14 cetecom advanced GmbHDocument No. 1-9816-25-03-07_TR1-R02 Untertuerkheimer Str. 6-10, 66117 SaarbrueckenPage 4of 6 5Measurement details Minimum distance from the human body specified by the customer: ≥ 20 cm, in according to the document “Vigil_module_operational description_tune_up_1.5” provided by the customer. Calculation based on the document “Vigil_module_operational description_tune_up_1.5” provided by the customer. The customer thus declares that the device is not body-worn. RF Exposure Test Exemptions for Single Source MPE-based Exemption According 1.1307(b)(3)(i)(C) Option C – ERP at frequencies above 300 kHz but at distances R > λ/2π can be exempted as follows: cetecom advanced GmbHDocument No. 1-9816-25-03-07_TR1-R02 Untertuerkheimer Str. 6-10, 66117 SaarbrueckenPage 5of 6 SAR-based Exemption According 1.1307(b)(3)(i)(B) Option B – Available maximum time-averaged power or effective radiated power (ERP) at frequencies above 300 kHz and below 6 GHz, but with distances from 0.5 cm to 40 cm may be exempted as follows: cetecom advanced GmbHDocument No. 1-9816-25-03-07_TR1-R02 Untertuerkheimer Str. 6-10, 66117 SaarbrueckenPage 6of 6 5.1915 MHz radio MPE-based Exemption 5.2Simultaneous Transmission Simultaneous transmission is not considered. 6Conclusion MPE / SAR Based Exemption fulfilled – END OF DOCUMENT – BandTechnology Frequency λ/2π R R ≥ λ/2π fulfilled Maximum Rated Conducted Output Power Maximum Tolerance Minimum Path Loss to Antenna Maximum Antenna Gain Duty CycleEIRPERP ERP Threshold ERP MPE Exemption fulfilled (MHz)(m)(m)(dBm)(dB)(dB)(dBi)(%)(dBm)(dBm)(W)(W) 902.00.0530.200yes18.00.00.0-4.810013.211.10.0130.462yes 915.00.0520.200yes18.00.00.0-2.210015.813.70.0230.468yes 928.00.0510.200yes18.00.00.0-3.410014.612.50.0180.475yes Exemption acc. TABLE 1 TO § 1.1307(b)(3)(i)(C)—SINGLE RF SOURCES SUBJECT TO ROUTINE ENVIRONMENTAL EVALUATION 902-928 MHz ISM 915 MHz radio

Conducted test results No.1-9816-25-03-03_TR1-A201-R02 May 21, 2026 Test Standard(s)FCC 15.247 - NI NA - NI This document is electronically signed and valid without handwritten signature. Public keys for verification of the electronic signatures can be requested at the testing laboratory. Authorized Timo Franke Lab Manager Compliance Testing & Innovation cetecom advanced GmbH Untertürkheimer Str. 6-10, 66117 Saarbrücken Document No. 1-9816-25-03-03_TR1-A201-R02 Release 1 - Page 1 of 51 Table of Content FCC 15.247 # Maximum peak conducted output power ~ Generic 0G9 hopp3 FCC 15.247 # Bandwidth 99pct ~ Generic 0G9 hopp8 FCC 15.247 # Bandwidth 20dB ~ Generic 0G9 hopp15 FCC 15.247 # TX spurious conducted 20dBc ~ Generic 0G9 hopp23 FCC 15.247 # TX spurious conducted 20dBc ~ Generic 0G9 hopp30 FCC 15.247 # TX spurious conducted 20 dBc ~ Generic 0G9 hopp33 NA # Hardcopy SA ~ Time of occupancy single36 NA # Hardcopy SA ~ Time of occupancy 10 s38 NA # Hardcopy SA ~ Carrier frequency separation40 NA # Hardcopy SA ~ Number of hopping channels42 NA # Hardcopy SA ~ Carrier frequency separation44 NA # Hardcopy SA ~ Number of hopping channels46 NA # Hardcopy SA ~ Carrier frequency separation48 NA # Hardcopy SA ~ Number of hopping channels50 cetecom advanced GmbH Untertürkheimer Str. 6-10, 66117 Saarbrücken Document No. 1-9816-25-03-03_TR1-A201-R02 Release 1 - Page 2 of 51 FCC 15.247 # Maximum peak conducted output power ~ Generic 0G9 hopp References TC start18.05.2026 08:11:19 Ambit temp (test rack) [°C] | humidity [rel%] not enabled | not enabled System version6.0.6.5 Standard | Version FCC 15.247 | NI Method DescriptionFCC 15.247 Maximum Peak Output Power Conducted FHSS Information Equipment Signal analyzer,Rohde&Schwarz,FSW-50,1331.5003K50/101929,6.31 Switch matrix,cetecom advanced GmbH,USM,D001,1.0.0 Test Parameter Technology to testGeneric 0G9 hopp EUT portEUT1 Temperaturenom Voltagenom Frequency low to testTrue | Freq [MHz] 902.4 Frequency mid to testTrue | Freq [MHz] 914.8 Frequency high to testTrue | Freq [MHz] 927.6 Auto control enabled power supply | Climatic Box No | No Additional path loss [dB]0.3 Full path typeEUT_SA_GEN_SIG Full path nameEUT1.MP.SIG1/EUT1.SA/ Switch bits 00000001:00000001:00000000:00000110 cetecom advanced GmbH Untertürkheimer Str. 6-10, 66117 Saarbrücken Document No. 1-9816-25-03-03_TR1-A201-R02 Release 1 - Page 3 of 51 Test at TX 902.4 MHz RESULT: Reference power cond. DESCRIPTIONLOWER LIMITUPPER LIMITMEASUREDUNITVERDICT Ref. power 1MHz/1MHz cond. ------17.89dBmINFO Ref. frequency------902.300MHzINFO READ SA SETTINGS: RefLevel [dBm] | RefLevelOffset [dB] | InpAtt [dB]22.89 | 2.18 | 31 Start [MHz] | Stop [MHz]901.650 | 903.150 RBW [MHz] | VBW [MHz]1.000000 | 3.000000 Detector | TraceModePOS | MAXH Sweep: time [ms] | count | points per Section | type200 | 50 | 1001 | SWE 901.80902.00902.20902.40902.60902.80903.00 MHz Frequency 30.0 28.0 26.0 24.0 22.0 20.0 18.0 16.0 14.0 12.0 10.0 dBm Magnitude Peak output power RESULT DESCRIPTIONLOWER LIMITUPPER LIMITMEASUREDUNITVERDICT Peak power---2417.96dBmPASS Frequency at peak------902.277MHzINFO cetecom advanced GmbH Untertürkheimer Str. 6-10, 66117 Saarbrücken Document No. 1-9816-25-03-03_TR1-A201-R02 Release 1 - Page 4 of 51 Test at TX 914.8 MHz RESULT: Reference power cond. DESCRIPTIONLOWER LIMITUPPER LIMITMEASUREDUNITVERDICT Ref. power 1MHz/1MHz cond. ------16.90dBmINFO Ref. frequency------914.700MHzINFO READ SA SETTINGS: RefLevel [dBm] | RefLevelOffset [dB] | InpAtt [dB]21.90 | 2.2 | 30 Start [MHz] | Stop [MHz]914.050 | 915.550 RBW [MHz] | VBW [MHz]1.000000 | 3.000000 Detector | TraceModePOS | MAXH Sweep: time [ms] | count | points per Section | type200 | 50 | 1001 | SWE 914.20914.40914.60914.80915.00915.20915.40 MHz Frequency 30.0 28.0 26.0 24.0 22.0 20.0 18.0 16.0 14.0 12.0 10.0 dBm Magnitude Peak output power RESULT DESCRIPTIONLOWER LIMITUPPER LIMITMEASUREDUNITVERDICT Peak power---2416.98dBmPASS Frequency at peak------914.668MHzINFO cetecom advanced GmbH Untertürkheimer Str. 6-10, 66117 Saarbrücken Document No. 1-9816-25-03-03_TR1-A201-R02 Release 1 - Page 5 of 51 Test at TX 927.6 MHz RESULT: Reference power cond. DESCRIPTIONLOWER LIMITUPPER LIMITMEASUREDUNITVERDICT Ref. power 1MHz/1MHz cond. ------16.43dBmINFO Ref. frequency------927.500MHzINFO READ SA SETTINGS: RefLevel [dBm] | RefLevelOffset [dB] | InpAtt [dB]21.43 | 2.23 | 30 Start [MHz] | Stop [MHz]926.850 | 928.350 RBW [MHz] | VBW [MHz]1.000000 | 3.000000 Detector | TraceModePOS | MAXH Sweep: time [ms] | count | points per Section | type200 | 50 | 1001 | SWE 927.00927.20927.40927.60927.80928.00928.20 MHz Frequency 30.0 28.0 26.0 24.0 22.0 20.0 18.0 16.0 14.0 12.0 10.0 dBm Magnitude Peak output power cetecom advanced GmbH Untertürkheimer Str. 6-10, 66117 Saarbrücken Document No. 1-9816-25-03-03_TR1-A201-R02 Release 1 - Page 6 of 51 RESULT DESCRIPTIONLOWER LIMITUPPER LIMITMEASUREDUNITVERDICT Peak power---2416.44dBmPASS Frequency at peak------927.482MHzINFO Verdict PASS cetecom advanced GmbH Untertürkheimer Str. 6-10, 66117 Saarbrücken Document No. 1-9816-25-03-03_TR1-A201-R02 Release 1 - Page 7 of 51 FCC 15.247 # Bandwidth 99pct ~ Generic 0G9 hopp References TC start15.05.2026 07:36:49 Ambit temp (test rack) [°C] | humidity [rel%] not enabled | not enabled System version6.0.6.5 Standard | Version FCC 15.247 | NI Method DescriptionFCC 15.247 Bandwidth 99pct FHSS Information Equipment Signal analyzer,Rohde&Schwarz,FSW-50,1331.5003K50/101929,6.31 Switch matrix,cetecom advanced GmbH,USM,D001,1.0.0 Test Parameter Technology to testGeneric 0G9 hopp EUT portEUT1 Temperaturenom Voltagenom Frequency low to testTrue | Freq [MHz] 902.4 Frequency mid to testTrue | Freq [MHz] 914.8 Frequency high to testTrue | Freq [MHz] 927.6 Auto control enabled power supply | Climatic Box No | No Additional path loss [dB]0.3 Full path typeEUT_SA_GEN_SIG Full path nameEUT1.MP.SIG1/EUT1.SA/ Switch bits 00000001:00000001:00000000:00000110 cetecom advanced GmbH Untertürkheimer Str. 6-10, …

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Annex 202 – Test Results No. 1-9816-25-03-03_TR1-A202-R01 May 26, 2026 cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-A202-R01 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 1 of 17 DescriptionTest Result Diagrams This document is electronically signed and valid without handwritten signature. Public keys for verification of the electronic signatures can be requested at the testing laboratory. authorized by Timo Franke Lab Manager Compliance Testing & Innovation cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-A202-R01 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 2 of 17 1Measurement diagrams EUT Information for all following tests Sample:48.023 Power Supply :3.6V Battery 2.01_RSE_ch0_standing Common Information Test description:Magnetic Field Strength Measurement related to 30/300 m distance Test Site Location:Ref.-Nr. 441 Semi Anechoic Chamber (SAC1) with 3 m measurement distance Version of Testsoftware:EMC32 V10.60.20 Distance correction:used accord. table, pls. see test report Technical Data:Please see page 2 for detailed data of measurement setup Rec. antenna (pre-scan):height 1.00 m, parallel and 90° to EUT polarisation Used filter:bypass Test Standard:FCC 15.205 § 15.209; RSS-Gen: Issue 5 Operator:PShin Operating Mode:TX 902.4 MHz, PWR 18 Comment 1:Channel Low Environmental Conditions:Humidity: 50 % rH; Temperature: 22.8 °C EUT Setup:1 Verdict:Passed -50 -40 -30 -20 -10 0 10 20 30 40 50 60 9k20 3050100k200 3005001M2M 3M5M10M20 30M L e v e l i n d B μ V / m Frequency in Hz Full Spectrum FCC15.209_Magnetic_Field 17,080 kHz -21,256 dBμV/m 34,440 kHz -30,976 dBμV/m 52,680 kHz -36,374 dBμV/m cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-A202-R01 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 3 of 17 2.02_RSE_ch0_lying Common Information Test description:Magnetic Field Strength Measurement related to 30/300 m distance Test Site Location:Ref.-Nr. 441 Semi Anechoic Chamber (SAC1) with 3 m measurement distance Version of Testsoftware:EMC32 V10.60.20 Distance correction:used accord. table, pls. see test report Technical Data:Please see page 2 for detailed data of measurement setup Rec. antenna (pre-scan):height 1.00 m, parallel and 90° to EUT polarisation Used filter:bypass Test Standard:FCC 15.205 § 15.209; RSS-Gen: Issue 5 Operator:PShin Operating Mode:TX 902.4 MHz, PWR 18 Comment 1:Channel Low Environmental Conditions:Humidity: 50 % rH; Temperature: 22.8 °C EUT Setup:1 Verdict:Passed -50 -40 -30 -20 -10 0 10 20 30 40 50 60 9k20 3050100k200 3005001M2M 3M5M10M20 30M L e v e l i n d B μ V / m Frequency in Hz Full Spectrum FCC15.209_Magnetic_Field 17,160 kHz -22,095 dBμV/m 34,280 kHz -32,505 dBμV/m 52,760 kHz -36,872 dBμV/m cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-A202-R01 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 4 of 17 2.03_RSE_ch31_standing Common Information Test description:Magnetic Field Strength Measurement related to 30/300 m distance Test Site Location:Ref.-Nr. 441 Semi Anechoic Chamber (SAC1) with 3 m measurement distance Version of Testsoftware:EMC32 V10.60.20 Distance correction:used accord. table, pls. see test report Technical Data:Please see page 2 for detailed data of measurement setup Rec. antenna (pre-scan):height 1.00 m, parallel and 90° to EUT polarisation Used filter:bypass Test Standard:FCC 15.205 § 15.209; RSS-Gen: Issue 5 Operator:PShin Operating Mode:TX914.8 MHz, PWR 18 Comment 1:Channel Mid Environmental Conditions:Humidity: 50 % rH; Temperature: 22.8 °C EUT Setup:1 Verdict:Passed -50 -40 -30 -20 -10 0 10 20 30 40 50 60 9k20 3050100k200 3005001M2M 3M5M10M20 30M L e v e l i n d B μ V / m Frequency in Hz Full Spectrum FCC15.209_Magnetic_Field 17,160 kHz -22,273 dBμV/m 34,280 kHz -31,997 dBμV/m 52,840 kHz -35,371 dBμV/m cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-A202-R01 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 5 of 17 2.04_RSE_ch31_lying Common Information Test description:Magnetic Field Strength Measurement related to 30/300 m distance Test Site Location:Ref.-Nr. 441 Semi Anechoic Chamber (SAC1) with 3 m measurement distance Version of Testsoftware:EMC32 V10.60.20 Distance correction:used accord. table, pls. see test report Technical Data:Please see page 2 for detailed data of measurement setup Rec. antenna (pre-scan):height 1.00 m, parallel and 90° to EUT polarisation Used filter:bypass Test Standard:FCC 15.205 § 15.209; RSS-Gen: Issue 5 Operator:PShin Operating Mode:TX914.8 MHz, PWR 18 Comment 1:Channel Mid Environmental Conditions:Humidity: 50 % rH; Temperature: 22.8 °C EUT Setup:1 Verdict:Passed -50 -40 -30 -20 -10 0 10 20 30 40 50 60 9k20 3050100k200 3005001M2M 3M5M10M20 30M L e v e l i n d B μ V / m Frequency in Hz Full Spectrum FCC15.209_Magnetic_Field 17,160 kHz -22,132 dBμV/m 34,280 kHz -32,359 dBμV/m 52,840 kHz -36,569 dBμV/m cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-A202-R01 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 6 of 17 2.05_RSE_ch63_standing Common Information Test description:Magnetic Field Strength Measurement related to 30/300 m distance Test Site Location:Ref.-Nr. 441 Semi Anechoic Chamber (SAC1) with 3 m measurement distance Version of Testsoftware:EMC32 V10.60.20 Distance correction:used accord. table, pls. see test report Technical Data:Please see page 2 for detailed data of measurement setup Rec. antenna (pre-scan):height 1.00 m, parallel and 90° to EUT polarisation Used filter:bypass Test Standard:FCC 15.205 § 15.209; RSS-Gen: Issue 5 Operator:PShin Operating Mode:TX927.6 MHz, PWR 18 Comment 1:Channel High Environmental Conditions:Humidity: 50 % rH; Temperature: 22.8 °C EUT Setup:1 Verdict:Passed -50 -40 -30 -20 -10 0 10 20 30 40 50 60 9k20 3050100k200 3005001M2M 3M5M10M20 30M L e v e l i n d B μ V / m Frequency in Hz Full Spectrum FCC15.209_Magnetic_Field 17,080 kHz -23,390 dBμV/m 34,200 kHz -32,741 dBμV/m 52,760 kHz -36,133 dBμV/m cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-A202-R01 Untertuerkheimer Str. 6-10, 66117 Saarb…

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IK Elektronik GmbH Kadex_Vigil_antenna_915MHz.docx page 1 of 6 Kadex Vigil V1.01 (DEV915080): internal pcb antenna for 915 MHz author: René Gruhle date: 26.05.2026 figure 1: antenna section antenna type: L-antenna implementation: microstrip on FR4 dimensions: approx. 28.2mm x 22.4mm IK Elektronik GmbH Kadex_Vigil_antenna_915MHz.docx page 2 of 6 RF characteristics: *black solder mask, others is identical to sales version DUT module on main pcb figure 2: DUT module on main pcb, mounted on antenna rotating stand Parameter 902MHz 915MHz 928MHz Directivity 2.4dBi 2.5dBi 2.4dBi Peak gain -4.8dBi -2.2dBi -3.4dBi Efficiency 18% 33% 26% Impedance (with matching) 50Ω 50Ω 50Ω IK Elektronik GmbH Kadex_Vigil_antenna_915MHz.docx page 3 of 6 Matching: *black solder mask, others is identical to sales version DUT module mounted on a main pcb, on a wooden board figure 3: test setup return loss, DUT module on main pcb, all on a wooden board IK Elektronik GmbH Kadex_Vigil_antenna_915MHz.docx page 4 of 6 figure 4: antenna matching + 5 0 M H z 5 d B / - 4 0 d B 1 0 d B 1 0 M H z / M A G C E N T E R 9 1 5 M H z S P A N 1 2 0 M H z C H 1 5 d B / R E F 0 d B d B F I L 1 0 k 1 0 k F I L 1 0 k 1 0 k C P L C A L O F S S 1 1 1 2 3 1 : - 2 3 . 4 5 d B 9 1 5 M H z 2 : - 9 . 7 7 7 d B 9 0 6 . 9 M H z 3 : - 9 . 8 4 3 d B 9 2 4 . 9 M H z á 0 d B D a t e : 3 . J A N . 2 6 1 3 : 5 8 : 1 5 0 0 . 2 0 . 5 1 2 5 1 0 - 5 - 2 - 1 - 0 . 5 0 . 5 1 2 5 C E N T E R 9 1 5 M H z S P A N 1 2 0 M H z C H 1 ­ 1 U F I L 1 0 k 1 0 k F I L 1 0 k 1 0 k C P L C A L O F S S 1 1 1 2 3 1 : 4 3 . 3 2 ê j 1 . 6 9 5 ê 9 1 5 M H z 2 : 3 0 . 6 6 ê - j 1 9 . 2 2 ê 9 0 6 . 9 M H z 3 : 7 0 . 9 5 ê j 3 5 . 2 0 ê 9 2 4 . 9 M H z D a t e : 3 . J A N . 2 6 1 3 : 5 8 : 3 5 IK Elektronik GmbH Kadex_Vigil_antenna_915MHz.docx page 5 of 6 Antenna patterns: figure 5: 3D pattern at 902MHz figure 6: 3D pattern at 915MHz figure 7: 3D pattern at 928MHz IK Elektronik GmbH Kadex_Vigil_antenna_915MHz.docx page 6 of 6 Test setup and equipment: • DUT in TX CW mode (test mode) • Rohde & Schwarz ZVCE VNA • Anritsu MS2830A signal analyzer • Schwarzbeck USLP 9143 UHF-SHF log. - per. broadband antenna • Self-build antenna rotating and anechoic chamber for radiated measurements

Test Report No. 1-9816-25-03-03_TR1-R03 August 19, 2026 cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-R03 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 1 of 36 Applicant Kadex B.V. Product RF OEM Module Model Vigil OEM FCC ID 2BOAU-KR101 Tested Technology SRD Test Standard(s) §15.247 Verdict ☒ PASS All applicable, relevant, selected or customer specific tests according to the standard are PASS/complies. For details, please see chapter 8.2 The test results relate only to devices specified in this document This test report is electronically signed and valid without handwritten signature. Public keys for verification of the electronic signatures can be requested at the testing laboratory. authorized by B.Eng. Martin Nunier created by Timo Franke Coordinator Area Lab Manager Compliance Testing & Innovation Compliance Testing & Innovation cetecom advanced GmbH Document No. 1-9816-25-03-03_TR1-R03 Untertuerkheimer Str. 6-10, 66117 Saarbruecken Page 2 of 36 Table of content 1 Disclaimer ............................................................................................................................................................... 3 2 Related cetecom advanced documents ................................................................................................................ 4 3 Document history ................................................................................................................................................... 5 3.1 Current release .................................................................................................................................................. 5 3.2 Previous releases ............................................................................................................................................. 5 4 Test laboratory ........................................................................................................................................................ 5 4.1 Contact information ......................................................................................................................................... 5 4.2 Involved test locations ..................................................................................................................................... 5 4.3 Subcontracted laboratories .............................................................................................................................. 5 4.4 Laboratory listings and recognitions ............................................................................................................... 5 4.5 Reporting statements of conformity – decision rule ..................................................................................... 6 4.6 Measurement Uncertainty valid for conducted/radiated measurements ..................................................... 7 5 Client information ................................................................................................................................................... 8 5.1 Applicant ........................................................................................................................................................... 8 5.2 Manufacturer .................................................................................................................................................... 8 6 Test sample information ............…

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