QZC-NXCMWPWater metrology and communications module

Date: May 5, 2026 Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(7) Agent Designation Attestation FCC ID: QZC-NXCMWP Applicant (Grantee) FRN: 0008634834 To whom it may concern: Applicant (grantee) Honeywell (“the applicant”) as required by section §2.911(d)(7), will also serve as the agent for service of process for the above referenced FCC ID. The applicant acknowledges that they will maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission- related proceeding involving the equipment. The applicant further acknowledges their responsibility under CFR 47 §2.929(c) to inform the FCC whenever the agent information changes. U.S. Agent Information: Charles Greene Honeywell FCC FRN: 0008634834 208 S Rogers Ln Raleigh NC 27610 [email protected] If you have any questions, please feel free to contact me. Signature of Authorized Person Filing: Charles Greene Name: Charles Greene Title: Sr Advanced Wireless/RF Engineer Tel: 919-212-5018 Email: [email protected] Elster Solutions 208 S Rogers Lane Raleigh, NC 27610-2144 United States T +1 919 212 4800 F +1 919 212 4801 www.elster.com

Date: Aug 18, 2026 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA RE: CFR 47 §2.911 (d)(5) Attestation FCC ID: QZC-NXCMWP 1. Elster certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. 2. Elster certifies that the device does not have cybersecurity and / or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, identified on the Covered List installed on the device, nor will it be installed by the applicant anytime after certification. 3. Elster certifies that the RF device is not a router “produced in a foreign country“. 4. Elster certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment and is not an affiliate or subsidiary of an entity identified on the Covered List. If you have any questions, please contact us. Sincerely, Charles Greene Contact name: Charles Greene Company name: Honeywell Address: 208 S Rogers Ln, Raleigh NC 27610 E-mail: [email protected] Tel: 919-212-5018 Elster Solutions 208 S Rogers Lane Raleigh, NC 27610-2144 United States T +1 919 212 4800 F +1 919 212 4801 www.elster.com

Elster Solutions 208 S Rogers Lane Raleigh, NC 27610-2144 United States T +1 919 212 4800 F +1 919 212 4801 www.elster.com 4 May 2026 UL LLC 12 Laboratory Dr. Research Triangle Park, NC 27709 USA Re: FCC ID: QZC-NXCMWP To whom it may concern: I, the undersigned, hereby authorize UL LLC to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by UL Verification Services Inc. on our behalf shall have the same effect as acts of our own. I, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). In authorizing UL LLC as our representative, we still recognize that we are responsible to: a) fulfill the requirements for the scope of certification requested, including implementing any appropriate changes requested by UL Verification Services Telecommunications Certification Body (TCB) and / or the FCC; b) supply any and all information needed for the evaluation of the products for which certification is sought; c) make claims regarding certification only in respect of the scope for which certification has been granted; d) not use our product certification in such a manner as to bring the TCB or FCC into disrepute and to not make any statement regarding product certification which the TCB or FCC may consider misleading or unauthorized; e) discontinue use of all advertising matter that contains any reference thereto and complies with any and all actions required by the FCC upon suspension or cancellation of certification; f) use certification only to indicate that products are certified in conformity with specified standards; g) endeavor to ensure that no certificate or report or any part thereof is used in a misleading manner, and any copies of the grants/certificates shall be reproduced in their entirety; h) comply with the requirements of the TCB and FCC, including the use of marks and label information prescribed for the scope of certification, when making reference to product certification in communication media such as documents, brochure or advertisements; i) comply with the requirements for certification, supply any information needed for evaluation of products to be certified and, where applicable, make provision for the participation of observers; j) ensure that products marketed under the scope of the requested certification continue to comply with the certification requirements; k) provide a sample of a production unit for testing within 30 days of the request should this product be selected as part of either the TCB’s or the FCC’s market surveillance requirements; l) keep a record of all complaints relating to product’s compliance with requirements of relevant standard; make records available to UL or FCC when requested; take appropriate action with respect to such complaints and any deficiencies found in the product that affect compliance with requirements for certification; document the actions taken with respect to complaints and/or deficiencies; m) inform the TCB immediately of any changes that may affect its ability to comply with the certification requirements. This authorization is valid until 3 May 2027. Respectfully, Charles Greene Charles Greene Sr Advanced Wireless/RF Engineer Telephone: 919-212-5018 e-mail: [email protected]

Date: May 5, 2026 Federal Communications Commission Equipment and Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 Confidentiality Request FCC ID: QZC-NXCMWP To whom it may concern, Pursuant to Sections 0.457(d)(1)(ii) and 0.459 of the Commission’s Rules, Elster Solutions, LLC hereby requests permanent confidential treatment of information accompanying this application as outlined below: • Schematics • Block Diagrams • Theory of Operation Elster Solutions, LLC also hereby requests short-term confidential treatment of information accompanying this application as outlined below for a period of 180 days: • Internal Photos • External photos • User Manual • Test setup photos The Model NXCMWP contains trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to Elster Solutions and provide unjustified benefits to its competitors. Elster Solutions understands that pursuant to Rule 0.457(d)(1)(ii), disclosure of this Application and all accompanying materials will not be made before the date of the Grant for this Application. We appreciate your assistance in this matter. Sincerely, Charles Greene Charles Greene Sr Advanced Wireless/RF Engineer Telephone: 919-212-5018 E-mail: [email protected] Elster Solutions 208 S Rogers Lane Raleigh, NC 27610-2144 United States T +1 919 212 4800 F +1 919 212 4801 www.elster.com

KEY CRITICAL DIMENSION R3.175 50.80 25.40 1 SPACE 1 REPAIR DIGIT 1 SPACE 1 REPAIR DIGIT 1 SPACE MODULE LEVEL ASSEMBLY LAN ID NUMBER (SEE NOTE B) 9 POINT TIMES NEW ROMAN FONT FIVE CHARACTER UNIQUE SERIAL NUMBER FOLLOWING MANUFACTURER CODE, YEAR AND WEEK 8 POINT TIMES NEW ROMAN FONT FCC/IC ID FIELD 7 POINT TIMES NEW ROMAN FONT 2D BAR CODE MODULE STYLE NUMBER 8 POINT TIMES NEW ROMAN FONT ASSEMBLY NUMBER 9 POINT TIMES NEW ROMAN FONT HVIN 8 POINT TIMES NEW ROMAN FONT MANUFACTURING NOTES: USE PERMANENT BLACK INK AS RECOMMENDED BY THE LABEL STOCK MANUFACTURER. A. CENTER EACH 23-CHARACTER CODE. 2D BARCODE SHOULD HAVE SHARP BLACK LINES AND CLEAN WHITE SPACES. REFER TO HONEYWELL DRAWING 1B12181 FOR ADDITIONAL BARCODE REQUIREMENTS AND SERIAL NUMBER FORMAT DESCRIPTION. THE 2D BARCODE AND HUMAN READABLE LAN ID NUMBER CORRESPOND TO THE UPPER LEVEL B. MODULE ASSEMBLY. REFER TO THE MODULE LEVEL ASSEMBLY PROCESS SPECIFICATIONS FOR SPECIFIC C. INSTRUCTIONS RELATING TO SCANNING, PRINTING AND APPLYING THE LABEL DURING THE MANUFACTURING PROCESS. MATERIAL:WHITE POLYESTER THERMAL TRANSFER LABEL STOCK (ROLL FORM), REFERENCE D. HONEYWELL P/N 4075B04H15 REVISIONS REV.BYDESCRIPTIONDATEECN 1Perry, NickInitial Release11/6/2025ECN-00072054 Label, Serial Number & FCC ID, NXCM WP DEFAULT TOLERANCE NOTE: DRAWING DIMENSIONED IN MILLIMETERS SHEET 1 OF 1 SCALE: 2:1 REVISION:NUMBER B SIZE (ANSI) TITLE: 01 3019-2083-001 DRAWN: DATE: Perry, Nicholas 06-Nov-2025 11:49 APPROVED: DATE: Greene, Charles 06-Nov-2025 AA BB CC DD 6 6 5 5 4 4 3 3 2 2 1 1 ISO 2768-mk 3019-2083-001 01 Released Honeywell proprietary & Confidential The HEC and TEC codes identified in this watermark supersede any conflicting HEC or TEC codes displayed in the drawing. Downloaded By: Chuck Greene - 04_05_2026_20_06_15 HEC: EAR99 TEC: EAR99 GOV: ESO1.0

NXCM Water Pit module showing FCC/ISED label location

Date: Aug 14, 2026 Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: FCC label QZC-NXCMWP To whom it may concern: FCC label Honeywell/Elster part number 3019-2083-001 is printed on the following manufacturers label stock. The label stock has a solvent based acrylic permanent adhesive. Manufacturer MFR PN Relizon L-ZP-20101P Advanced Automation M-981 If you have any questions, please feel free to contact me. Signature of Authorized Person Filing: Charles Greene Name: Charles Greene Title: Sr Advanced Wireless/RF Engineer Tel: 919-212-5018 Email: [email protected] Elster Solutions 208 S Rogers Lane Raleigh, NC 27610-2144 United States T +1 919 212 4800 F +1 919 212 4801 www.elster.com

FCC Part 1 Subpart I FCC Part 2 Subpart J RSS 102 ISSUE 6 RF EXPOSURE REPORT FOR Electronic water meter metrology device with cellular and 900MHz ISM communication, supports Advanced Metering Infrastructure MODEL NUMBER: NXCMWP FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP REPORT NUMBER: R16351140-E4 ISSUE DATE: 2026-08-21 Prepared for Elster Solutions LLC 208 S. Rogers Lane Raleigh, NC USA Prepared by UL LLC 12 LABORATORY DR. DURHAM, NC 27713 USA TEL: (919) 549-1400 REPORT NO: R16351140-E4 DATE: 2026-08-21 FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP Page 2 of 9 UL LLC FORM NO: 03-EM-F00858 12 Laboratory Dr., Durham, NC 27713 TEL: (919) 549-1400 This report shall not be reproduced except in full, without the written approval of UL LLC. Revision History Rev. Issue Date Revisions Revised By V1 2026-07-27 Initial Issue Noah Bennett V2 2026-08-21 Updated Applicant Noah Bennett REPORT NO: R16351140-E4 DATE: 2026-08-21 FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP Page 3 of 9 UL LLC FORM NO: 03-EM-F00858 12 Laboratory Dr., Durham, NC 27713 TEL: (919) 549-1400 This report shall not be reproduced except in full, without the written approval of UL LLC. TABLE OF CONTENTS 1. ATTESTATION OF TEST RESULTS ......................................................................................................... 4 2. TEST METHODOLOGY ............................................................................................................................. 5 3. REFERENCES ........................................................................................................................................... 5 4. FACILITIES AND ACCREDITATION ......................................................................................................... 5 5. DECISION RULES AND MEASUREMENT UNCERTAINTY...................................................................... 5 5.1. METROLOGICAL TRACEABILITY..................................................................................................... 5 5.2. DECISION RULES ............................................................................................................................. 5 6. MAXIMUM PERMISSIBLE EXPOSURE (LIMITS AND EQUATIONS) ....................................................... 6 6.1. FCC RULES ....................................................................................................................................... 6 6.2. ISED RULES ...................................................................................................................................... 7 6.3. EQUATIONS ...................................................................................................................................... 8 7. RF EXPOSURE RESULTS ........................................................................................................................ 9 REPORT NO: R16351140-E4 DATE: 2026-08-21 FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP Page 4 of 9 UL LLC FORM NO: 03-EM-F00858 12 Laboratory Dr., Durham, NC 27713 TEL: (919) 549-1400 This report shall not be reproduced except in full, without the written approval of UL LLC. 1. ATTESTATION OF TEST RESULTS COMPANY NAME: Elster Solutions LLC 208 S. Rogers Lane Raleigh, NC USA EUT DESCRIPTION: Electronic water meter metrology device with cellular and 900MHz ISM communication, supports Advanced Metering Infrastructure MODEL: NXCMWP SERIAL NUMBER: RAD01, 4262005986 SAMPLE RECEIPT DATE: 2026-07-14 APPLICABLE STANDARDS STANDARD TEST RESULTS FCC PART 1 SUBPART I & PART 2 SUBPART J RSS 102 ISSUE 6 Complies Complies UL LLC. tested the above equipment in accordance with the requirements set forth in the above standards. The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. The results documented in this report apply only to the tested sample, under the conditions and modes of operation as described herein. It is the manufacturer's responsibility to assure that additional production units of this model are manufactured with identical electrical and mechanical components. All samples tested were in good operating condition throughout the entire test program. Measurement Uncertainties are published for informational purposes only and were not taken into account unless noted otherwise. This document may not be altered or revised in any way unless done so by UL LLC. and all revisions are duly noted in the revisions section. Any alteration of this document not carried out by UL LLC. will constitute fraud and shall nullify the document. Approved & Released For UL LLC By: Prepared By: Michael Antola Noah Bennett Senior Staff Engineer Engineer Project Associate Consumer, Medical and IT Segment Consumer, Medical and IT Segment UL LLC UL LLC REPORT NO: R16351140-E4 DATE: 2026-08-21 FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP Page 5 of 9 UL LLC FORM NO: 03-EM-F00858 12 Laboratory Dr., Durham, NC 27713 TEL: (919) 549-1400 This report shall not be reproduced except in full, without the written approval of UL LLC. 2. TEST METHODOLOGY All calculations were made in accordance with FCC Parts 1.1310, 2.1091, 2.1093, KDB 447498 D01 v06, KDB 447498 D03 V01, IEEE Std C95.1-2005, and IEEE Std C95.3-2002, IC Safety Code 6 and RSS 102 Issue 6. 3. REFERENCES Antenna Gain, Declared Output average power and distance declarations have been provided by the client. 4. FACILITIES AND ACCREDITATION UL LLC is accredited by A2LA, certification # 0751.06, for all testing performed within the scope of this report. Testing was performed at the locations noted below. Address ISED CABID ISED Company Number FCC Registration ☐ Building: 12 Laboratory Dr Durham, NC 27713, U.S.A US0067 2180C 825374 ☒ Building: 2800 Perimeter Park Dr. Suite B Morrisville, NC 27560, U.S.A 27265 5. DECISION RULES AND MEASUREMENT UNCERTAINTY 5.1. METROLOGICAL TRACEABILITY The measuring equipment utilized to perform the tests documented in this report has been calibrated in accordance with the manufac…

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2/6/2024Proprietary www.KYOCERA-AVX.com ElectricalSpecifications Typicalperformanceon100x40mmPCB MechanicalSpecifications&OrderingPartNumber KEYBENEFITS Greater Flexibility with Unique Form Factors KYOCERA AVX technology helps you deliver more advanced ergonomic designs without adverse impact on product performance. Quicker Time-to-Market Byoptimizingantennasize, performance and emissions, customer andregulatory specifications aremoreeasilymet. Environmental Compliance Comply with latest RoHS requirements APPLICATIONS DATASHEET Part No. 9002133 Product: ISM Chip Antenna Part No. 9002133 ISM Chip Antenna 868 MHz & 915 MHz Supports: ISM, LoRa OrderingPartNumber9002133 Size(mm)1.00 x 0.55 x 0.40 MountingSurfacemountedtothePCB(SMT) Weight(grams)< 0.001 Packaging Tape & Reel 9002133 –5,000 pieces per reel Demo Board 9002133-02 (for 868 MHz) Operational Temperature Range -55 °Cto +125 °C Storage Temperature / Humidity Condition 15 °Cto +35 °C / ≤ 65% ISM Chip Antenna: 863 - 870 MHz 902 - 928 MHz Frequency(MHz)863 –870902 –928 PeakGain 0.5 dBi1.2 dBi AverageEfficiency 53%62% VSWR < 2.32:1< 2.34:1 Feed Point Impedance50 ohms unbalanced PolarizationLinear Power Handling 0.5 Watt CW This ultra-small chip antenna designed for ISM applications exhibits the high efficiency in a small footprint and delivers the key needs to the device engineers for the higher functionality and better performance in a smaller and thinner designs. It covers 868 MHz or 915 MHz thanks to its tuning capability. For further optimization to custom design and for support to integrate and test this antenna performance in your device, contact our Customer Support Team. •Embedded design •Cellular, Headsets, Tablets •Wearables •Handheld •IoT •Smart home •Telematics •Tracking •Healthcare (FDA Class I) •M2M, Industrial devices TDS-ANT-0131 | Rev 0 © 2024 KYOCERA AVX tel+(1) 858.550.3820 email: [email protected] 1 AvxBlvd, Fountain Inn, SC 29644 DATASHEET|PartNo. 9002133 0 10 20 30 40 50 60 70 80 90 100 900904908912916920924928 Frequency (MHz) Return Loss, Efficiency, and Peak Gain Plots Typical Performance on 100 x 40 mm PCB Efficiency (863 – 870) MHz Efficiency (900 – 928) MHz Peak Gain (863 – 870) MHz Peak Gain (900 – 928) MHz Return Loss (860 – 880) MHz Return Loss (900 – 928) MHz KYOCERA AVX Embedded ISM Chip Antenna Specification KYOCERA AVXproducesawidevarietyofstandardandcustomantennastomeetuserneeds -24 -20 -16 -12 -8 -4 0 900904908912916920924928 Return Loss (dB) Frequency (MHz) Efficiency (%) -3 -2 -1 0 1 2 3 4 5 900904908912916920924928 Peak Gain (dBi) Frequency (MHz) -3 -2 -1 0 1 2 3 863864865866867868869870 Peak Gain (dBi) Frequency (MHz) 0 10 20 30 40 50 60 70 80 90 100 863864865866867868869870 Efficiency (%) Frequency (MHz) -15 -12 -9 -6 -3 0 860865870875880 Return Loss (dB) Frequency (MHz) TDS-ANT-0131 | Rev 0 © 2024 KYOCERA AVX tel+(1) 858.550.3820 email: [email protected] 1 AvxBlvd, Fountain Inn, SC 29644 DATASHEET|PartNo. 9002133 Antenna Radiation Patterns Typical Performance on 100 x 40 mm PCB Measured @ 870 MHz KYOCERA AVX Embedded ISM Chip Antenna Specification KYOCERA AVXproducesawidevarietyofstandardandcustomantennastomeetuserneeds z x y TDS-ANT-0131 | Rev 0 © 2024 KYOCERA AVX tel+(1) 858.550.3820 email: [email protected] 1 AvxBlvd, Fountain Inn, SC 29644 DATASHEET|PartNo. 9002133 Antenna Radiation Patterns Typical Performance on 100 x 40 mm PCB Measured @ 915 MHz KYOCERA AVX Embedded ISM Chip Antenna Specification KYOCERA AVXproducesawidevarietyofstandardandcustomantennastomeetuserneeds z x y TDS-ANT-0131 | Rev 0 © 2024 KYOCERA AVX tel+(1) 858.550.3820 email: [email protected] 1 AvxBlvd, Fountain Inn, SC 29644 DATASHEET|PartNo. 9002133 Antenna Layout (9002133-02) Typical layout dimensions (mm) KYOCERA AVX Embedded ISM Chip Antenna Specification KYOCERA AVXproducesawidevarietyofstandardandcustomantennastomeetuserneeds *VIAS: Diam.0.2mm,(novias ontransmissionlines). Viaholesmust be coveredbysoldermask Pin#Description 1 Feed 2 Ground MatchingPiNetwork(DemoBoard) *Actualmatchingvaluesdependon customerdesign Pin Description TOP SOLDER MASK + SILKSCREEN TOP METAL SUBSTRATE BOTTOM SOLDER MASK BOTTOM METAL VIAS TOP METAL WITH PLATING TOP SOLDER MASK TOP METAL SUBSTRATE RF TRANSMITTING LINE 50 Ω Antenna Top Metal Part + Substrate: Top Solder mask + Silkscreen: BOTTOM METAL BOTTOM SOLDER MASK VIAS Antenna Bottom Metal Part + Bottom Solder Mask: 50ohm Ant R2 R1 P2P1 S1 ComponentValueTolerance R1 100pF±1% R2 5.1pF±0.1pF P1 N/AN/A S1 0 ohmN/A P2 N/AN/A TDS-ANT-0131 | Rev 0 © 2024 KYOCERA AVX tel+(1) 858.550.3820 email: [email protected] 1 AvxBlvd, Fountain Inn, SC 29644 DATASHEET|PartNo. 9002133 Matching circuits Typical Performance on 100 x 40 mm PCB KYOCERA AVX Embedded ISM Chip Antenna Specification KYOCERA AVXproducesawidevarietyofstandardandcustomantennastomeetuserneeds MatchingPiNetwork(DemoBoard) *Actualmatchingvaluesdependon customerdesign 50ohm Ant R2 R1 P2P1 S1 ComponentValueTolerance R1 100pF±1% R2 5.1pF±0.1pF P1 N/AN/A S1 0 ohmN/A P2 N/AN/A MatchingPiNetwork(DemoBoard) *Actualmatchingvaluesdependon customerdesign ComponentValueTolerance R1 82pF±1% R2 3.9pF±0.1pF P1 N/AN/A S1 0 ohmN/A P2 N/AN/A Tunned at 868 MHz: Tunned at 915 MHz: TDS-ANT-0131 | Rev 0 © 2024 KYOCERA AVX tel+(1) 858.550.3820 email: [email protected] 1 AvxBlvd, Fountain Inn, SC 29644 DATASHEET|PartNo. 9002133 Antenna Demo Board (9002133-02) Typical layout dimensions (mm) PartNumberABC 9002133-02(100.0)(40.0)(0.80) *Dimensions in () parenthesis are Reference Only. KYOCERA AVX Embedded ISM Chip Antenna Specification KYOCERA AVXproducesawidevarietyofstandardandcustomantennastomeetuserneeds A B C TDS-ANT-0131 | Rev 0

TEST REPORT Report Number: R16351140-E3 Applicant : Elster Solutions LLC 208 S. Rogers Lane Raleigh, NC USA Model : NXCMWP FCC ID : QZC-NXCMWP IC : 4557A-NXCMWP EUT Description : Electronic water meter metrology device with cellular and 900MHz ISM communication, supports Advanced Metering Infrastructure Test Standard(s) : FCC 47 CFR PART 15 SUBPART C ISED RSS-247 ISSUE 4 ISED RSS-GEN ISSUE 5 + A1 + A2 Date Of Issue: 2026-08-21 Prepared by: UL LLC 12 Laboratory Dr. Durham, NC 27713 U.S.A. TEL: (919) 549-1400 REPORT NO: R16351140-E3 DATE: 2026-08-21 FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP Page 2 of 42 UL LLC 12 Laboratory Drive, Durham, NC 27713; USA TEL:(919) 549-1400 This report shall not be reproduced except in full, without the written approval of UL LLC REPORT REVISION HISTORY Rev. Issue Date Revisions Revised By V1 2026-07-27 Initial Issue Noah Bennett V2 2026-08-07 TCB Feedback Noah Bennett V3 2026-08-11 TCB Feedback (2) Noah Bennett V4 2026-08-21 Updated Applicant Noah Bennett REPORT NO: R16351140-E3 DATE: 2026-08-21 FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP Page 3 of 42 UL LLC 12 Laboratory Drive, Durham, NC 27713; USA TEL:(919) 549-1400 This report shall not be reproduced except in full, without the written approval of UL LLC TABLE OF CONTENTS REPORT REVISION HISTORY ......................................................................................................................... 2 TABLE OF CONTENTS .................................................................................................................................... 3 1. ATTESTATION OF TEST RESULTS ......................................................................................................... 5 2. TEST RESULTS SUMMARY ..................................................................................................................... 6 3. TEST METHODOLOGY ............................................................................................................................. 6 4. FACILITIES AND ACCREDITATION ......................................................................................................... 6 5. DECISION RULES AND MEASUREMENT UNCERTAINTY...................................................................... 7 5.1. METROLOGICAL TRACEABILITY..................................................................................................... 7 5.2. DECISION RULES ............................................................................................................................. 7 5.3. MEASUREMENT UNCERTAINTY ..................................................................................................... 7 5.4. SAMPLE CALCULATION ................................................................................................................... 7 6. EQUIPMENT UNDER TEST ...................................................................................................................... 8 6.1. EUT DESCRIPTION .......................................................................................................................... 8 6.2. MAXIMUM OUTPUT POWER ............................................................................................................ 8 6.3. DESCRIPTION OF AVAILABLE ANTENNAS .................................................................................... 8 6.4. SOFTWARE AND FIRMWARE .......................................................................................................... 8 6.5. WORST-CASE CONFIGURATION AND MODE ................................................................................ 8 6.6. DESCRIPTION OF TEST SETUP ...................................................................................................... 9 7. MEASUREMENT METHODS ................................................................................................................... 10 8. TEST AND MEASUREMENT EQUIPMENT ............................................................................................. 11 9. ANTENNA PORT TEST RESULTS ......................................................................................................... 13 9.1. ON TIME AND DUTY CYCLE .......................................................................................................... 13 9.2. 20dB AND 99% BANDWIDTH .......................................................................................................... 14 9.2.1. FSK MODULATION .................................................................................................................. 14 9.3. HOPPING FREQUENCY SEPARATION ......................................................................................... 16 9.3.1. FSK MODULATION .................................................................................................................. 16 9.4. NUMBER OF HOPPING CHANNELS .............................................................................................. 17 9.4.1. FSK MODULATION .................................................................................................................. 18 9.5. AVERAGE TIME OF OCCUPANCY ................................................................................................. 22 9.5.1. FSK MODULATION .................................................................................................................. 22 9.6. OUTPUT POWER ............................................................................................................................ 23 9.6.1. FSK MODULATION .................................................................................................................. 23 REPORT NO: R16351140-E3 DATE: 2026-08-21 FCC ID: QZC-NXCMWP IC: 4557A-NXCMWP Page 4 of 42 UL LLC 12 Laboratory Drive, Durham, NC 27713; USA TEL:(919) 549-1400 This report shall not be reproduced except in full, without the written approval of UL LLC 9.7. CONDUCTED SPURIOUS EMISSIONS .....................................…

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