2AN9S-ABX00083Arduino Nano ESP32 with headers, Arduino Nano ESP32

Arduino® Nano ESP32 1 / 22Arduino® Nano ESP32Modified: 29/01/2024 Product Reference Manual SKU: ABX00083 Description The Arduino Nano ESP32 (with and without headers) is a Nano form factor board based on the ESP32-S3 (embedded in the NORA-W106-10B from u-blox®). This is the first Arduino board to be based fully on an ESP32, and features Wi-Fi® as well as Bluetooth® LE. The Nano ESP32 is compatible with the Arduino Cloud, and has support for MicroPython. It is an ideal board for getting started with IoT development. Target areas: Maker, IoT, MicroPython Arduino® Nano ESP32 2 / 22Arduino® Nano ESP32Modified: 29/01/2024 Features Xtensa® Dual-core 32-bit LX7 Microprocessor Up to 240 MHz 384 kB ROM 512 kB SRAM 16 kB SRAM in RTC (low power mode) DMA Controller Power Operating voltage 3.3 V VBUS supplies 5 V via USB-C® connector VIN range is 6-21 V Connectivity Wi-Fi® Bluetooth® LE Built-in antenna 2.4 GHz transmitter/receiver Up to 150 Mbps Pins 14x digital (21x including analog) 8x analog (available in RTC mode) SPI(D11,D12,D13), I2C (A4/A5), UART(D0/D1) Communication Ports SPI I2C I2S UART CAN (TWAI®) Low Power 7 μA consumption in deep sleep mode* 240 μA consumption in light sleep mode* RTC Memory Ultra Low Power (ULP) Coprocessor Power Management Unit (PMU) ADC in RTC mode *The power consumption ratings listed in low power modes are only for the ESP32-S3 SoC. Other components on the board (such as LEDs), consumes power as well, which increases the overall power consumption of the board. Arduino® Nano ESP32 3 / 22Arduino® Nano ESP32Modified: 29/01/2024 5 5 5 5 6 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 12 12 12 12 13 13 13 14 14 14 14 Contents 1 The Board 1.1 Application Examples 2 ESP32 Core 3 Recommended Operating Conditions 4 Block Diagram 5 Board Topology 5.1 Front View 6 NORA-W106-10B (Radio Module / MCU) 6.1 Xtensa® Dual-Core 32bit LX7 Microprocessor 6.2 Wi-Fi® 6.3 Bluetooth® 6.4 PSRAM 6.5 Antenna Gain 7 System 7.1 Resets 7.2 Timers 7.3 Interrupts 8 Serial Communication Protocols 8.1 Inter-Integrated Circuit (I2C) 8.2 Inter-IC Sound (I2S) 8.3 Serial Peripheral Interface (SPI) 8.4 Universal Asynchronous Receiver/Transmitter (UART) 8.5 Two Wire Automotive Interface (TWAI®) 9 External Flash Memory 10 USB Connector 11 Power Options 11.1 Power Tree 11.2 Pin Voltage 11.3 VIN Rating 11.4 VBUS 11.5 Using the 3.3 V Pin 11.6 Pin Current 12 Pinout Arduino® Nano ESP32 4 / 22Arduino® Nano ESP32Modified: 29/01/2024 16 16 17 17 17 18 18 18 18 18 20 20 21 21 22 12.1 Analog (JP1) 12.2 Digital (JP2) 13 Mounting Holes And Board Outline 14 Board Operation 14.1 Getting Started - IDE 14.2 Getting Started - Arduino Web Editor 14.3 Getting Started - Arduino Cloud 14.4 Online Resources 14.5 Board Recovery 15 Declaration of Conformity CE DoC (EU) 16 Declaration of Conformity to EU RoHS & REACH 211 01/19/2021 17 Conflict Minerals Declaration 18 FCC Caution 19 Company Information 20 Reference Documentation 21 Change Log Arduino® Nano ESP32 5 / 22Arduino® Nano ESP32Modified: 29/01/2024 1 The Board Nano ESP32 is a 3.3 V development board based on the NORA-W106-10B from u-blox®, a module that includes a ESP32-S3 system on a chip (SoC). This module has support for Wi-Fi® and Bluetooth® Low Energy (LE), with amplified communication through a built-in antenna. The CPU (32-bit Xtensa® LX7) supports clock frequencies at up to 240 MHz. 1.1 Application Examples Home automation: an ideal board for automating your home, and can be used for smart switches, automatic lighting and motor control for e.g. motor controlled blinds. IoT sensors: with several dedicated ADC channels, accessible I2C/SPI buses and a robust ESP32-S3 based radio module, this board can easily be deployed to monitor sensor values. Low power designs: create battery powered applications with low power consumption, utilising the built in low power modes of the ESP32-S3 SoC. 2 ESP32 Core The Nano ESP32 uses the Arduino Board Package for ESP32 boards, a derivation of Espressif's arduino-esp32 core. Rating 3 Recommended Operating Conditions SymbolDescriptionMinTypMaxUnit V IN Input voltage from VIN pad67.021V V USB Input voltage from USB connector4.85.05.5V T ambient Ambient Temperature-4025105°C Arduino® Nano ESP32 6 / 22Arduino® Nano ESP32Modified: 29/01/2024 Functional Overview 4 Block Diagram Arduino Nano ESP32 Block Diagram Arduino® Nano ESP32 7 / 22Arduino® Nano ESP32Modified: 29/01/2024 5 Board Topology 5.1 Front View Top View of Arduino Nano ESP32 Ref.Description M1NORA-W106-10B (ESP32-S3 SoC) J1CX90B-16P USB-C® connector JP11x15 analog header JP21x15 digital header U2MP2322GQH step down converter U3GD25B128EWIGR 128 Mbit (16 MB) ext. flash memory DL1RGB LED DL2LED SCK (serial clock) DL3LED Power (green) D2PMEG6020AELRX Schottky Diode D3PRTR5V0U2X,215 ESD Protection Arduino® Nano ESP32 8 / 22Arduino® Nano ESP32Modified: 29/01/2024 6 NORA-W106-10B (Radio Module / MCU) The Nano ESP32 features the NORA-W106-10B stand alone radio module, embedding an ESP32-S3 series SoC as well as an embedded antenna. The ESP32-S3 is based on an Xtensa® LX7 series microprocessor. 6.1 Xtensa® Dual-Core 32bit LX7 Microprocessor The microprocessor for the ESP32-S3 SoC inside the NORA-W106 module is a dual-core 32-bit Xtensa® LX7. Each core can run at up to 240 MHz and has 512 kB SRAM memory. The LX7 features: 32-bit customized instruction set 128-bit data bus 32-bit multiplier / divider The LX7 has a 384 kB ROM (Read Only Memory), and 512 kB of SRAM (Static Random Access Memory). It also features an 8 kB RTC FAST and RTC SLOW memory. These memories are designed for low-power operations, where the SLOW memory can be accessed by the ULP (Ulta Low Power) coprocessor, retaining the data in deep sleep mode. 6.2 Wi-Fi® The NORA-W106-10B module supports the Wi-Fi® 4 IEEE 802.11 standards b/g/n, with an output power EIRP at up to 10 dBm. The max range for this module is 500 meters. 802.11b: 11 Mbit/s 802.11g: 54 Mbit/s 802.11n: 72 Mbit/s max at HT-20 (20 MHz), 150 Mbit/s max at HT-40 (4…

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Arduino S.r.l. * the applicant must designate a contact located in the United States for purposes of acting as the applicant’s agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process. U.S. Agent Designation for Service of Process - Certification Attestation Letter March 11, 2024 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID: 2AN9S-ABX00083 FRN: 0026964965 Per section 2.911(d)(7) of the FCC rules, (“ Arduino S.r.l.”) certifies that the equipment for which authorization is sought is designated to the following U.S. Designated agent* for service of process: Company Name: TianHeng Consulting, LLC U.S. Company Address: 392 Andover Street, Wilmington, MA 01887, United States Agent name: Hualing Dong Agent Email Address: [email protected] FRN: 0033401258 The above contact person accepts the obligation for service of process. The applicant accepts to 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. Applicant Signed: Designated Agent Signed: (Required, if different to Applicant): Signed: Signed: Printed name: Francesco Fabio Domenico Violante Printed name: Hualing Dong Title: Chairman of the Board of Directors Title: President Company Name: Arduino S.r.l. Company Name: TianHeng Consulting, LLC Date: Date: 2024 / 03 / 12 Doc ID: 9eaac1d317556018a561a3b1b224cb61f4b34f31 March 12, 2024

Arduino S.r.l. Covered Equipment Certification Attestation Letter 3/8/2024 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID: 2AN9S-ABX00083 (Arduino S.r.l.) 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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. (Arduino S.r.l.) 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. Signed: Printed name: Francesco Fabio Domenico Violante Title: Chairman of the Board of Directors Company Name: manager Arduino S.r.l. Date: 3/8/2024 Doc ID: 9eaac1d317556018a561a3b1b224cb61f4b34f31

2024-03-08 Nemko Canada Inc 303 River Road Ottawa, Ontario, Canada K1V 1H2 Attn: Director of Certification Authority to Act as Agent On our behalf, I appoint Shenzhen Huatongwei International Inspection Co., Ltd./ Building 7, Baiwang Idea Factory, No.1051, Songbai Road, Yangguang Community, Xili Subdistrict, Nanshan District, Shenzhen, Guangdong, China / Xu yang,. to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Nemko Canada Inc, still resides with Arduino S.r.l. / Via Andrea Appiani, 25, 20900 MONZA（Italy） Agency agreement expiration date: 2025-03-08 By: Francesco Fabio Domenico Violante Signature Printed On behalf of : Arduino S.r.l. Telephone: +390113157477 Doc ID: 9eaac1d317556018a561a3b1b224cb61f4b34f31

2024-03-08 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AN9S-ABX00083 Product Name: Arduino Nano ESP32 with headers , Arduino Nano ESP32 Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential:  Schematics  Block diagram  Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. By: Francesco Fabio Domenico Violante Signature Printed On behalf of : Arduino S.r.l. Telephone: +390113157477 Doc ID: 9eaac1d317556018a561a3b1b224cb61f4b34f31

Differences Declaration To whom concern, We company Arduino S.r.l. Here by declares: The product model(s) ABX00092 are the same PCB layout, electronic schematic and Antenna with ABX00083, which tested in Shenzhen Huatongwei International Inspection Co., Ltd., The specific differences are as follows: Product Name Model Arduino Nano ESP32 with headers, ABX00083 Arduino Nano ESP32 ABX00092 Sincerely yours, Name (in print): Francesco Fabio Domenico Violante Company name: Arduino S.r.l. Company address: Via Andrea Appiani, 25 Monza, MB, 20900 Italy Tel: +390113157477 E-Mail: [email protected] Doc ID: 9eaac1d317556018a561a3b1b224cb61f4b34f31

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UBX-21036702 - R04 C1–Public www.u-blox.com NORA-W10 series Stand-alone multiradio modules Data sheet Abstract Targeted towards system integrators and design engineers, this technical data sheet includes the functional description, pin definition, specifications, country approval status, handling instructions, and ordering information for NORA-W10 series modules. Supporting Wi-Fi 4 (802.11b/g/n) and Bluetooth Low Energy v5.0, NORA-W10 standalone, multiradio modules offer a host-less, open CPU configuration that allows customer applications to run on the module itself – with no need for a supporting host MCU. NORA-W10 series modules are ideal for Internet of Things (IoT) devices, telematics, low-power sensors, connected buildings (appliances and surveillance), point-of-sales, health devices, AI, facial recognition, and other design solutions that demand top-grade security.  NORA-W10 series - Data sheet UBX-21036702 - R04 Document information Page 2 of 36 C1–Public Document information Title NORA-W10 series Subtitle Stand-alone multiradio modules Document type Data sheet Document number UBX-21036702 Revision and date R04 19-Dec-2023 Disclosure restriction C1–Public Product status Corresponding content status Functional sample Draft For functional testing. Revised and supplementary data will be published later. In development / Prototype Objective Specification Target values. Revised and supplementary data will be published later. Engineering sample Advance Information Data based on early testing. Revised and supplementary data will be published later. Initial production Early Production Information Data from product verification. Revised and supplementary data may be published later. Mass production / End of life Production Information Document contains the final product specification. This document applies to the following products: Product name Type number Hardware version PCN reference Product status NORA-W101 NORA-W101-00B-00 04 N/A Initial production NORA-W106 NORA-W106-00B-00 04 N/A Initial production NORA-W106 NORA-W106-10B-00 14 N/A Initial production u- -blox or third parties may hold intellectual property rights in the products, names, logos, and designs included in this document. Copying, reproduction, or modification of this document or any part thereof is only permitted with the express written permission of u-blox. Disclosure to third parties is permitted for clearly public documents only. The information contained herein is provided “as is” and u-blox assumes no liability for its use. No warranty, either express or implied, is given, including but not limited to, with respect to the accuracy, correctness, reliability, and fitness for a particular purpose of the information. This document may be revised by u-blox at any time without notice. For the most recent documents, visit www.u blox.com. Copyright © u-blox AG. NORA-W10 series - Data sheet UBX-21036702 - R04 Contents Page 3 of 36 C1–Public Contents Document information ................................................................................................................................ 2 Contents .......................................................................................................................................................... 3 1 Functional description ......................................................................................................................... 5 1.1 Overview ........................................................................................................................................................ 5 1.2 Applications ................................................................................................................................................. 5 1.3 Block diagram .............................................................................................................................................. 6 1.4 Product variants .......................................................................................................................................... 6 1.4.1 NORA-W101 ........................................................................................................................................ 6 1.4.2 NORA-W106 ........................................................................................................................................ 6 1.5 Radio performance ..................................................................................................................................... 7 1.6 CPU................................................................................................................................................................. 7 1.6.1 Software upgrade ............................................................................................................................... 8 1.7 MAC addresses ........................................................................................................................................... 8 1.8 Power modes ................................................................................................................................................ 8 2 Interfaces ................................................................................................................................................. 9 2.1 Power supply ................................................................................................................................................ 9 2.1.1 Module supply input (VCC) ............................................................................................................... 9 2.1.2 Digital I/O interfaces reference voltage (VCC_IO) ........................................................................ 9 2.2 Low frequency clock ................................................................................................................................... 9 2.3 Module reset ..............…

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Page: 1 of 37 TEST REPORT For Bluetooth-LE Report No. ...................................... : CHTW24010102 Report Verification: Project No.................................： SHT2310048501EW FCC ID ............................................. : 2AN9S-ABX00083 Applicant’s name ........................... : Arduino S.r.l. Address ............................................. : Via Andrea Appiani, 25 Monza, MB, 20900 Italy Product Name ................................ : Arduino Nano ESP32 with headers, Arduino Nano ESP32 Trade Mark ....................................... : Arduino Model No. ......................................... : ABX00083 Listed Model(s) ................................. : ABX00092 Standard ......................................... : FCC CFR Title 47 Part 15 Subpart C § 15.247 Date of receipt of test sample..........: Oct.23, 2023 Date of testing.............................: Oct.23, 2023- Jan.30, 2024 Date of issue...............................: Jan.31, 2024 Result .................. ........................: PASS Compiled by ( Position+Printed name+Signature): File administrators Kiki Kong Supervised by (Position+Printed name+Signature): Project Engineer Kiki Kong Approved by (Position+Printed name+Signature): RF Manager Xu yang Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd. Address ............................................. : Building 7, Baiwang Idea Factory, No.1051, Songbai Road, Yangguang Community, Xili Subdistrict, Nanshan District, Shenzhen, Guangdong, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report merely correspond to the test sample. Report No.: CHTW24010102 Page: 2 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) Contents 1. TEST STANDARDS AND REPORT VERSION 3 1.1. Test Standards 3 1.2. Report version 3 2. TEST DESCRIPTION 4 3. SUMMARY 5 3.1. Client Information 5 3.2. Product Description 5 3.3. Radio Specification Description 5 3.4. Testing Laboratory Information 6 4. TEST CONFIGURATION 7 4.1. Test frequency list 7 4.2. Descriptions of Test mode 7 4.3. Test sample information 7 4.4. Support unit used in test configuration and system 8 4.5. Testing environmental condition 8 4.6. Statement of the measurement uncertainty 8 4.7. Equipment Used during the Test 9 5. TEST CONDITIONS AND RESULTS 11 5.1. Antenna Requirement 11 5.2. AC Conducted Emission 12 5.3. Peak Output Power 15 5.4. Power Spectral Density 16 5.5. 6dB bandwidth 17 5.6. 99% Occupied Bandwidth 18 5.7. Duty Cycle 19 5.8. Conducted Band edge and Spurious Emission 20 5.9. Radiated Band edge Emission 21 5.10. Radiated Spurious Emission 24 6. TEST SETUP PHOTOS 31 7. EXTERNAL AND INTERNAL PHOTOS 34 7.1. External Photos 34 7.2. Internal Photos 37 8. APPENDIX REPORT 37 Report No.: CHTW24010102 Page: 3 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) 1. TEST STANDARDS AND REPORT VERSION 1.1. Test Standards The tests were performed according to following standards: ‒ FCC CFR Title 47 Part 15 Subpart C § 15.247: Operation within the bands 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz ‒ ANSI C63.10:2020: American National Standard for Testing Unlicensed Wireless Devices ‒ KDB 558074 D01 15.247 Meas Guidance v05r02: Guidance for Compliance Measurements on Digital Transmission System, Frequency Hopping Spread Spectrum System, and Hybrid System Devices Operating under Section 15.247 of The FCC Rules 1.2. Report version Revision No. Date of issue Description N/A 2024-01-31 Original Report No.: CHTW24010102 Page: 4 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) 2. TEST DESCRIPTION Report clause Test Items Standard Requirement Result Test Engineer 5.1 Antenna Requirement 15.203/15.247(c) PASS Xiangyu Wei 5.2 AC Conducted Emission 15.207 PASS JUNMAN.WANG 5.3 Peak Output Power 15.247(b)(3) PASS Xiangyu Wei 5.4 Power Spectral Density 15.247(e) PASS Xiangyu Wei 5.5 6dB Bandwidth 15.247(a)(2) PASS Xiangyu Wei 5.6 99% Occupied Bandwidth - PASS *1 Xiangyu Wei 5.7 Duty cycle - PASS *1 Xiangyu Wei 5.8 Conducted Band Edge and Spurious Emission 15.247(d)/15.205 PASS Xiangyu Wei 5.9 Radiated Band Edge Emission 15.205/15.209 PASS Yifan Wang 5.10 Radiated Spurious Emission 15.247(d)/15.205/15.209 PASS Yifan Wang Note: ‒ The measurement uncertainty is not included in the test result. ‒ *1: No requirement on standard, only report these test data. Report No.: CHTW24010102 Page: 5 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) 3. SUMMARY 3.1. Client Information Applicant: Arduino S.r.l. Address: Via Andrea Appiani, 25 Monza, MB, 20900 Italy Manufacturer: Arduino S.r.l. Address: Via Andrea Appiani, 25 Monza, MB, 20900 Italy 3.2. Product Description Main unit information: Product Name: Arduino Nano ESP32 with headers, Arduino Nano ESP32 Trade Mark: Arduino Model No.: ABX00083 Listed Model(s): ABX00092 Power supply: DC 5V Hardware version: 0.3 Software version: 2.0.13 3.3. Radio Specification Description Bluetooth version: V5.0 Support function: BLE1M,BLE2M Modulation: GFSK Operation frequency: 2402MHz~2480MHz Channel number: 40 Channel separation: 2MHz Antenna type: PCB Antenna Antenna gain: 3.0dBi Report No.: CHTW24010102 Page: 6 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei Internati…

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Page: 1 of 37 TEST REPORT For WiFi-2.4GHz Band Report No. ...................................... : CHTW24010103 Report Verification: Project No.................................： SHT2310048501EW FCC ID ............................................. : 2AN9S-ABX00083 Applicant’s name ........................... : Arduino S.r.l. Address ............................................. : Via Andrea Appiani, 25 Monza, MB, 20900 Italy Product Name ................................ : Arduino Nano ESP32 with headers, Arduino Nano ESP32 Trade Mark ....................................... : Arduino Model No. ......................................... : ABX00083 Listed Model(s) ................................. : ABX00092 Standard ......................................... : FCC CFR Title 47 Part 15 Subpart C § 15.247 Date of receipt of test sample..........: Oct.23, 2023 Date of testing.............................: Oct.23, 2023- Jan.30, 2024 Date of issue...............................: Jan.31, 2024 Result .................. ........................: PASS Compiled by ( Position+Printed name+Signature): File administrators Kiki Kong Supervised by (Position+Printed name+Signature): Project Engineer Kiki Kong Approved by (Position+Printed name+Signature): RF Manager Xu yang Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd. Address ............................................. : Building 7, Baiwang Idea Factory, No.1051, Songbai Road, Yangguang Community, Xili Subdistrict, Nanshan District, Shenzhen, Guangdong, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report merely correspond to the test sample. Report No.: CHTW24010103 Page: 2 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) ` Contents 1. TEST STANDARDS AND REPORT VERSION 3 1.1. Test Standards 3 1.2. Report version 3 2. TEST DESCRIPTION 4 3. SUMMARY 5 3.1. Cl ient Information 5 3.2. Product Description 5 3.3. Radio Specification Description 5 3.4. Testing Laboratory Information 6 4. TEST CONFIGURATION 7 4.1. Test frequency list 7 4.2. Test mode 7 4.3. Test sample information 8 4.4. Support unit used in test configuration and system 8 4.5. Testing environmental condition 8 4.6. Statement of the measurement uncertainty 9 4.7. Equipment Used during the Test 10 5. TEST CONDITIONS AND RESULTS 12 5.1. Antenna Requirement 12 5.2. AC Conducted Emission 13 5.3. Peak Output Power 15 5.4. Power Spectral Density 16 5.5. 6dB bandwidth 17 5.6. 99% Occupied Bandwidth 18 5.7. Duty Cycle 19 5.8. Conducted Band edge and Spurious Emission 20 5.9. Radiated Band edge Emission 22 5.10. Radiated Spurious Emission 27 6. TEST SETUP PHOTOS 35 7. EXTERNAL AND INTERNAL PHOTOS 37 8. APPENDIX REPORT 37 Report No.: CHTW24010103 Page: 3 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) ` 1. TEST STANDARDS AND REPORT VERSION 1.1. Test Standards The tests were performed according to following standards: ‒ FCC CFR Title 47 Part 15 Subpart C § 15.247: Operation within the bands 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz ‒ ANSI C63.10:2020: American National Standard for Testing Unlicensed Wireless Devices ‒ KDB 558074 D01 15.247 Meas Guidance v05r02: Guidance for Compliance Measurements on Digital Transmission System, Frequency Hopping Spread Spectrum System, and Hybrid System Devices Operating under Section 15.247 of The FCC Rules 1.2. Report version Revision No. Date of issue Description N/A 2024-01-31 Original Report No.: CHTW24010103 Page: 4 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) ` 2. TEST DESCRIPTION Report clause Test Items Standard Requirement Result Test Engineer 5.1 Antenna Requirement 15.203/15.247(c) PASS Xiangyu Wei 5.2 AC Conducted Emission 15.207 PASS JUNMAN.WANG 5.3 Peak Output Power 15.247(b)(3) PASS Xiangyu Wei 5.4 Power Spectral Density 15.247(e) PASS Xiangyu Wei 5.5 6dB Bandwidth 15.247(a)(2) PASS Xiangyu Wei 5.6 99% Occupied Bandwidth - PASS *1 Xiangyu Wei 5.7 Duty cycle - PASS *1 Xiangyu Wei 5.8 Conducted Band Edge and Spurious Emission 15.247(d)/15.205 PASS Xiangyu Wei 5.9 Radiated Band Edge Emission 15.205/15.209 PASS Yifan Wang 5.10 Radiated Spurious Emission 15.247(d)/15.205/15.209 PASS Yifan Wang Note: ‒ The measurement uncertainty is not included in the test result. ‒ *1: No requirement on standard, only report these test data. Report No.: CHTW24010103 Page: 5 of 37 Date of issue: 2024-01-31 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-0 9) ` 3. SUMMARY 3.1. Client Information Applicant: Arduino S.r.l. Address: Via Andrea Appiani, 25 Monza, MB, 20900 Italy Manufacturer: Arduino S.r.l. Address: Via Andrea Appiani, 25 Monza, MB, 20900 Italy 3.2. Product Description Main unit information: Product Name: Arduino Nano ESP32 with headers, Arduino Nano ESP32 Trade Mark: Arduino Model No.: ABX00083 Listed Model(s): ABX00092 Power supply: DC 5V Hardware version: 0.3 Software version: 2.0.13 3.3. Radio Specification Description Support type: 802.11b 802.11g 802.11n Support bandwidth: 20MHz 40MHz Modulation: 802.11b: DBPSK, DQPSK, BPSK, QPSK 802.11g/n: BPSK, QPSK, 16QAM, 64QAM Operation frequency: 802.11b/g/n(HT20): 2412MHz~2462MHz 802.11n(HT40) 2422MHz~2452MHz Channel number: 802.11b/g/n(HT20): 11 802.11n(HT40) 7 Channel separation: 5MHz Antenna technology: SISO MI…

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TEST SETUP PHOTOS Radiated Emission AC Conducted Emission