2AGBW-WIZ20122.4GHz Wi-Fi/ Bluetooth module

ESP32-C3-WIZ2012 Datasheet Pre-release v0.6 Espressif Systems Copyright © 2021 www.espressif.com About This Document This document provides specifications for the ESP32-C3-WIZ2012 module. Document Updates Please always refer to the latest version onhttps://www.espressif.com/en/support/download/documents. Revision History For revision history of this document, please refer to thelast page. Documentation Change Notification Espressif provides email notifications to keep you updated on changes to technical documentation. Please sub- scribe atwww.espressif.com/en/subscribe. Certification Download certificates for Espressif products fromwww.espressif.com/en/certificates. 1 Module Overview 1 Module Overview 1.1 Features MCU • ESP32-C3FH4 embedded, 32-bit RISC-V single- core processor, up to 160 MHz • 384 KB ROM • 400 KB SRAM • 8 KB SRAM in RTC Wi-Fi • IEEE 802.11 b/g/n-compliant • 1T1R mode with data rate up to 150 Mbps • A-MPDU and A-MSDU aggregation • 0.4s guard interval • Center frequency range of operating channel: 2412~2484 MHz Bluetooth ® • Bluetooth LE: Bluetooth 5, Bluetooth mesh • Speed: 1 Mbps, 2 Mbps • Advertising extensions • Multiple advertisement sets • Channel selection algorithm #2 Hardware • Interfaces: GPIO, SPI, UART, I2C, I2S, remote control peripheral, LED PWM controller, general DMA controller, TWAI ® controller (compatible with ISO 11898-1), temperature sensor, SAR ADC • 40 MHz crystal oscillator • Operating voltage/Power supply: 3.0~3.6 V • Ambient temperature: –40~105 °C • Dimensions: (12.0 × 20.0 × 3.4) mm Test • HTOL/HTSL/uHAST/TCT/ESD/Latch-up 1.2 Description ESP32-C3-WIZ2012 is a general-purpose Wi-Fi and Bluetooth LE module. The ordering information ESP32-C3-WIZ2012 is as follows: Table 1: ESP32-C3-WIZ2012 Ordering Information ModuleChip embedded Module dimensions (mm) ESP32-C3-WIZ2012ESP32-C3FH412.0× 20.0 × 3.4 At the core of this module is ESP32-C3FH4*, which has a 32-bit RISC-V single-core processor and 4 MB high- temperature flash. Espressif Systems3ESP32-C3-WIZ2012 Datasheet v0.6 1 Module Overview Note: * For more information on ESP32-C3FH4, please refer to ESP32-C3 Family Datasheet. 1.3 Applications •SmartHome –Lightcontrol –Smart button –Smart plug –Indoor positioning •IndustrialAutomation –Industrialrobot –Mesh network –Human machine interface (HMI) –Industrial field bus •HealthCare –Health monitor –Baby monitor •ConsumerElectronics –Smart watch and bracelet –Over-the-top (OTT) devices –Wi-Fi and bluetooth speaker –Logger toys and proximity sensing toys • Smart Agriculture –Smart greenhouse –Smart irrigation –Agriculture robot • Retail and Catering –POS machines –Service robot • Audio Device –Internet music players –Live streaming devices –Internet radio players • Generic Low-power IoT Sensor Hubs • Generic Low-power IoT Data Loggers Espressif Systems4ESP32-C3-WIZ2012 Datasheet v0.6 Contents Contents 1 Module Overview3 1.1 Features3 1.2 Description3 1.3 Applications4 2 Block Diagram8 3 Pin Definitions9 3.1 Pin Layout9 3.2 Pin Description9 3.3 Strapping Pins10 4 Electrical Characteristics12 4.1 Absolute Maximum Ratings12 4.2 Recommended Operating Conditions12 4.3 DC Characteristics (3.3 V, 25 °C)12 4.4 Current Consumption Characteristics13 4.5 Wi-Fi Radio14 4.5.1 Wi-Fi RF Standards14 4.5.2 Wi-Fi RF Transmitter (TX) Specifications14 4.5.3 Wi-Fi RF Receiver (RX) Specifications15 4.6 Bluetooth LE Radio16 4.6.1 Bluetooth LE RF Transmitter (TX) Specifications16 4.6.2 Bluetooth LE RF Receiver (RX) Specifications18 5 Module Schematics21 6 Physical Dimensions22 6.1 Physical Dimensions22 6.2 Shield Cover23 7 Product Handling24 7.1 Storage Conditions24 7.2 Electrostatic Discharge (ESD)24 7.3 Reflow Profile24 8 Learning Resources25 8.1 Must-Read Documents25 8.2 Important Resources25 Revision History26 Espressif Systems5ESP32-C3-WIZ2012 Datasheet v0.6 List of Tables List of Tables 1 ESP32-C3-WIZ2012 Ordering Information3 2 Pin Definitions9 3 Test Point Definitions10 4 Strapping Pins11 5 Absolute Maximum Ratings12 6 Recommended Operating Conditions12 7 DC Characteristics (3.3 V, 25 °C)12 8 Current Consumption Depending on RF Modes13 9 Current Consumption Depending on Work Modes13 10 Wi-Fi RF Standards14 11 TX Power with Spectral Mask and EVM Meeting 802.11 Standards14 12 TX EVM Test14 13 RX Sensitivity15 14 Maximum RX Level16 15 RX Adjacent Channel Rejection16 16 Transmitter General Characteristics16 17 Transmitter Characteristics - Bluetooth LE 1M17 18 Transmitter Characteristics - Bluetooth LE 2M17 1917 20 18 Receiver Characteristics - Bluetooth LE 1M Receiver Characteristics - Bluetooth LE 2M Espressif Systems6ESP32-C3-WIZ2012 Datasheet v0.6 List of Figures Listof Figures 1 ESP32-C3-WIZ2012 Block Diagram8 2 Pin Layout (Top View)9 3 ESP32-C3-WIZ2012 Schematics21 4 Physical Dimensions22 5 ESP32-C3-WIZ2012 Shield Cover23 6 Reflow Profile24 Espressif Systems7ESP32-C3-WIZ2012 Datasheet v0.6 3 Pin Definitions 3Pin Definitions 3.1Pin Layout The pin diagram below shows the approximate location of pins on the module. For the actual diagram drawn to scale, please refer to Figure6.1Physical Dimensions. IRR CW WW GPin7 Pin5 Pin3 Pin1 GND VDD R B Pin8 Pin6 Pin4 Pin2 RX TX BOOT GND EN VDD Figure 2: Pin Layout (Top View) 3.2Pin Description The module has 8 pins and 6 test points. Please find details in Table2and Table3. For peripheral pin configurations, please refer toESP32-C3 Family Datasheet. By default, most GPIOs of the ESP32-C3FH4 chip do not have internal pull-up or pull-down resistors. You can add them yourself. Table 2: Pin Definitions NameNo.IO No.Function IRR1IO18GPIO or IRR GND2—Ground CW3IO10PWM output VDD4—3.3 V power input WW5IO7PWM output Cont’d on next page Espressif Systems9ESP32-C3-WIZ2012 Datasheet v0.6 3 Pin Definitions Table 2 – cont’d from previous page NameNo.IO No.Function R6IO6PWM output G7IO4PWM output B8IO5PWM output Table 3: Test Point Definitions NameIO No.Function GND—Ground RXIO20Debug UART data reception TXIO21Debug UART data transmission VDD—3.3 V…

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FCC Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Caution: The user is cautioned that changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: —Reorient or relocate the receiving antenna. —Increase the separation between the equipment and receiver. —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help. FCC RF Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and any part of your body. The device must be professionally installed The intended use is generally not for the general public.It is generally for industry/commercial use. The connector is within the transmitter enclosure and can only be accessed by disassembly of the transmitter that is not normally required. the user has no access to the connector. Installation must be controlled. Installation requires special training This module has been assessed against the following FCC rule parts: CFR 47 FCC Part 15 C (15.247, DTS). It is applicable to the modular transmitter This radio transmitter 2AGBW-WIZ2012 has been approved by Federal Communications Commission to operate with the antenna types listed below, with the maximum permissible gain indicated. Antenna types not included in this list that have a gain greater than the maximum gain indicated for any type listed are strictly prohibited for use with this device. The concrete contents to check are the following three points. １)Must use following antenna. ２)Should be installed so that the end user cannot modify the antenna; ３)Feed line should be designed in 50ohm Fine tuning of return loss etc. can be performed using a matching network. Original antenna information 2.4GHz Wi-Fi/ Bluetooth module Antenna model Antenna Type MAX. Antenna Gain (dBi) ANT1 Ceramic antenna 5.19 Canada Statement This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation of the device. L'émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d'Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : 1)L'appareil ne doit pas produire de brouillage; 2)L'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. Please notice that if the ISED certification number is not visible when the module is installed inside another device, then the outside of the device into which the module is installed must also display a label referring to the enclosed module. This exterior label can use wording such as the following: “Contains IC: 20812-WIZ2012” any similar wording that expresses the same meaning may be used. l'appareil hôte doit porter une étiquette donnant le numéro de certification du module d'Industrie Canada, précé dé des mots « Contient un module d'émission », du mot « IC: 20812-WIZ2012» ou d'une formulation similaire exprimant le même sens, comme suit The device meets the exemption from the routine evaluation limits in section 2.5 of RSS 102 and compliance with RSS-102 RF exposure, users can obtain Canadian information on RF exposure and compliance. Le dispositif rencontre l'exemption des limites courantes d'évaluation dans la section 2.5 de RSS 102 etla conformité à l'exposition de RSS-102 rf, utilisateurs peut obtenir l'information canadienne surl'exposition et la conformité de rf. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with a minimum distance of 20 centimeters between the radiator and your body. Cet émetteur ne doit pas être Co-placé ou ne fonctionnant en même temps qu'aucune autre antenne ouémetteur. Cet équipement devrait être installé et actionné avec une distance minimum de 20 centimètres entre le radiateur et votre corps. Notice to OEM integrator Must use the device only in host devices that meet the FCC/ISED RF exposure category of mobile, which means the device is installed and used at distances of at least 20cm from persons. The end user manual shall include FCC Part 15 /ISED RSS GEN compliance statements related to the transmitter as show in this manual. Host manufacturer is responsible for compliance of the host system with module installed with all other applicable requiremen…

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Date: 2021-3-23 Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 To whom it may concern: Signify (China) Investment Co., Ltd I, the undersign ed, hereby authori ze UL-CCIC COMPANY LIMITED to act on our behalf in all manners relating to applicatio n for equipment authorization, including signing of all docum ents relating to these matters. Any and all acts carried out by UL-CCIC COMPANY LIMITED 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-CCIC COMPANY LIMITED as our representative, we still recognize that we are responsible to: a) comply with the relevant provisions of the certification program; b) make all necessary arrangements for the conduct of the evaluation, including provision for examining documentation and access to all areas, records (including internal audit reports) and personnel for the purposes of evaluation ( e.g. testing, inspection, assessment, surveillance, reassessment) and resolution of complaints; c) make claims regarding certification only in respect of the scope for which certification has been granted; d) do not use our product certification in such a manner as to bring the Certification Division into disrepute and not make any statement regarding our product certification which the Certification Division may consider misleading or una uthorized; e) upon suspension or cancella tion of certification, discontin ue use of all advertisin g matter that contains any reference thereto and return any certification documents as required by the Certification Division; f) use certification only to indicate the products are certified as being in conformity with specified standards;

Signify (China) Investment Co., Ltd Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 Subject: Request for Confidentiality FCC ID: 2AGBW-WIZ2012 To Whom It May Concern: Pursuant to the provisions of Sections 0.457 and 0.459 of the Commission's rules (47 CFR §§ 0.457, 0.459), we are requesting the Commission to withhold the following attachments as confidential document from public disclosure indefinitely. Schematic Diagram Block Diagram Theory of Operation Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. lt is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Best Regards C �(C� ) C d ompany Name: 1gn1 111a Jnvestment o., Lt Contact Name: Yefeng Zhang Title of Person: Approbation Group Manager Address: Building no.9, Lane 888, Tianlin Road, Minhang district Shanghai, 200233 China Date: 2021-3-23

Signify (China) Investment Co., Ltd DA TE : 2020-03-23 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Request for Short-Term Confidentiality Company name: Signify (China) Investment Co., Ltd FCC ID: 2AGBW-WIZ2012 FCC Part 15 Certification Pursuant to Sections 0.457 and 0.459 of the commission rules, and in accordance with the FCC Public notice dated June 15, 2004 (DA 04-1705), we hereby request short-term confidentiality for the following items prior to marketing the device.: (1) Test Setup Photos (2) External Photos (3) Internal Photos (4) User Manual The applicant requests the exhibits selected above as short term confidential be withheld from public view for a period of 180 days from the date of the Grant of Equipment Authorization and prior to marketing. This is to avoid premature release of sensitive information prior to marketing or release of the product to the public. Sincerely, Sign� Company Name: Signify (China) Investment Co., Ltd Contact Name: Yefeng Zhang Title of Person: Approbation Group Manager Address: Building no.9, Lane 888, Tianlin Road, Minhang district Shanghai, 200233 China Date: 2021-3-23

Appendix I External Photographs Page 2 of 3 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. View of EUT-1 View of EUT-2 Page 3 of 3 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. View of EUT-3

Appendix II Internal Photographs Page 2 of 2 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. Internal View of EUT-1 RF Model& Antenna location

The results reported herein have been performed in accordance with the laboratory’s terms of accreditation. This report shall not be reproduced except in full without the written approval of the Laboratory. The results in this report apply to the test sample(s) mentioned above at the time of the testing period only and are not to be used to indicate applicability to other similar products. This report does not imply that the product(s) has met the criteria for certification. RF EXPOSURE REPORT For 2.4GHz Wi-Fi/ Bluetooth module MODEL NUMBER: ESP32-C3-WIZ2012 PROJECT NUMBER: 4789839465 REPORT NUMBER: 4789839465-3 FCC ID: 2AGBW-WIZ2012 IC: 20812-WIZ2012 ISSUE DATE: May. 14, 2021 Prepared for Signify (China) Investment Co., Ltd Prepared by UL-CCIC COMPANY LIMITED No. 2, Chengwan Road, Suzhou Industrial Park, People’s Republic of China Tel: +86 512-6808 6400 Fax: +86 512-6808 4099 Website: www.ul.com REPORT No.: 4789839465-3 Page 2 of 7 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED.. Rev. Issue Date Revisions Revised By V0 05/14/2021 Initial Issue REPORT No.: 4789839465-3 Page 3 of 7 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED.. TABLE OF CONTENTS 1. ATTESTATION OF TEST RESULTS ................................................................................. 4 2. TEST METHODOLOGY ..................................................................................................... 5 3. FACILITIES AND ACCREDITATION ................................................................................. 5 4. REQUIREMENT ................................................................................................................. 6 REPORT No.: 4789839465-3 Page 4 of 7 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED.. 1. ATTESTATION OF TEST RESULTS Applicant Information Company Name: Signify (China) Investment Co., Ltd Address: #204, Block 2, 690 Bibo Road, Zhang Jiang High-Tech Park, Shanghai, China Manufacturer Information Company Name: Signify (China) Investment Co., Ltd Address: #204, Block 2, 690 Bibo Road, Zhang Jiang High-Tech Park, Shanghai, China EUT Description Product Name: 2.4GHz Wi-Fi/ Bluetooth module Model Name: ESP32-C3-WIZ2012 Sample Number: 3686975 Data of Receipt Sample: Mar. 08, 2021 Date Tested: Mar. 09, 2021~ May. 13, 2021 APPLICABLE STANDARDS STANDARD TEST RESULTS FCC Guidelines for Human Exposure IEEE C95.1 Complies Prepared By: Reviewed By: Jason Yang Tom Tang Engineer Project Engineer Authorized By: Chris Zhong Laboratory Leader REPORT No.: 4789839465-3 Page 5 of 7 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED.. 2. TEST METHODOLOGY The tests documented in this report were performed in accordance with KDB 447498 D01 General RF Exposure Guidance v06 and FCC Guidelines for Human Exposure IEEE C95.1. 3. FACILITIES AND ACCREDITATION Accreditation Certificate A2LA (Certificate No.: 4829.01) UL-CCIC COMPANY LIMITED has been assessed and proved to be in compliance with A2LA. FCC (FCC Designation No.: CN1247) UL-CCIC COMPANY LIMITED has been recognized to perform compliance testing on equipment subject to the Commission's Declaration of Conformity (DoC) and Certification rules. IC (IC Designation No.: 25056) UL-CCIC COMPANY LIMITED has been recognized to perform compliance testing on equipment subject to the Commission's Declaration of Conformity (DoC) and Certification rules. Note 1: All tests measurement facilities use to collect the measurement data are located at No. 2, Chengwan Road, Suzhou Industrial Park, Suzhou 215122, People’s Republic of China Note 2: For below 30MHz, lab had performed measurements at test anechoic chamber and comparing to measurements obtained on an open field site. These measurements below 30MHz had been correlated to measurements performed on an OFS. Note 3: The test anechoic chamber in UL-CCIC COMPANY LIMITED had been calibrated and compared to the open field sites and the test anechoic chamber is shown to be equivalent to or worst case from the open field site. REPORT No.: 4789839465-3 Page 6 of 7 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED.. 4. REQUIREMENT LIMIT Limits for General Population/Uncontrolled Exposure Limits for General Population/Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/cm 2 ) Averaging Time |E| 2 , |H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f2)* 30 30-300 27.5 0.073 0.2 30 300-1500 -- -- f/150 30 1500-100,000 -- -- 1.0 30 Note 1: f = frequency in MHz, * means Plane-wave equivalent power density Note 2: General population/uncontrolled exposures apply in situations in which the general public may be exposed, or in which persons that are exposed as a consequence of their employment may not be fully aware of the potential for exposure or cannot exercise control over their exposure. Note 3: The limit value 1.0mW/cm 2 is available for this EUT. MPE CALCULATION METHOD S =PG/(4πR 2 ) where: S = power density (in appropriate units, e.g. mW/ cm2) P = power input to the antenna (in appropriate units, e.g., mW) (the measured power value refer to the tune-up document) G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna (appropriate units, e.g., cm) REPORT No.: 4789839465-3 Page 7 of 7 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED.. CALCULATED RESULTS Radio Frequency Radiation Exposure Evaluation WIFI (Worst case) Mode Tune-up …

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The results reported herein have been performed in accordance with the laboratory’s terms of accreditation. This report shall not be reproduced except in full without the written approval of the Laboratory. The results in this report apply to the test sample(s) mentioned above at the time of the testing period only and are not to be used to indicate applicability to other similar products. This report does not imply that the product(s) has met the criteria for certification. FCC 47 CFR PART 15 SUBPART C ISED RSS-247 Issue 2 CERTIFICATION TEST REPORT For 2.4GHz Wi-Fi/ Bluetooth module MODEL NUMBER: ESP32-C3-WIZ2012 PROJECT NUMBER: 4789839465 REPORT NUMBER: 4789839465-2 FCC ID: 2AGBW-WIZ2012 IC: 20812-WIZ2012 ISSUE DATE: May. 19, 2021 Prepared for Signify (China) Investment Co., Ltd Prepared by UL-CCIC COMPANY LIMITED No. 2, Chengwan Road, Suzhou Industrial Park, People’s Republic of China Tel: +86 512-6808 6400 Fax: +86 512-6808 4099 Website: www.ul.com REPORT No.: 4789839465-2 Page 2 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. Revision History Rev. Issue Date Revisions Revised By V0 05/19/2021 Initial Issue REPORT No.: 4789839465-2 Page 3 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. TABLE OF CONTENTS 1. ATTESTATION OF TEST RESULTS ................................................................................. 4 2. TEST METHODOLOGY ..................................................................................................... 6 3. FACILITIES AND ACCREDITATION ................................................................................. 6 4. CALIBRATION AND UNCERTAINTY ................................................................................ 7 4.1. MEASURING INSTRUMENT CALIBRATION .............................................................. 7 4.2. MEASUREMENT UNCERTAINTY ............................................................................... 7 5. EQUIPMENT UNDER TEST ............................................................................................... 8 5.1. DESCRIPTION OF EUT .............................................................................................. 8 5.2. MAXIMUM OUTPUT POWER...................................................................................... 9 5.3. CHANNEL LIST ........................................................................................................... 9 5.4. TEST CHANNEL CONFIGURATION ..........................................................................10 5.5. THE WORSE CASE POWER SETTING PARAMETER ..............................................10 5.6. DESCRIPTION OF AVAILABLE ANTENNAS .............................................................11 5.7. TEST ENVIRONMENT ...............................................................................................12 5.8. DESCRIPTION OF TEST SETUP ...............................................................................13 5.9. MEASURING INSTRUMENT AND SOFTWARE USED ..............................................14 6. MEASUREMENT METHODS ............................................................................................15 7. ANTENNA PORT TEST RESULTS ...................................................................................16 7.1. ON TIME AND DUTY CYCLE .....................................................................................16 7.2. 6 dB BANDWIDTH AND 99% OCCUPIED BANDWIDTH ...........................................18 7.3. CONDUCTED OUTPUT POWER ...............................................................................26 7.4. POWER SPECTRAL DENSITY ..................................................................................31 7.5. CONDUCTED BANDEDGE AND SPURIOUS EMISSIONS ........................................36 7.6. RADIATED TEST RESULTS ......................................................................................64 7.6.1. LIMITS AND PROCEDURE .................................................................................64 7.6.2. TEST ENVIRONMENT ........................................................................................70 7.6.3. RESTRICTED BANDEDGE .................................................................................70 7.6.4. SPURIOUS EMISSIONS .....................................................................................79 8. AC POWER LINE CONDUCTED EMISSIONS ................................................................ 111 9. ANTENNA REQUIREMENTS .......................................................................................... 114 REPORT No.: 4789839465-2 Page 4 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. 1. ATTESTATION OF TEST RESULTS Applicant Information Company Name: Signify (China) Investment Co., Ltd Address: #204, Block 2, 690 Bibo Road, Zhang Jiang High-Tech Park, Shanghai, China Manufacturer Information Company Name: Signify (China) Investment Co., Ltd Address: #204, Block 2, 690 Bibo Road, Zhang Jiang High-Tech Park, Shanghai, China EUT Description Product Name: 2.4GHz Wi-Fi/ Bluetooth module Model Name: ESP32-C3-WIZ2012 Sample Number: 3686975 Data of Receipt Sample: Mar. 08, 2021 Date Tested: Mar. 09, 2021~ May. 18, 2021 APPLICABLE STANDARDS STANDARD TEST RESULTS CFR 47 Part 15 Subpart C ISED RSS-247 ISSUE 2 PASS PASS REPORT No.: 4789839465-2 Page 5 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. Summary of Test Results Clause Test Items FCC/IC Rules Test Results 1 6dB Bandwidth and 99% Occupied Bandwidth FCC Part 15.247 (a) (2) RSS-247 Clause 5.2 (a) ISED RSS-Gen Clause 6.7 Complied 2 Peak Conducted Output Power FCC Part 15.247 (b) (3) RSS-247 Clause 5.…

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REPORT No.: 4789839465-2 Page 57 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. Puw test Plot MCH SPURIOUS EMISSION_30MHz~3GHz MCH SPURIOUS EMISSION_3G Hz~5GHz MCH SPURIOUS EMISSION_5G Hz~10GHz REPORT No.: 4789839465-2 Page 58 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. MCH SPURIOUS EMISSION_10G Hz~15GHz REPORT No.: 4789839465-2 Page 59 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. MCH SPURIOUS EMISSION_15GHz~25GHz REPORT No.: 4789839465-2 Page 60 of 114 UL-CCIC COMPANY LIMITED This report shall not be reproduced except in full, without the written approval of UL-CCIC COMPANY LIMITED. Test Mode Channel Verdict BLE HCH PASS Pref test Plot HCH SPURIOUS EMISSION REPORT No.: 4789839465-2 Page 61 of 114 UL-CCIC COMPANY LIMITED This report shall not be re…

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