2AUYFRMX3231Mobile Phone

RMX3231 This user manual provides the product safety information. Before using the phone, please read the Important Information Guide (IIG) carefully. You are provided with the following standard accessories: 1 Phone, 1 Charger, 1 USB data cable, 1 Safety Guide, 1 Quick Guide, 1 SIM Ejector Tool. Standard accessories RMX3231 16.5cm(6.5'') SAR ValuesFCC SAR 0°C-35°C 4880mAh/18.88Wh(Min) 5000mAh/19.35Wh(Typ) 165.2×76.4×8.9mm 8 Megapixels Rear 5 Megapixels Front 0.896W/kg(Head) 0.250W/kg(Body) This guide will show you how to use the phone and its important functions. You may also visit realme ocial website to get more information about the phone. Greetings from realme mobile Do not place the phone or battery near or inside the heating equipments, cooking equipments, high pressure vessels (such as microwave ovens, induction cooker, electric oven, heater, pressure cooker, water heater, gas stove, etc.) to prevent the battery overheating which may lead to an explosion. The original charger, data cable and battery shall be used. Unapproved chargers, data cables, or batteries that are not certied by the manufacturer may result in electric shock, re, explosion, or other hazards. Back cover can’t be removed. When charging, please place the device in an environment that has a normal room temperature and good ventilation. It is recommended to charge the device in an environment with temperature ranging from 5°C~35°C. How to reboot the phone Press and hold the Power Button and Volume Up Button at the same time until the realme boot animation is displayed to reboot the phone. Bluetooth2.4-2.4835GHz6±2dBm(EIRP) 2.4G Wi-Fi2.4-2.4835GHz14±2dBm(EIRP) Radio Frequenc y Max . Output Pow er Radio Waves Specications 850MHz/ 900MHz32.5±0.8dBm 1800MHz/1900MHz29.5±0.8dBm GSM WCDMA LTE FDD Bands 3 8/41 22.5±0.8dBmLTE TDD Bands 1/2/423±0.8dBm Bands 5/823.2±0.8dBm Bands 1/2/3/4/6623±0.8dBm Bands 5/8/12/17/20/26/28 23.2±0.8dBm Band 722.5±0.8dBm Ambient Light Sensor Volume Key Front Camera Power Key Receiver 5212517V0.1 Accesorios incluidos Se le proporcionan los siguientes accesorios estándar: 1 Teléfono, 1 Cargador, 1 Cable USB, 1 Guía de seguridad, 1 Guía rápida, 1 Herramienta de extracción de tarjeta SIM. Especificaciones técnicas Advertencia No coloque el teléfono o la batería cerca o dentro de equipos de calefacción, electrodomésticos (microondas, cocinas de cualquier tipo, hornos de cualquier tipo o calefactores etc.), menaje de cocina (ollas a presión etc.), para evitar que la batería se sobrecaliente y/o provoque daños en su dispositivo. Debe utilizar el cargador, cable y batería originales. Los cargadores, cables o baterías que no cuenten con la autorización y la certicación del fabricante pueden derivar en diversos problemas como; descargas elétricas, incendios, explosiones, daños en la batería u otros peligros. Al cargar el dispositivo, colóquelo en un entorno que tenga una temperatura ambiente y ventilación normales. Es recomendable que el dispositivo sea cargado en un entorno con una temperatura que oscile entre 5 °C y 35 °C. Cómo forzar el reinicio del teléfono Mantenga presionados los botones de Encendido y Vol (+) hasta que aparezca la animación de inicio de realme para forzar el renicio del teléfono. Bienvenido a realme mobile Esta guía le mostrará el uso del teléfono además de sus funciones más importantes. También, puede visitar nuestra página web ocial de realme donde obtendrá mayor información sobre el mismo. NOTA: La carcasa trasera no es extraible. 4880mAh/18,88Wh(Min) 5000mAh/19 ,35Wh(Typ) 0,896W/kg(Cabeza) 0,250W/kg(Cuerpo) FCC SAR RMX3231 165,2×76,4×8,9(mm) Batería Producto Dimensiones Valores SAR Tamaño de la pantalla 0°C-35°C Temperatura para el correcto funcionamiento 16,5cm(6,5 Pulgadas) Características Eléctricas Entrada 100-240Vca 50/60Hz 0,4A 5Vcc 2A Salida Especicación Eléctrica del terminal móvil 3 ,87 Vcc Cámara Cámara trasera de 8 Mpx Cámara delantera de 5 Mpx Regulación Pasos para buscar la Regulación FCC: Diríjase a Ajustes – Información del teléfono – Regulación. Para realizar la conguración inicial (al adquirir el dispositivo o realizar un reseteo de fábrica) es necesario conectarse a una red de datos (WiFi / Datos móviles). Si no se tiene disponible la red de datos, realice la conguración sin tarjeta SIM insertada. Bluetooth2,4 -2,4 835GHz6±2dBm(EIRP) 2,4 G Wi-Fi2,4 -2,4 835GHz14±2dBm(EIRP) Radio FrecuenciaPotencia máx. de salida Especicaciones de ondas de radio 850MHz/ 900MHz32,5 ±0,8dBm 1800MHz/1900MHz29,5±0,8dBm GSM WCDMA LTE FDD Bands 3 8/41 22,5±0,8dBmLTE TDD Bands 1/2/423±0,8dBm Bands 5/823,2±0,8dBm Bands 1/2/3/4/6623±0,8dBm Bands 5/8/12/17/20/26/28 23,2±0,8dBm Band 722,5±0,8dBm Auricular Botón de encendido y apagado Sensor de luz ambiental Botones de volumen Cámara frontal

FCC Regulatory Conformance 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. - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit dierent from that to which the receiver is connected. - Consult the dealer or an experienced radio/TV technician for help. Caution Any changes or modications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. RF Exposure Information (SAR) This device complies with RF specications when used near your ear or at a distance of 1.5cm from your body. Ensure that the use of belt clips, holsters and similar accessories should not contain metallic components. Keep the device away from your body to meet the distance requirement. This device is designed and manufactured not to exceed the emission limits for exposure to radio frequency (RF) energy set by the Federal Communications Commission of the U.S. Government. The antenna(s) used for this transmitter must not be collocated or operate in conjunction with any other antenna or transmitter. The SAR limit set by the FCC is 1.6W/kg. The highest SAR value of this device type complies with this limit. Regulatory Steps to search Regulatory : Go to Settings—About Phone—Regulatory Conformidad con la FCC Declaración de la FCC Este dispositivo cumple la sección 15 de la normativa de la FCC. Su funcionamiento está sujeto a las dos condiciones siguientes: (1) Este dispositivo no puede provocar interferencias perjudiciales; y (2) Este dispositivo debe aceptar cualquier interferencia recibida, incluidas las interferencias que puedan provocar un funcionamiento indeseado. - Reorientando o recolocando la antena receptora. - Aumentando la separación entre el equipamiento y el receptor. - Conectando el equipamiento a una toma o un circuito distinto a aquel al que está conectado el receptor. - Pidiendo ayuda al distribuidor o a un técnico de radio/TV experimentado. Precaución: Todo cambio o modicación no aprobado expresamente por la parte responsable del cumplimiento puede anular la autoridad del usuario para manejar el equipamiento. Información de exposición a RF (SAR) Este dispositivo cumple las especicaciones de RF cuando se utiliza cerca del oído o a una distancia de 1,5 cm del cuerpo. Si se utilizan pinzas para el cinturón, fundas y accesorios similares, no deben contener componentes metálicos. Aleja el dispositivo del cuerpo lo suciente como para cumplir el requisito de seguridad. Este dispositivo se ha diseñado y fabricado para no superar los límites de emisión para la exposición a radiofrecuencia (RF) establecidos por la Comisión Federal de Comunicaciones del gobierno de Estados Unidos. La(s) antena(s) utilizadas para este transmisor no debe(n) colocarse ni funcionar en combinación con ningún otro transmisor o antena. El límite de SAR establecido por la FCC es de 1,6 W/kg. El máximo valor de SAR de este tipo de dispositivo cumple este límite. Regulación Pasos para buscar Regulación, diríjase a: Ajustes — Información del teléfono — Regulación Safety Guide 5212664 V0.1 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 o and on, the user is encouraged to try to correct the interference by one or more of the following measures: En este equipamiento se ha probado el cumplimiento de los límites para un dispositivo digital Clase B conforme a la sección 15 de la normativa de la FCC. Estos límites se han diseñado para proporcionar una protección razonable frente a interferencias parciales o perjudiciales en una instalación residencial. Este equipamiento genera, emplea y puede irradiar energía de radiofrecuencia y, si no se instala y utiliza según las instrucciones, puede provocar interferencias perjudiciales en las comunicaciones por radio. No obstante, no existen garantías de que no se puedan producir interferencias en una instalación particular. Si este equipamiento provoca interferencias perjudiciales en la recepción de radio o televisión, lo cual se puede determinar apagando y encendiendo el equipamiento, recomendamos al usuario que intente corregir la interferencia mediante una o varias de las siguientes medidas: :

Date: Mar. 15, 2021 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 To Whom It May Concern: The Realme Chongqing Mobile Telecommunications Corp., Ltd., the undersigned, hereby authorizes Mr. Wu Xuewen from Shenzhen BALUN Technology Co., Ltd., to act on the behalf of the Realme Chongqing Mobile Telecommunications Corp., Ltd. solely in matters relating to the application for an FCC equipment authorization for FCC ID: 2AUYFRMX3231 including the signing of documents in connection with this Application. Necessary acts carried out by Shenzhen BALUN Technology Co., Ltd. in connection with the Application shall have the same effect as acts of the Realme Chongqing Mobile Telecommunications Corp., Ltd. The Realme Chongqing Mobile Telecommunications Corp., Ltd. also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. Section 862. Yours Sincerely, Name of the Manager: Yang Liangping Position: Manager Date: Mar. 15, 2021 Signature:

To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 RE: Realme Chongqing Mobile Telecommunications Corp., Ltd FCC ID: 2AUYFRMX3231 FCC Certification Confidentiality Request Gentlemen: This letter is to comply with 47 CFR 0.457 and 0.459 pertaining to confidentiality material. Realme Chongqing Mobile Telecommunications Corp., Ltd requests that the following documents regarding this submission for FCC ID: 2AUYFRMX3231 be kept Long-Term confidential: Exhibit Type File Name Block Diagram Block Diagram.pdf Schematics Schematics.pdf Operational Description Operational Description.pdf Part list BOM.pdf Tune-Up-Procedure Tune up procedure.pdf And below exhibit kept short-term confidential (180 days): Exhibit Type File Name External Photos External Photos.pdf Internal Photos Internal Photos.pdf Test Setup Photos Test Setup Photos.pdf Users Manuals Users Manual.pdf Those documents contain detailed system and equipment description and related information about the product which Realme Chongqing Mobile Telecommunications Corp., Ltd considers to be confidential proprietary, a custom design and, otherwise, not releasable to the general public. Since this design is a basis form which future technological products will evolve, Realme Chongqing Mobile Telecommunications Corp., Ltd considers this information would be of benefit to its competitors, and that the disclosure of the information in these documents would give competitors an unfair advantage in the market. Thank you for your attention to this matter. Yours Sincerely, Name of the Manager: Yang Liangping Position: Manager Date: Mar. 15, 2021 Signature:

Annex No.: BL-SZ2120375-AW 1 / 7 EUT EXTERNAL PHOTOS FRONT VIEW OF EUT REAR VIEW OF EUT Annex No.: BL-SZ2120375-AW 2 / 7 LEFT SIDE VIEW OF EUT RIGHT SIDE OF EUT Annex No.: BL-SZ2120375-AW 3 / 7 TOP VIEW OF EUT BOTTOM VIEW OF EUT Annex No.: BL-SZ2120375-AW 4 / 7 Accessory-Power Adapter(OP52KAUH (US Plug)) CLOSE-UP Annex No.: BL-SZ2120375-AW 5 / 7 Accessory-Power Adapter(OP52YAUH (US Plug)) CLOSE-UP Annex No.: BL-SZ2120375-AW 6 / 7 Accessory-Power Adapter(OP52JAUH (US Plug)) CLOSE-UP Annex No.: BL-SZ2120375-AW 7 / 7 Accessory-USB Cable

丝印内容 标 注 产品轮廓 35x25mm 4.52x7.2mm 7.3x5.0mm label location (devices backside) IMEI2: xxxxxxxxxxxxxxxx IMEI1: xxxxxxxxxxxxxxxx S/N: xxxxxxxx Model: RMX3231Mobile Phone Designed by realmeAssembled in China Realme Chongqing Mobile Telecommunications Corp., Ltd. FCC ID: 2AUYFRMX3231 IMEI2: xxxxxxxxxxxxxxxx IMEI1: xxxxxxxxxxxxxxxx S/N: xxxxxxxx Model: RMX3231Mobile Phone Designed by realmeAssembled in China Realme Chongqing Mobile Telecommunications Corp., Ltd. FCC ID: 2AUYFRMX3231

AnnexNo.:BL-BL-SZ2120375-AI 1 / 9 EUTINTERNALPHOTOS EUTUNCOVERVIEW EUTREARCOVERVIEW BT/WIFIANTENNA 2G/3G/4GDevANTENNA AnnexNo.:BL-BL-SZ2120375-AI 2 / 9 EUTUNCOVERVIEW EUTUNCOVERVIEW AnnexNo.:BL-BL-SZ2120375-AI 3 / 9 MAINBOARDTOPVIEW(WITHSHIELDING) MAINBOARDREARVIEW(WITHSHIELDING) AnnexNo.:BL-BL-SZ2120375-AI 4 / 9 MAINBOARDTOPVIEW(WITHOUTSHIELDING) MAINBOARDREARVIEW(WITHOUTSHIELDING) AnnexNo.:BL-BL-SZ2120375-AI 5 / 9 SUBBOARDTOPVIEWWITHOUT SUBBOARDREARVIEW AnnexNo.:BL-BL-SZ2120375-AI 6 / 9 BatteryPhoto(HuizhouDesayBatteryCo.,LTD(FRONT)) BatteryPhoto(REAR) AnnexNo.:BL-BL-SZ2120375-AI 7 / 9 BatteryPhoto(SUNWODAElectronicCo.,Ltd.(FRONT)) BatteryPhoto(REAR) AnnexNo.:BL-BL-SZ2120375-AI 8 / 9 BatteryPhoto(NingDeAmperexTechnologyLimited(FRONT)) BatteryPhoto(REAR) AnnexNo.:BL-BL-SZ2120375-AI 9 / 9 BatteryPhoto(TWSTechnology(Guangzhou)Limited(FRONT)) BatteryPhoto(REAR)

Report No.: BL-SZ2120375-401 2 / 30 Revision History Version Issue Date Revisions Content Rev. 01 Mar. 19, 2021 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ..................................................................................................................... 4 1.1 Identification of the Testing Laboratory ............................................................................................. 4 1.2 Identification of the Responsible Testing Location ............................................................................ 4 1.3 Laboratory Condition ......................................................................................................................... 4 1.4 Announce .......................................................................................................................................... 4 2 PRODUCT INFORMATION ..................................................................................................................... 5 2.1 Applicant Information ........................................................................................................................ 5 2.2 Manufacturer Information .................................................................................................................. 5 2.3 Factory Information ........................................................................................................................... 5 2.4 General Description for Equipment under Test (EUT) ...................................................................... 5 2.5 Ancillary Equipment .......................................................................................................................... 6 2.6 Technical Information ........................................................................................................................ 7 3 SUMMARY OF TEST RESULTS ............................................................................................................. 8 3.1 Test Standards .................................................................................................................................. 8 3.2 Verdict ............................................................................................................................................... 8 3.3 Test Uncertainty ................................................................................................................................ 8 4 GENERAL TEST CONFIGURATIONS .................................................................................................... 9 4.1 Test Environments ............................................................................................................................ 9 4.2 Test Equipment List .......................................................................................................................... 9 4.3 Test Enclosure list ........................................................................................................................... 11 4.4 Test Configurations ......................................................................................................................... 12 4.5 Test Setups ..................................................................................................................................... 13 4.6 Test Conditions ............................................................................................................................... 15 5 TEST ITEMS .......................................................................................................................................... 16 5.1 Emission Tests ................................................................................................................................ 16 ANNEX A TEST RESULTS ....................................................................................................................... 18 Report No.: BL-SZ2120375-401 3 / 30 A.1 Radiated Emission .......................................................................................................................... 18 A.2 Conducted Emission ....................................................................................................................... 26 ANNEX B TEST SETUP PHOTOS ........................................................................................................... 30 ANNEX C EUT EXTERNAL PHOTOS ...................................................................................................... 30 ANNEX D EUT INTERNAL PHOTOS ....................................................................................................... 30 Report No.: BL-SZ2120375-401 4 / 30 1 GENERAL INFORMATION 1.1 Identification of the Testing Laboratory Company Name Shenzhen BALUN Technology Co.,Ltd. Address Block B, 1st FL, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Phone Number +86 755 6685 0100 Fax Number +86 755 6182 4271 1.2 Identification of the Responsible Testing Location Test Location Shenzhen BALUN Technology Co.,Ltd. Address Block B, 1st FL, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Description All measurement facilities used to collect the measurement data are located at Block B, FL 1, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 518055 1.3 Laboratory Condition Ambient Temperature 20°C to 25°C Ambient Relative Humidity 45% to 55% Ambient Pressure 100 kPa to 102 kPa 1.4 Announce (1) The test report refer to the BALUN report mode v7.0. (2) The test report is invalid if not marked with the signatures of the persons responsible for preparing and approving the test report. (3) The test report is invalid if there is any evidence and/or falsification. (4) The results documented in this report apply only to the tested sample, …

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Annex No.: BL-SZ2120375-AE 1 / 5 EMC TEST SETUP PHOTOS 1 Radiated Field Strength Measurement Below 1 GHz Close-up Photo Annex No.: BL-SZ2120375-AE 2 / 5 Above 1 GHz Below 1 GHz, The USB Test Mode Annex No.: BL-SZ2120375-AE 3 / 5 Close-up Photo, The USB Test Mode Above 1 GHz, The USB Test Mode Annex No.: BL-SZ2120375-AE 4 / 5 2 Conducted Emission Annex No.: BL-SZ2120375-AE 5 / 5 The USB Test Mode The USB Test Mode