Realme RMX3840 12 Pro Plus Smartphone User Guide

June 26, 2024
realme

Realme RMX3840 12 Pro Plus Smartphone

Greetings from realme mobile

This guide will show you how to use the phone and its important functions. You may also visit realme official website to get more information about the phone.

Realme-RMX3840-12-Pro-Plus-Smartphone-1

Warning

  • Do not place the phone or battery near or inside heating equipment, 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 certified by the manufacturer may result in electric shock, fire, 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.

How to Transfer Old Mobile

Realme-RMX3840-12-Pro-Plus-Smartphone-2

https://i.clonephone.coloros.com/download

  1. Content to a New Mobile You can use realme Clone Phone to easily transfer photos, videos, music, contacts, messages, apps, etc from your old phone to the new one. 1. If you have an old Android phone, first scan the QR code below, then download and install Clone Phone, next open Clone Phone on both the new and old phones, and follow the on-screen instructions to complete the operation.
  2. If you have an old iPhone, open Clone Phone on the new phone directly, and follow on-screen instructions to sign in to iCloud account and sync the files.

Standard accessories

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,
  • 1 Protective Case.

Specification

Product RMX3840
Main screen parameter 17.02cm(6.7″)
Dimension 161.47×74.02×8.7S(mm)
Battery 4880mAh/19.09Wh(Min) S000mAh/19.SSWh(Typ)
Camera 32 Megapixels Front

64 Megapixels + 50 Megapixels +

8 Megapixels Rear

Operating temperature| 0″C·3S”C
SAR Values| FCC SAR| l.18W/kg(Head)

0.56 W/kg(Body)

Radio Waves Specifications

Radio Frequency Max. Output Power
GSM 850MHz/900MHz 33.SdBm
1800MHz/1900MHz 30.SdBm
WCDMA Bands 1/5/6/8/19 24.SdBm
Bands 2/4 24dBm

LTE FDD

| Bands 1/3/26/ffJ| 24dBm
Bands 2/4/7| 23.SdBm
Bands 5/8/12/13/17/18/19/20/28| 24.SdBm
LTETDD| Bands 38/39/40| 24dBm
Band 41| 24.5dBm

SG NR

| n1/n3/n5/n8/n20/ n28/n38/n41/nf:h/n77| 24.2dBm
n7/n40| 23.7dBm
n78| 25.7dBm
Bluetooth| 2.4-2.4835GHz| 15.87dBm(EIRP)
2.4GWi-Fi| 2.4-2.4835GHz| l 9.87dBm(EIRP)

5GWi-Fi

| 5.15-5.25GHz| 21.72dBm(EIRP)
5.25-5.35GHz| 21.61dBm(EIRP)
5.47-5.725GHz| 22.00dBm(EIRP)
5.725-5.85GHz| 23.84dBm(EIRP)
NFC| 13.56MHz| 42dBuA/m @10m

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