realme RMX3943 Android Smartphone User Guide
Greetings from realme mobile
This guide briefly show you how to use the phone and its important functions. For more and detailed information of the phone and user guidance, please visit: www.realme.com/global/support.
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.
▶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.
▶Back cover can’t be removed.
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 Content to a New Mobile
If your old phone is realme/OPPO/OnePlus phone, please open the “Clone Phone” and follow the prompts. If your old phone is other Android devices, please open the “Clone Phone” on your new phone and follow the prompts. If your old phone is iPhone, please scan the QR code on the right to download “Clone Phone” and follow the prompts.
https://apps.apple.com/app/%E6%89%8B%E6%9C%BA%E6%95%B0%E6%8D%AE%E8%BF%81%E7%A7%BB/id1553716384
Radio Waves Specifications
This device is capable of operation in following frequency ranges and maximum transmission power(radiated and/or conducted) limits, the availability of which may vary depending on different network, country or region.
GSM 850: 33.5dBm; 900MHz: 34dBm; 1800MHz: 31dBm; 1900MHz: 30.5dBm;
WCDMA Bands 1/8: 25dBm; Bands 2/4: 24dBm; Bands 5/6/19: 24.5dBm;
LTE FDD Bands 1/3: 24.8dBm; Band 2/4: 23.5dBm; Bands 5/18/19: 24.5dBm;
Band 7: 24.2dBm; Band 8/20/28: 25dBm; Bands 26/66: 24dBm; Band 32: /;
LTE TDD Band 38/40: 24dBm; Bands 41: 24.5dBm;
5G NR n1: 24.7dBm; n2/n5/n7/n26/n38/n41/n66/n77: 24.2dBm; n3: 24.4dBm;
n8/n20/n28: 25dBm; n40: 23.7dBm; n78: 26.2dBm;
Bluetooth: 17dBm;
WiFi 2.4 GHz: 20dBm
5G WiFi: 5150 to 5250MHz: 21.5dBm; 5250 to 5350MHz: 20dBm;
5470 to 5725MHz: 20dBm; 5725 to 5850MHz: 14dBm;
NFC: 13.56MHz: 42dBμA/m @10m
Specification
Note: The SAR values above are the highest values reported for this device.
Standard accessories
1 Phone, 1 USB data cable, 1 Safety Guide, 1 Quick Guide, 1 SIM Ejector Tool, 1 Protective Case.
The N-Mark is a trademark or registered trademark of NFC Forum, Inc. in the United States and in other countries.
This product is conformed to High-Resolution Audio standard defined by Japan Audio Society. The High-Resolution Audio logo is used under license from Japan Audio Society.
The power delivered by the charger must be between min [5] Watts required by the radio equipment, and max [15] Watts in order to achieve the maximum charging speed. USB PD fast charging.
Some content may differ from your device depending on the region, service provider, or software version, and is subject to change without prior notice.
This manual is published by realme. realme may correct any misprints, errors, and inaccuracies in the manual or improve its apps or devices at any time it deems necessary without any notice. Such changes will be applied in the later versions of this manual. All images in this manual are for reference only and may differ from the actual device.
Battery health and maintenance
Please dial “*#*#588#*#*” to view the battery management system information,
including:
(i)date of manufacturing of the battery;
(ii)date of first use of the battery after the set-up of the device by the first user;
(iii)number of full charge/discharge cycles (reference: rated capacity);
(iv)measured state of health (remaining full charge capacity relative to the rated
capacity in %).
The following charging methods will have an adverse effect on battery life:
(i) Frequent charging
(ii) Charging for a long time when the battery is high
(iii) Charging in a high temperature environment
When wireless connection functions such as WiFi and Bluetooth are turned off, the short standby current can be reduced by about 20%, which is beneficial to extend the battery endurance and life.
The following features have a positive impact on battery life:
(i) Smart charging, which is automatically turned on
(ii) High-power charging limit, which you can turn on in Settings-Battery options
For environmental reasons this package does not include a charger. This device can be powered with most USB power adapters and a cable with USB Type-C plug.
