Introduction
This manual provides essential information for the safe and efficient use of your redbeat E3 Unlocked Android 14 Smartphone. Please read this guide thoroughly before operating your device to ensure optimal performance and longevity. The redbeat E3 is designed to offer a robust mobile experience with its powerful processor, ample storage, and advanced camera capabilities.

Image: Front and back view of the redbeat E3 smartphone, highlighting its 50MP camera, 12GB RAM, 256GB ROM, and Android 14 operating system.
Setup
1. Unboxing and Package Contents
Upon opening the package, verify that all components are present. The standard package for your redbeat E3 smartphone includes:
- Portable Android Device (redbeat E3 Smartphone)
- USB Charging Cable
- Power Adapter
- SIM Ejector Tool
- Protective Case
- User Guide

Image: The redbeat E3 smartphone displayed alongside its included accessories, such as the charging cable, user guide, and SIM ejector tool.
2. SIM Card and Storage Card Installation
The redbeat E3 supports Dual SIM functionality and expandable storage up to 1TB via a microSD card.
- Locate the SIM card tray on the side of the device.
- Insert the SIM ejector tool into the small hole next to the tray and press gently until the tray pops out.
- Place your Nano-SIM card(s) and/or microSD card into the designated slots on the tray. Ensure the gold contacts face downwards.
- Carefully reinsert the tray into the phone until it clicks into place.
3. Initial Power On and Setup Wizard
Press and hold the Power button on the side of the phone until the redbeat logo appears. Follow the on-screen instructions to complete the initial setup, which includes selecting your language, connecting to Wi-Fi, and signing in to your Google account.
4. Fingerprint Lock Setup
To enhance security, set up the fingerprint lock feature:
- Navigate to Settings > Security & privacy > Device unlock.
- Select Fingerprint and follow the prompts to register your fingerprint(s). You will also be required to set a backup PIN, pattern, or password.
Operating Your Device
1. Basic Navigation (Android 14)
Your redbeat E3 runs on Android 14, offering an intuitive user interface. Use gestures or the navigation bar at the bottom of the screen to move between apps, return to the home screen, and access recent applications.
2. Display
The device features a 6.6-inch ISP HD display with a 60Hz refresh rate. Adjust display settings such as brightness, dark theme, and font size in Settings > Display for a personalized viewing experience.

Image: The redbeat E3 smartphone's 6.6-inch HD display showcasing high-quality visuals, emphasizing its 1612x720 resolution.
3. Camera Usage
Capture moments with the 50MP rear camera and 8MP front camera. Open the Camera app to access various modes such as Photo, Video, Portrait, and Night mode. Tap on the screen to focus and press the shutter button to take a picture.

Image: A visual representation of the redbeat E3's 50MP AI main camera in action, showing a captured image on the phone screen and a detailed view of the camera lens.
4. Battery Management
The 5000mAh battery provides extended usage. To optimize battery life, manage background app usage, reduce screen brightness, and enable battery saver mode when needed. The device supports 18W charging and reverse charging via OTG.

Image: The redbeat E3 smartphone connected to a charger, indicating 'Super charging' and displaying its 5000mAh battery capacity. Icons illustrate its capability for reverse charging other devices via OTG.
5. Storage Management
With 12GB RAM and 256GB ROM, the redbeat E3 offers substantial storage. You can expand this further up to 1TB using a microSD card. Regularly clear cache and unnecessary files to maintain optimal performance. Check storage usage in Settings > Storage.
6. Connectivity
The device supports 4G LTE for cellular data, Wi-Fi for internet access, and Bluetooth 5.0 for connecting to wireless accessories. Manage these connections through the Quick Settings panel or Settings > Network & internet.
Maintenance
1. Cleaning the Device
Use a soft, lint-free cloth to clean the screen and body of your phone. Avoid using harsh chemicals or abrasive materials that could damage the finish or screen coating.
2. Software Updates
Regularly check for and install software updates to ensure your device has the latest features, security patches, and performance improvements. Go to Settings > System > System update.
3. Battery Care
To prolong battery lifespan, avoid exposing the phone to extreme temperatures. It is recommended to keep the battery charge between 20% and 80% for daily use, and avoid leaving it fully charged or fully depleted for extended periods.
Troubleshooting
If you encounter issues with your redbeat E3 smartphone, refer to the following common solutions:
- Device Unresponsive or Slow: Restart the phone. If the issue persists, clear cache from apps or consider a factory reset (see below).
- Dropped Calls or Poor Signal: Ensure your SIM card is correctly inserted. Check network coverage in your area. Try restarting the device or resetting network settings (Settings > Network & internet > Internet > Network reset).
- Fingerprint/PIN Lock Issues: If your fingerprint or PIN suddenly stops working, ensure your screen is clean and your fingers are dry. If you are locked out, use your backup PIN/pattern/password. If all fails, a factory reset may be necessary (data will be lost).
- Battery Draining Quickly: Check battery usage in Settings > Battery to identify power-hungry apps. Reduce screen brightness and disable unnecessary features like GPS or Bluetooth when not in use.
Factory Reset
A factory reset will erase all data from your phone and restore it to its original factory settings. Back up all important data before proceeding.
- Go to Settings > System > Reset options.
- Select Erase all data (factory reset).
- Confirm your decision and enter your PIN/pattern/password if prompted.
Specifications
Key technical specifications for the redbeat E3 smartphone:
| Feature | Specification |
|---|---|
| Model Name | E3 |
| Operating System | Android 14 |
| CPU Model | MediaTek Kompanio 800T (Octa-Core 1.6GHz) |
| RAM Memory | 12 GB |
| Internal Storage | 256 GB (Expandable up to 1 TB) |
| Screen Size | 6.6 inches |
| Resolution | 1612 x 720 (HD) |
| Refresh Rate | 60 Hz |
| Rear Camera | 50 MP |
| Front Camera | 8 MP |
| Battery Capacity | 5000 mAh |
| Connectivity | 4G LTE, Wi-Fi, Bluetooth 5.0 |
| Audio Jack | 3.5 mm |
| Special Features | Dual SIM, Fingerprint Lock, OTG Reverse Charging |
| Dimensions | 6.46 x 2.99 x 0.34 inches |
| Item Weight | 13.8 ounces |
Warranty and Support
redbeat is committed to providing quality products and customer satisfaction.
- 1-Year Limited Warranty: Your redbeat E3 smartphone comes with a one-year limited warranty covering manufacturing defects.
- 30-Day Money Back Guarantee: If you are not satisfied with your purchase, you may be eligible for a 30-day money-back guarantee and free return.
- 24/7 Online Support: For any questions or assistance, please contact redbeat customer service.

Image: The redbeat brand logo.




