1. Introduction
Thank you for choosing the DOOGEE V20S Rugged Smartphone. This manual provides essential information to help you set up, operate, and maintain your device. The DOOGEE V20S is designed for durability and high performance, featuring an innovative AMOLED rear display, a powerful Dimensity 6020 5G Octa Core Processor, and an AI Triple Camera system.
Key features include:
- 1.58" AMOLED Rear Display for quick access to information.
- Dimensity 6020 7nm 5G Octa Core Processor for smooth performance.
- AI Triple Camera (50MP Main + 24MP Night Vision + 8MP Ultra Wide-Angle & Macro) and 20MP Front Camera.
- Up to 32GB RAM (12GB + 20GB Extended) and 256GB ROM (expandable up to 2TB).
- 6.43" 2K FHD+ AMOLED Main Screen.
- 6000mAh Large Battery with 33W Fast Charging.
- IP68, IP69K, and MIL-STD-810H certified for water, dust, and drop resistance.
- Runs on Android 13.0 OS.
2. Package Contents
Please check the box for the following items:
- 1 x DOOGEE V20S Rugged Phone
- 1 x Type-C USB Cable
- 1 x Charger (33W)
- 1 x Anti-explosion film (pre-applied)
- 1 x Additional Anti-explosion film
- 1 x Phone Case with Kickstand
- 1 x User Manual
- 1 x Warranty Card
- 1 x Packing Box

3. Device Overview
Familiarize yourself with the physical components of your DOOGEE V20S smartphone.

Physical Layout
- Main Display: 6.43" AMOLED FHD+ Dot Display on the front.
- Rear Display: 1.58" AMOLED display, located on the back near the cameras.
- Cameras: AI Triple Camera system on the rear (50MP Main, 24MP Night Vision, 8MP Ultra Wide-Angle & Macro) and a 20MP Front Camera.
- SIM/TF Card Slot: Located on the side, supports nano SIM1 + nano SIM2 OR nano SIM + TF card.
- Custom Button: Programmable button for quick actions.
- Volume Buttons: Adjust media and call volume.
- Power Button: Turns the device on/off, locks/unlocks the screen. Integrated with Side-Mounted Fingerprint Recognition.
- Charging Port: Type-C port for charging and data transfer.
- 3.5mm Headphone Port: For audio output.
4. Setup Instructions
4.1. SIM Card and TF Card Installation
To install your SIM cards and/or TF card, follow these steps:
- Locate the SIM card tray on the side of your phone.
- Insert the SIM ejector tool (or a small paperclip) into the small hole next to the SIM tray. Press firmly until the tray pops out.
- Carefully pull out the SIM tray.
- Place your nano SIM cards and/or TF card into the designated slots on the tray. Ensure the cards are correctly oriented as shown in the diagram.
- Gently push the tray back into the phone until it clicks into place.

4.2. Initial Power On
Press and hold the Power button on the side of the device until the DOOGEE logo appears. Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, and Google account setup.
5. Operating Instructions
5.1. Using the Rear AMOLED Display
The 1.58" AMOLED Rear Display provides quick access to essential information and functions without needing to open your main screen. It can be customized to your preference.
- Wake Up: Click the side button or double-click the rear display to activate it.
- Functions: Check time, battery level, accept/cancel calls, snooze alarms, play/pause/switch music, view notifications & reminders, and quick photo capture.
- Customization: Choose from 14 different styles to personalize your rear display.


5.2. Camera Usage
The DOOGEE V20S features an AI Triple Camera system for versatile photography.
- 50MP Main Camera: Capture stunningly detailed and vibrant photos.
- 24MP Night Vision Camera: Capture clear images in low-light conditions.
- 8MP Ultra Wide-Angle & Macro Camera: For expansive landscapes and detailed close-ups.
- 20MP Front Camera: For high-quality selfies and video calls.
- Modes: Explore various photography modes including Beauty Mode and HDR Mode for enhanced image quality.

5.3. Side Fingerprint Recognition
The power button integrates a side-mounted fingerprint sensor for quick and secure unlocking.
- Setup: Go to Settings > Security > Fingerprint to register your fingerprints.
- Unlocking: Place your registered finger on the power button to unlock the device.
- Quick Access: A long press on the recognition button can be customized for quick access to apps or functions. A short press can go back to the previous page.

5.4. Assistive Touch
The DOOGEE V20S includes an Assistive Touch function for enhanced navigation and control.
- Navigation: Use it to go back to the homepage, lock your screen, open the control center, or open the taskbar with a single tap.
- Gestures: Customize gestures for various functions.

6. Specifications
| Feature | Specification |
|---|---|
| Model | DOOGEE V20S |
| Operating System | Android 13.0 |
| Processor | Dimensity 6020 7nm 5G Octa Core |
| RAM | 12GB (Up to 20GB Extended RAM) |
| ROM | 256GB (Expandable up to 2TB via TF card) |
| Main Display | 6.43" AMOLED FHD+ Dot Display (1080x2400 resolution, 16.7 Million Colors, 409 PPI, 20:9 Aspect Ratio, 85% Screen-to-Body Ratio, 500nit Peak Brightness, 80000:1 Contrast) |
| Rear Display | 1.58" AMOLED (460x228 resolution, 325 PPI) |
| Rear Camera | 50MP AI Main Camera, 24MP Night Vision Camera, 8MP Ultra Wide-Angle & Macro Camera |
| Front Camera | 20MP Samsung® Front Camera |
| Battery Capacity | 6000mAh (Not Detachable) |
| Charging | 33W Fast Charging (Type-C) |
| SIM Card Quantity | 2 SIM Card (nano SIM1 + nano SIM2 OR nano SIM + TF card) |
| Wi-Fi | 802.11ac, 802.11n 2.4GHz/5 GHz, 802.11b/g, 802.11a |
| Bluetooth | BT5.2 |
| NFC | Yes (Supports Google Pay) |
| GPS | Built-in GPS (GPS | Beidou | GLONASS | Galileo | AGPS) |
| Ruggedness | IP68, IP69K, MIL-STD-810H (Waterproof, Dust-proof, Drop-proof) |
| Biometrics | Side-Mounted Fingerprint Recognition |
| Other Features | FM Radio, OTG, Smart-PA High-Quality Sound Performance, Corning® Gorilla® Glass 5 |
| Operating Temperature | -10°C to 40°C |
6.1. Supported Network Bands
Please confirm your SIM bands compatibility before purchasing.
- NR: N1/3/5/7/8/20/28/38/40/41/77/78/79
- FDD: B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66
- TDD: B34/38/39/40/41
- WCDMA: B1/2/4/5/6/8/19
- CDMA: BC0/BC1/BC10
- GSM: B2/3/5/8
- Support EDGE/GPRS
6.2. Frequency Bands and Power (EU Areas)
- GSM900: 35dBm
- GSM1800: 32dBm
- WCDMA 900/2100: 25.7dBm
- LTE band 1/3/7/8/20/28: 25.7dBm
- Bluetooth: 20dBm
- Wi-Fi 2.4GHz band: 20dBm
- Wi-Fi 5GHz: 5180 to 5240MHz: 23dBm, 5745 to 5825MHz: 14dBm
7. Maintenance
To ensure the longevity and optimal performance of your DOOGEE V20S, follow these maintenance guidelines:
- Keep Dry: Despite its waterproof rating, avoid unnecessary exposure to water and keep the device dry.
- Cleaning: Use a soft, dry cloth to clean the device. Avoid harsh chemicals or abrasive materials.
- Temperature: Operate the device within the recommended temperature range of -10°C to 40°C. Avoid extreme heat or cold.
- Charging: Use only the provided or authorized charger and cable. Disconnect the charger once the device is fully charged. Do not charge for more than 12 hours.
- Battery Care: Do not attempt to replace the built-in battery yourself. If the battery appears deformed or damaged, stop using it immediately and contact support.
- Storage: If storing the device for an extended period, ensure it is powered off and stored in a cool, dry place.
8. Troubleshooting
If you encounter issues with your DOOGEE V20S, try the following solutions:
- Device not turning on: Ensure the battery is charged. Connect the charger and try again.
- Screen unresponsive: Restart the device by holding the power button. If unresponsive, force restart (refer to the full user manual for specific instructions).
- Poor network signal: Check if your SIM card is correctly inserted. Ensure you are within network coverage.
- Apps crashing/freezing: Close background apps. Clear app cache (Settings > Apps > [App Name] > Storage > Clear Cache). Update the app or the phone's operating system.
- Battery draining quickly: Reduce screen brightness, disable unnecessary features (GPS, Bluetooth, Wi-Fi when not in use), close background apps.
- Overheating: Avoid using the phone while charging or running demanding applications for extended periods. Close background apps.
- Sound issues: Check volume settings. Ensure headphones are properly connected if used.
For more detailed troubleshooting, please refer to the full user manual available as a PDF (link in section 10).
9. User Tips
Based on user feedback, here are some tips for getting the most out of your DOOGEE V20S:
- Handle with Care: While the DOOGEE V20S is a rugged phone with certifications for durability, it is still a sophisticated electronic device. Users recommend handling it with care to prevent damage, especially to the screen.
- Optimize Battery Life: Take advantage of the large 6000mAh battery by managing background apps and screen brightness to extend usage time.
- Explore Camera Modes: Experiment with the 50MP main camera, 24MP night vision, and 8MP ultra wide-angle/macro lenses to capture diverse photos in various environments.
- Utilize Rear Display: Customize the 1.58" AMOLED rear display for quick access to notifications, time, and music controls, enhancing convenience.

10. Important Safety Information
Read all safety information below before using your device to prevent injury or damage.
10.1. General Safety Precautions
- Use only authorized accessories (cables, power adapters, batteries) compatible with your device. Unauthorized accessories can cause fire, explosion, or other risks.
- Operate the device within the temperature range of -10°C to 40°C. Using it outside this range may damage the device.
- Keep your device dry. Do not attempt to repair the device yourself. Contact DOOGEE customer support or an authorized repair center for any issues.
- Connect other devices according to their instruction manuals. Do not connect incompatible devices.
- For AC/DC adapters, the socket-outlet should be installed near the equipment and be easily accessible.
10.2. Battery Safety
CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO INSTRUCTIONS.
- The battery must be recycled or disposed of separately from household waste. Mishandling can cause fire or explosion. Dispose of the device, its battery, and accessories according to local regulations.
- Do not disassemble, hit, crush, or burn the battery. If the battery appears deformed or damaged, stop using it immediately.
- Do not short-circuit the battery, as this may cause overheating, burns, or other injury.
- Do not place the battery in a high-temperature environment. Overheating may cause explosion.
- The user shall not remove or alter the battery. Removal or repair should only be done by an authorized repair center.
- After charging is complete, disconnect the adapter from both the device and the power outlet. Do not charge the device for more than 12 hours.
10.3. Hearing Protection
To prevent possible hearing damage, do not listen at high volume levels for long periods.

10.4. Usage Environment Restrictions
- Observe all applicable laws and rules restricting the use of mobile phones in specific situations and environments.
- Do not use your phone at petrol stations or in any explosive atmosphere (fueling areas, below decks on boats, fuel/chemical transfer or storage facilities, areas with chemicals/particles like grain, dust, metal powders).
- Obey all posted signs to turn off wireless devices. Turn off your phone in blasting areas or areas requiring 'two-way radios' or 'electronic devices' to be turned off.
- Do not use your phone in hospital operating rooms, emergency rooms, or intensive care units. Consult your doctor if you have a medical device to determine if your phone may interfere with its operation.
- Maintain a minimum distance of 15 cm between your mobile phone and a pacemaker.
- Observe all aircraft safety regulations and turn off your phone on board aircraft when required.
- Do not use your phone outdoors during thunderstorms to avoid lightning strikes.
- Do not use your phone to make calls while it is charging.
- Do not use your phone in places with high humidity, such as bathrooms, to prevent electric shock, injury, fire, and charger damage.
11. Regulatory Information
11.1. WEEE (Waste Electrical and Electronic Equipment)
Special precautions must be taken to safely dispose of this product. This marking indicates that this product may not be discarded with other household waste in the EU. To prevent harm to the environment or human health from inappropriate waste disposal, and to promote sustainable reuse of material resources, please recycle responsibly. To safely recycle your device, please use return and collection systems or contact the retailer where the device was originally purchased. For our Environmental Declaration, please refer to www.doogee.cc/page/environment.html.
11.2. EU Regulations and RED Declaration of Conformity
This device complies with the essential requirements and other relevant provisions of the RE Directive 2014/53/EU. The full text of the EU declaration of conformity is available at www.doogee.cc/page/certification.html.

11.3. RF Exposure Information (SAR)
This device complies with Specific Absorption Rate (SAR) limits for general population/uncontrolled exposure (Localized 10-gram SAR for head and trunk, limit: 2.0W/kg) specified in Council Recommendation 1999/519/EC, ICNIRP Guidelines, and RED (Directive 2014/53/EU).
During SAR testing, this device was set to transmit at its highest certified power level in all tested frequency bands and placed in positions that simulate RF exposure against the head with no separation and near the body with a separation of 5 mm.
SAR compliance for body operation is based on a separation distance of 5 mm between the unit and the human body. This device should be carried at least 5 mm away from the body. When attaching the device near the body, a belt clip or holster should be used which does not contain metallic components and allows a separation of at least 5 mm. RF exposure compliance was not tested or certified with any accessory containing metal worn on the body, and use of such an accessory should be avoided.
11.4. Legal Information
This device may be operated in all member states of the EU. Observe national and local regulations where the device is used. This device is restricted to indoor use only when operating in the 5150 to 5350 MHz frequency range in the following countries:
| ES | HU | BG | IT | MT | FI | CH |
|---|---|---|---|---|---|---|
| LU | SI | DE | CY | NL | SE | IS |
| RO | DK | EE | LV | AT | UK | LI |
| CZ | HR | IE | LT | PL | TR | |
| FR | BE | EL | SK | PT | NO |
12. Warranty and Support
For detailed warranty information, please refer to the Warranty Card included in your package.
For further assistance, technical support, or to view the complete user manual, please visit the official DOOGEE website:
- Official Website: www.doogee.cc
- User Manual (PDF): Download PDF Manual