1. Introduction
Welcome to the OSCAL MARINE 1 Rugged Smartphone. This device is designed for durability and performance, featuring advanced AI capabilities, a robust build, and a user-friendly Android 15 operating system. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device to ensure optimal performance and longevity.

2. Safety Information
Please read this section carefully before using your device to ensure safe and proper use.
- Battery Safety: Do not attempt to replace the battery yourself. Use only OSCAL-approved chargers and cables. Avoid exposing the device to extreme temperatures or direct sunlight.
- Water and Dust Resistance: The MARINE 1 is IP68/IP69K rated and MIL-STD-810H certified. While highly resistant, avoid intentional submersion in corrosive liquids or high-pressure water. Ensure all ports are securely closed before exposure to water or dust.
- Hearing Protection: Avoid prolonged listening at high volume levels to prevent hearing damage.
- Driving Safety: Do not use your phone while driving. Always prioritize road safety.
- Medical Devices: Maintain a safe distance between your phone and medical devices like pacemakers. Consult your physician and the device manufacturer for specific guidelines.
- Disposal: Dispose of the device and its battery responsibly according to local regulations. Do not dispose of in household waste.
3. Package Contents
Upon unboxing, please verify that all items are present:
- OSCAL MARINE 1 Smartphone
- USB Type-C Cable
- Power Adapter
- SIM Ejector Tool
- Quick Start Guide
- Warranty Card
4. Initial Setup
4.1. SIM Card and TF Card Installation
The OSCAL MARINE 1 supports a Triple Card Slot configuration: two Nano SIM cards and one TF (microSD) card for expandable storage up to 2TB.
- 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 push gently until the tray pops out.
- Place your Nano SIM cards and/or TF 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.

4.2. Powering On and Initial Configuration
- Press and hold the Power button until the OSCAL logo appears.
- Follow the on-screen prompts to select your language, connect to Wi-Fi, and set up your Google account.
- You can configure security features like fingerprint recognition and face unlock during this process or later in the settings.
4.3. Charging the Device
Connect the USB Type-C cable to the phone's charging port and the other end to the power adapter. Plug the adapter into a wall outlet. The phone supports 10W charging. Ensure the charging port is dry and free of debris before charging.

5. Operating Your Device
5.1. Basic Navigation and Gestures
- Predicative Back Gestures: Experience smooth transitions with system animations like 'Back to Home', 'Cross-task', and 'Cross-activity' in apps.
- Lock Screen Shortcuts: Quickly access key features like the QR Code Scanner, Flashlight, Camera, and more directly from the Lock Screen.
- Drawer Layout: Swipe up from the bottom to organize all apps in one place.
- Control Center: Swipe down from the top right corner to access quick settings and toggle features.

5.2. Multitasking Features
- Split Screen with App Pairing: Run two apps simultaneously in split-screen mode for enhanced productivity.
- App Cloning: Create duplicate instances of apps to manage multiple accounts (e.g., social media, messaging) on one device.
- Drag-and-Drop: Easily copy and paste text or content between applications.

5.3. Customized Shortcut Button
The MARINE 1 features a customizable shortcut button. You can program this button to handle up to 6 key functions with a single tap, boosting your efficiency.
5.4. Glove Mode 2.0
For users working or adventuring outdoors, Glove Mode 2.0 provides fast and accurate touch responses, allowing you to control your phone without removing your gloves. This mode increases touch sensitivity by 30%.
5.5. Audio Controls
- Independent Sound Control: Manage media, call, ringer, notification, and alarm volumes with separate sliders for precise control.
- Box Speaker: Enjoy rich, immersive audio for music, calls, and more.
5.6. Display Features
- AI Smart 90Hz Refresh Rate: Provides ultra-smooth scrolling, lag-free gaming, and seamless animations.
- Five Eye-Comfort Modes: Activate Dark Mode, Reading Mode, or Night Light to reduce eye strain during prolonged use.
- AI Adaptive Brightness: Automatically adjusts screen brightness to match your surroundings, optimizing visibility and saving energy.

6. Camera Features
The OSCAL MARINE 1 is equipped with a 16MP AI Rear Camera and an 8MP AI Front Camera, designed to capture high-quality photos and videos.
6.1. Photography Modes
- Pro Mode: Unlock professional-quality shots with full control over camera settings.
- Portrait Mode: Intelligently enhances shots for flawless selfies and group photos with optimized lighting and smooth details.
- Panorama: Capture breathtaking wide-angle shots with exceptional clarity.
- HDR Mode: Brings photos to life with vibrant colors, enhanced details, and flawless contrast in various lighting conditions.
- Time-lapse: Witness the beauty of time in motion by capturing fast-forward videos of sunrises, sunsets, and more.

6.2. Video Recording
Record immersive 1080P FHD videos, capturing every subtle movement with vivid colors and smooth motion.
7. AI Capabilities with Gemini AI 2.0
The MARINE 1 is powered by Gemini AI 2.0, offering next-level intelligence and performance.

- AI Voice Wake-Up & Smart Voice Control: Activate your personal AI assistant with voice commands. Gemini can be accurately awakened even when the screen is off or other apps are running.
- AI Real-Time Conversation & Smart Q&A: Engage in seamless real-time conversations and get insightful, highly accurate answers to complex questions.
- AI Text-to-Image: Instantly transform ideas into art by simply entering text.
- AI Real-time Subtitles: Break language barriers with real-time translation of dialogue in videos, movies, and meetings (English only).
- AI Full-Screen Smart Assistance: Activate Gemini to ask questions about content on your screen, turning your screen into a knowledge hub.
- AI Multi-Scenario Empowerment: Choose from features like Inspiration Source, Career Advisor, Coding Assistant, Learning Coach, and Copywriting Editor for personalized assistance.
- AI Smart Google Lens: A single tap unlocks a world of discovery, allowing you to scan, search, translate, and identify objects.
8. Software and Security
8.1. Android 15 with DokeOS 4.1
The OSCAL MARINE 1 runs on the latest Android 15, enhanced with DokeOS 4.1, offering improved fluency, convenience, privacy, and personalization.
8.2. Performance and Efficiency
- App Archiving: Free up space by easily removing apps while keeping their data intact, allowing you to restore them anytime without losing your progress.
- Detailed Storage Usage: Gain deeper insights into your storage usage for better control and management of files.
- App Force Stop: Halt apps for better performance and clarity, ensuring all pending operations are canceled.

8.3. Privacy and Security
- Private Space: Create a secure haven for sensitive apps, making them invisible from the apps list, recent apps view, notifications, and settings when locked.
- Per-app Screen Recording & Sharing: Ensures your information and personal content stays hidden when recording or sharing.
- Enhanced Authentication Protection: Sensitive settings like 'Find My Device' now require PIN, password, or biometric authentication.
- Authentication Requirement Before Changing USB Mode: An added layer of security prevents unauthorized changes of USB modes when connected to another device.
- Face Unlock: Easily unlock your device by simply glancing at it, ensuring the security of your personal information.

9. Durability and Ruggedness
The OSCAL MARINE 1 is built to withstand harsh environments and daily wear and tear.
- MIL-STD-810H Certified: Meets top-tier military standards for resistance to water, dust, and shocks.
- IP68 & IP69K Ratings: Provides leading water and dust resistance, waterproof up to 1.5m deep for 30 minutes.
- 1.2m Drop-Proof: Engineered to survive rigorous drop tests.
- PANDA® MN228 Screen: Crafted with high-aluminum silicate material, offering excellent scratch resistance and impact durability.
- Enhanced Drop Protection: Features a thickened rubber buffer, optimized collision angles, and dual-injection molding with TPU, PC, and 10% glass fiber for superior impact resistance.
- Extreme Temperature Tolerance: Remains operational from -20°C to +60°C.
- Pocket Pressure-Resistant: High-strength build handles everyday pressure.
- Water, Splash, and Coffee Resistant: Advanced protection keeps it fully functional even after accidental spills or submersion.

10. Connectivity
- Triple Card Slot: Supports two Nano SIM cards and one TF card for expanded storage.
- Global Navigation: Integrated GPS, GLONASS, Galileo, and Beidou for precise positioning.
- NFC: Supports various scenarios such as access control, data transfer, and mobile payments.
- Wi-Fi: 802.11 a/b/g/n/ac (2.4G/5.0Ghz) for reliable wireless internet.
- Cellular: 4G network support with various bands (FDD: B1/B3/B7/B8/B20/B19/B28A/B28B; TDD: B40/B41; GSM: B2/B3/B5/B8; WCDMA: B1/B8).
- Bluetooth: YES (Bluetooth Version not specified, but confirmed present).
11. Power Management
- 5100mAh Battery: Provides long-lasting power for extended use.
- AI Smart Power Saving: Intelligently manages background processes and optimizes energy usage to maximize battery life.
- AI Smart Charging Protection: Protects your battery's longevity by managing temperature, preventing overcharging, and optimizing charging cycles.
- 5W Reverse Charging: Use your MARINE 1 as a power bank to charge other devices via an OTG cable.
- Efficient Cooling System: Features a total thermal area of 11937.5mm² (including thermal copper foil, heat dissipation film, and thermal silicone) for 52% improved heat dissipation.

12. Maintenance
- Cleaning: Use a soft, lint-free cloth to clean the screen and body. For stubborn dirt, a slightly damp cloth can be used. Avoid harsh chemicals.
- Software Updates: Regularly check for and install system updates to ensure your device has the latest features, security patches, and performance improvements.
- Storage Management: Periodically review your storage usage and utilize features like App Archiving or TF card expansion to keep your device running smoothly.
- Battery Care: Avoid fully discharging the battery frequently. For long-term storage, charge the battery to around 50-60%.
13. Troubleshooting
- Device Not Turning On: Ensure the battery is charged. Connect to a charger for at least 10 minutes before attempting to power on again.
- Apps Crashing/Freezing: Try force-stopping the app via Settings > Apps > [App Name] > Force Stop. Clear the app's cache or data if the issue persists.
- Poor Network Connectivity: Check if your SIM card is properly inserted. Restart the device. Verify network settings and ensure mobile data is enabled.
- Fingerprint Sensor Not Working: Ensure your finger is clean and dry. Re-register your fingerprint in Settings > Security > Fingerprint.
- Water/Dust Exposure: If the device has been exposed to water, ensure all ports are dry before charging. If performance issues arise, contact support.
14. Specifications
| Feature | Detail |
|---|---|
| Model | OSCAL Marine 1 |
| Color | Black, Orange |
| Dimension | 174.7 * 81.5 * 13.5mm |
| Weight | 304g |
| Operating System | DokeOS 4.1 Based on Android 15 |
| Screen | 6.56-inch HD+ IPS Display, 720*1612 Resolution, 90Hz Refresh Rate |
| Processor | Octa-core Unisoc T615, 12nm |
| RAM | 4GB RAM + 8GB RAM Expansion (Total 12GB) |
| ROM | 128GB |
| Expandable Storage | Up to 2TB TF Expansion |
| Rear Camera | 16MP |
| Front Camera | 8MP |
| Battery Capacity | 5100mAh |
| Charging Power | 10W (Nonsupport Fast Charging) |
| Navigation | GPS/AGPS+Glonass+Galileo+Beidou |
| SIM Card Quantity | 2 SIM Card (Triple Card Slot: 2*SIM + 1*TF Card) |
| Connectivity | Wi-Fi: IEEE802.11 a/b/g/n/ac (2.4G/5GHz) GSM: B2/B3/B5/B8 WCDMA: B1/B8 FDD: B1/B3/B7/B8/B20/B19/B28A/B28B TDD: B40/B41 |
| Other Features | OTG, FM, Fingerprint Recognition, NFC, Wireless Charging (Yes) |
| Durability | IP68 & IP69K, MIL-STD-810H, 1.2m Drop-Proof, PANDA® MN228 Glass |
| Headphone Port | No 3.5mm Headphone Port |
| CPU Model | Unisoc |
| Screen Material | IPS |
| Languages | Arabic, Polish, German, Russian, French, Korean, Norwegian, Portuguese, Japanese, Turkish, Spanish, Italian, English |

15. User Tips
- Fingerprint Unlock: The OSCAL MARINE 1 does feature fingerprint recognition for quick and secure unlocking. You can set this up in the Security settings menu.
- Maximize Battery Life: Utilize the AI Smart Power Saving features and consider enabling eye-comfort modes like Dark Mode to reduce display power consumption.
- Expand Storage: Don't hesitate to use a TF card (up to 2TB) to expand your storage for photos, videos, and music, especially with the 128GB internal ROM.
- Custom Shortcut: Program the customizable shortcut button for your most frequently used functions to save time and enhance efficiency.
16. Warranty and Support
OSCAL provides comprehensive support for your MARINE 1 smartphone.
16.1. Warranty Information
Please refer to the warranty card included in your package for detailed information regarding warranty coverage and terms. Keep your proof of purchase for any warranty claims.
16.2. Customer Support
For any technical assistance, questions, or support needs, please contact OSCAL Official Store customer service. Support is available via email or official social media channels, and dedicated support is available Monday to Friday through the OSCAL website.
- Online Support: 24/7 assistance available.
- Call Support: Expert assistance available Monday to Friday.