1. Introduction
This manual provides essential information for the proper use and maintenance of your Ulefone Armor X16 Rugged Smartphone. Please read it thoroughly before operating your device.
1.1 Package Contents
- 1x Ulefone Armor X16 Rugged Phone
- 1x AC Power Charger (33W)
- 1x Type-C to Type-C Data Cable (100cm)
- 1x Protective Film (Pre-installed)
- 1x Tempered Glass Screen Protector
- 1x SIM Needle
- 1x Lanyard
- 1x Multi-language User Manual

2. Setup
2.1 Inserting SIM and MicroSD Cards
The Ulefone Armor X16 supports a 3-card slot configuration (Nano-SIM + Nano-SIM + microSD) for simultaneous use. To insert the cards:
- Locate the SIM card tray on the side of the device.
- Use the provided SIM needle to gently eject the tray.
- Place your Nano-SIM cards and microSD card into their respective slots on the tray. Ensure they are correctly oriented.
- Carefully reinsert the tray into the phone until it is flush with the device body.

Video 1: Ulefone Armor X16 Unboxing, demonstrating SIM card insertion and initial setup steps.
2.2 Initial Power On
Press and hold the Power button located on the side of the device until the Ulefone logo appears. Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, and Google account setup.
3. Operating Your Device
3.1 Display Features
The Armor X16 features a 6.56-inch Fluid Display with 720 x 1612 resolution and a 90Hz refresh rate. It offers up to 910 nits maximum brightness for improved outdoor visibility. The display is protected by Corning Gorilla Glass 5, providing enhanced durability against drops and scratches. Widevine L1 certification allows for high-definition streaming on platforms such as Amazon Prime Video and Netflix.

3.2 Battery and Charging
The device is equipped with a 10360mAh battery, offering extended usage times: up to 555 hours standby, 56 hours talk time, 42 hours music playback, and 13 hours video playback. It supports 33W PD fast charging.

3.3 Camera Features
The Armor X16 features a versatile camera system:
- 48MP Main Camera: Utilizes an OV48B sensor with an f/1.9 aperture for clear images.
- 20MP Infrared Night Vision Camera: Equipped with a Sony IMX350 sensor and f/1.8 lens, enhanced by the Ulefone NightElf 2.0 algorithm for visibility in complete darkness.
- 2MP Macro Camera: For close-up photography of small objects.
- 16MP Front Camera: Suitable for selfies and video calls.
- Underwater Camera Mode: Allows for photography and videography underwater.

3.4 AI Features
The device integrates Google Gemini as an AI assistant for queries, brainstorming, and real-time assistance. An AI Recorder is also included, designed to capture voice and video calls, providing instant transcripts and summaries, particularly useful for meetings. Note: Third-party app audio recording functionality depends on the app's features and permissions.

3.5 Connectivity
The Ulefone Armor X16 supports dual 4G global networks (FDD-LTE: B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/32/66/71; TDD-LTE: B34/38/39/40/41; WCDMA: B1/2/4/5/6/8/19; GSM: B2/3/5/8; CDMA: BC0/BC1/BC10). It also includes Bluetooth 5.2, NFC for mobile payments, and comprehensive GPS (GPS+GLONASS+BEIDOU+Galileo+QZSS) for accurate navigation.

3.6 Special Features
- Custom Key: A programmable side button for quick access to specific functions.
- 3.5mm Headphone Jack: For wired audio connectivity.
- Face Unlock + Fingerprint ID: Multiple biometric security options.
- Gloves Mode: Enhances touch sensitivity for use with gloves.
- IR Blaster: Allows the device to function as a universal remote control.
- Headset-free FM: Enables FM radio listening without requiring a headset as an antenna.
- Built-in Flashlight: A separate flashlight with 133 lumens brightness, adjustable via the quick-setting menu. Caution: Do not stare directly into the flashlight.


4. Durability and Protection
4.1 Rugged Design
The Ulefone Armor X16 is built to withstand harsh environments, boasting IP69K, IP68, and MIL-STD-810H certifications. This ensures resistance to high-pressure water jets, submersion in water up to 2 meters for 30 minutes, dust ingress, and drops.

Video 2: Official Ulefone Armor X16 Rugged Phone overview, highlighting its durability and features.
5. Maintenance
5.1 Cleaning Your Device
Due to its rugged and waterproof design, the Armor X16 can be cleaned with water. Use a soft cloth to wipe down the device. Ensure all port covers are securely closed before exposing the device to water.
5.2 Software Updates
Your device runs on Android 15, which includes features like advanced theft detection and Private Space for data security. Regularly check for and install system updates to ensure optimal performance, security, and access to the latest features. Updates can typically be found in Settings > System > System update.
6. Troubleshooting
6.1 Common Issues and Solutions
- Device is slow or unresponsive: Close unused applications, clear cache, or restart the device. If issues persist, consider a factory reset (back up your data first).
- Network connectivity problems: Ensure SIM cards are correctly inserted. Check network settings (Settings > Network & internet). Restart the device or contact your service provider.
- Battery drains quickly: Reduce screen brightness, disable unnecessary features (Wi-Fi, Bluetooth, GPS) when not in use, and limit background app activity.
- Camera quality not as expected: Ensure lenses are clean. Check lighting conditions. For night vision, ensure sufficient darkness for optimal performance.
- Difficulty with TalkBack or accessibility features: If you encounter issues during setup or daily use, consult the Android accessibility settings or Ulefone's official support resources for detailed guidance.
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | Armor X16 |
| Operating System | Android 15.0 |
| CPU Model | MediaTek Helio G91 |
| CPU Speed | 2 GHz |
| RAM Memory Installed Size | 12 GB (6GB RAM + 6GB Dynamic RAM) |
| Memory Storage Capacity | 128 GB (Expandable to 2TB via microSD) |
| Screen Size | 6.56 Inches |
| Resolution | 720 x 1612 |
| Refresh Rate | 90 Hz |
| Battery Capacity | 10360 Milliamp Hours |
| Phone Talk Time | 56 Hours |
| Main Camera | 48MP |
| Night Vision Camera | 20MP |
| Macro Camera | 2MP |
| Front Camera | 16MP |
| Connectivity Technologies | Bluetooth, Infrared, NFC, USB, Wi-Fi |
| GPS | GPS+GLONASS+BEIDOU+Galileo+QZSS |
| Audio Jack | 3.5 mm |
| Product Dimensions | 6.81 x 3.27 x 0.67 inches |
| Item Weight | 13.9 ounces (394 Grams) |
8. Warranty and Support
8.1 Warranty Information
Please refer to the Warranty Card included in your product package for detailed information regarding warranty coverage and terms. Keep your proof of purchase for warranty claims.
8.2 Customer Support
For further assistance, technical support, or inquiries, please visit the official Ulefone website or contact their customer service department. Contact details can typically be found in the included user manual or on the Ulefone support page.





