1. Introduction
Welcome to the user manual for your diujzld M118 AI Translation Earbuds. These earbuds are designed to facilitate seamless communication across language barriers with real-time translation capabilities. This manual provides essential information on setup, operation, maintenance, and troubleshooting to ensure optimal performance and user experience.
2. Safety Information
- Do not expose the earbuds or charging case to extreme temperatures, direct sunlight, or moisture.
- Avoid dropping or applying excessive force to the device.
- Use only the provided charging cable and a certified power adapter.
- Keep out of reach of children and pets.
- Do not attempt to disassemble or repair the device yourself. Contact customer support for assistance.
- Prolonged listening at high volume levels may cause hearing damage.
3. Product Overview
3.1 Package Contents
Verify that all items are present in your package:
- 1x Rechargeable Capsule (Charging Case)
- 2x Translation Earphones (Left & Right Earbuds)
- 1x Type-C Cable
- 1x User Manual

Figure 3.1: Contents of the diujzld M118 package.
3.2 Earbuds and Charging Case

Figure 3.2: diujzld M118 Earbuds and Charging Case.
The diujzld M118 earbuds feature an ergonomic ear-hanging design for comfortable, secure wear. The charging case protects the earbuds and provides extended battery life.
3.3 Key Features
- Multi-Language Real-Time Translation: Supports 145 languages with high-precision two-way translation.
- Offline Translation: Available for select language packages (e.g., Chinese, English, Japanese, Korean, Russian, German, French, Spanish) for use without an internet connection.
- Versatile Translation Modes: Includes Free Talk, Offline, Audio Transcription, and Photo Translation.
- Crystal-Clear HD Sound: Advanced HD sound technology for clear audio during calls, music, and translations.
- Extended Battery Life: Up to 4 hours of continuous use, with the charging case providing additional power.
- Ergonomic Design: Ear-hanging design ensures a secure and comfortable fit for prolonged wear.

Figure 3.3: High-precision, real-time translation capabilities.

Figure 3.4: Hi-Fi Audio with 10mm speakers and noise reduction technology.
4. Setup
4.1 Charging the Earbuds and Case
- Place the earbuds into the charging case. Ensure they are correctly seated.
- Connect the Type-C charging cable to the charging port on the case and the other end to a USB power source.
- The indicator light on the case will show charging status. A full charge typically takes 1-1.5 hours for the earbuds and case.

Figure 4.1: Charging the earbuds and case via Type-C cable.
4.2 Pairing with Your Device
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your smartphone or tablet, enable Bluetooth and search for available devices.
- Select "diujzld M118" from the list of devices to connect.
- Once connected, you will hear an audio prompt, and the indicator light on the earbuds will change.
4.3 App Installation and Setup
To utilize the full translation features, download the dedicated diujzld translation app.
- Scan the QR code in the user manual or search for "diujzld Translator" in your device's app store (iOS/Android).
- Install and open the app.
- Follow the in-app instructions to connect your M118 earbuds and set up your preferred languages.

Figure 4.2: The diujzld translation app interface.
5. Operating Instructions
5.1 Translation Modes
The diujzld M118 offers several translation modes to suit different communication scenarios:
- Free Talk Mode: Both users wear an earbud and communicate naturally, with the app translating in real-time.
- Touch Mode: For acquaintances, tap the earbud to speak, and the translation will be played through the other earbud or the app.
- Speaker Mode: One person wears an earbud, and the other speaks into the phone's microphone, with translations played through the earbud or phone speaker. Ideal for interacting with strangers.
- Offline Mode: Download language packages in advance for translation without an internet connection.
- Audio Transcription: Transcribes spoken audio into text.
- Photo Translation: Translate text from images by taking a photo through the app.

Figure 5.1: Different translation modes for various interaction types.

Figure 5.2: Examples of Face-to-Face and Simultaneous Interpretation translation in use.

Figure 5.3: Photo Translation feature in action.
5.2 Basic Controls
The earbuds feature touch controls for various functions. Refer to the in-app guide for detailed gestures and their corresponding actions (e.g., play/pause music, answer/end calls, activate translation mode).
6. Maintenance
6.1 Cleaning
- Gently wipe the earbuds and charging case with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Ensure charging contacts are clean and dry.
6.2 Storage
When not in use, store the earbuds in their charging case to protect them and maintain battery charge. Store in a cool, dry place away from direct sunlight.
7. Troubleshooting
If you encounter issues, try the following solutions:
| Problem | Possible Solution |
|---|---|
| Earbuds not charging | Ensure the charging cable is securely connected and the power source is active. Check if earbuds are properly seated in the case. Clean charging contacts. |
| Cannot pair with device | Ensure Bluetooth is enabled on your device. Place earbuds in pairing mode (open case). Move closer to your device. Restart both earbuds and device. |
| Translation not working | Check internet connection (for online translation). Ensure the app is open and connected to earbuds. Verify language settings in the app. Speak clearly and at a moderate pace. |
| Poor audio quality | Ensure earbuds are clean and properly fitted. Check device volume. Move away from sources of interference. |
| App issues | Restart the app. Check for app updates. Reinstall the app if necessary. |
8. Specifications
| Feature | Detail |
|---|---|
| Model | M118 |
| Product Dimensions | 0.94 x 1 x 1.06 inches |
| Item Weight | 3.84 ounces |
| Batteries | 1 Lithium Ion batteries required (included) |
| Wireless Connectivity | Bluetooth 5.4 |
| Translation Languages | 145+ (online), 8 (offline) |
| Translation Accuracy | Up to 98% |
| Translation Response Time | 0.5 seconds |
| Earbud Playtime | Approx. 4 hours (up to 7-8 hours with charging case) |
| Charging Time | 1-1.5 hours |
| Manufacturer | Dreamda |
| ASIN | B0F7XFJ57Q |
9. Warranty and Support
Your diujzld M118 AI Translation Earbuds come with a standard manufacturer's warranty. For specific warranty details, please refer to the warranty card included in your package or contact diujzld customer support. For technical assistance or further inquiries, please visit the official diujzld website or contact their customer service department.