1. Introduction
Thank you for choosing the MINISO MS188 AI Real-time Translator Headphones. This device combines advanced AI translation technology with high-fidelity audio playback and call functions, designed to facilitate global communication, enhance learning, and provide entertainment. Please read this manual carefully to understand the features and ensure proper use of your new headphones.

Image 1.1: The MINISO MS188 Translation Headphones, highlighting its 3-in-1 functionality for translation, audio playback, and phone calls.

Image 1.2: Key features of the MS188 headphones, including Bluetooth 5.0 connectivity, translation capabilities for 134 languages, music playback, phone call support, and intuitive touch controls.
2. Product Overview
2.1 Key Features
- AI Real-time Translation: Supports 134 languages for seamless global communication.
- Smart LCD Touch Screen: Integrated color LCD screen for intuitive control of music, sound settings, language switching, and more.
- 3-in-1 Functionality: Combines translation, music playback, and call management in one device.
- HiFi Sound Quality: Delivers lossless audio with a stereo sound field for an immersive experience.
- Long Battery Life: Up to 8 hours of continuous use, extended to 50 hours with the charging case.
- Open-Ear Design: Ergonomic and lightweight design ensures comfort and allows awareness of surroundings.
- Bluetooth 5.0 Connectivity: Stable and efficient wireless connection.
- Earjoy APP: Dedicated application for enhanced features, no subscription required.
2.2 Package Contents
- MINISO MS188 Translator Headphones (Left and Right earbuds)
- Charging Case with LCD Touch Screen
- USB Charging Cable
- User Manual
3. Setup
3.1 Charging the Device
Before first use, fully charge the headphones and the charging case. Connect the USB charging cable to the charging port on the case and a power source. The LCD screen on the case will indicate the charging status.
3.2 App Installation and Pairing
- Download the Earjoy App: Scan the QR code in the included quick start guide or search for "Earjoy" in your device's app store (compatible with iOS and Android).
- Enable Bluetooth: Ensure Bluetooth is enabled on your mobile phone.
- Pair Headphones: Take the earbuds out of the charging case. They will automatically enter pairing mode. On your phone, search for "MINISO MS188" in the Bluetooth settings and connect.
- Login to App: Open the Earjoy app and follow the on-screen instructions to create an account or log in.

Image 3.1: Step-by-step guide for initial setup, including downloading the app, connecting via Bluetooth, and logging into the application.
4. Operating Instructions
4.1 Translation Modes
The MS188 headphones offer various translation modes to suit different communication scenarios:
- Dual-Ear Click Mode: For one-on-one conversations. Each person wears an earbud and speaks their native language. The headphones translate and play the translated speech in real-time.

Image 4.1: Demonstration of Dual-Ear Click Mode, where two individuals communicate seamlessly with real-time translation.
- Translation Machine Mode: Ideal for situations where you need to speak to a group or use your phone as a translator. Press the button to speak, and the translated content will play through your phone's speaker. Ensure both parties take turns speaking to avoid confusion.

Image 4.2: Illustration of Translation Machine Mode, suitable for group discussions or presentations.
- Headphone + Phone Mode: Enhance language learning or training sessions. Wear the earbuds, position your device near audio sources, and receive real-time translations directly through your ears.

Image 4.3: Headphone + Phone Mode in use, demonstrating its application in language learning environments.
- Free Talk Mode: For multi-person conversations. The headphones automatically detect and translate multiple languages spoken in a group setting, allowing for natural, flowing dialogue.

Image 4.4: Free Talk Mode enabling multi-person conversations with automatic language detection and translation.
4.2 Smart LCD Touch Screen Controls
The charging case features an LCD touch screen for direct control over various functions without needing your phone:
- Music Playback: Play, pause, skip tracks.
- Volume Adjustment: Increase or decrease audio volume.
- Language Switching: Change translation languages directly.
- Background Image: Customize the screen's appearance.
- Find Earbuds: Locate misplaced earbuds.
- Mode Change: Switch between different operating modes.
- Photography Function: Control your phone's camera remotely.
- 'Like' Function: Interact with social media content (e.g., TikTok) directly from the earbuds.

Image 4.5: The multifunctional LCD screen on the charging case, showing various control options for the headphones.
4.3 AI Assistant and Voice Notes
- Smart AI Assistant: The headphones integrate with an AI assistant for various tasks including text generation, brainstorming, daily task support, learning support, emotional support, and language translation.

Image 4.6: The smart AI assistant features, offering support for various tasks and language translation.
- Voice Notes: Applicable to all communication scenarios, helping transcribe spoken foreign languages into text. The text content can be searched by keywords, eliminating the need to listen to entire recordings. (Note: This function provides transcription only, not translation.)

Image 4.7: Voice Notes feature, demonstrating how spoken language is transcribed into searchable text.
5. Charging and Battery
The MS188 headphones offer extended battery life for prolonged use.
- Charging Time: Approximately 1.5 hours for a full charge.
- Earbud Playback Time: Up to 8 hours on a single charge.
- Total Playback Time (with charging case): Up to 50 hours.
To charge, place the earbuds back into the charging case. Connect the charging case to a power source using the provided USB cable. The LCD screen will display the battery levels of both earbuds and the case.

Image 5.1: Battery life overview, showing 8 hours for earbuds and a total of 50 hours with the charging case.
6. Maintenance
To ensure the longevity and optimal performance of your MINISO MS188 headphones, follow these maintenance guidelines:
- Cleaning: Regularly wipe the earbuds and charging case with a soft, dry, lint-free cloth. Avoid using harsh chemicals or abrasive materials.
- Storage: When not in use, store the headphones in their charging case to protect them from dust and damage. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Water Exposure: The headphones are not waterproof. Avoid exposing them to water, rain, or excessive moisture.
- Charging: Use only the provided charging cable and a compatible power adapter. Do not overcharge the device.
- Handle with Care: Avoid dropping the headphones or subjecting them to strong impacts.
7. Troubleshooting
If you encounter any issues with your MINISO MS188 headphones, refer to the following troubleshooting tips:
- Headphones not pairing:
- Ensure Bluetooth is enabled on your device.
- Make sure the earbuds are charged and out of the charging case.
- Forget the device in your phone's Bluetooth settings and try pairing again.
- Restart your phone and the headphones.
- No sound from earbuds:
- Check the volume level on both your phone and the headphones.
- Ensure the earbuds are properly connected to your device.
- Try playing different audio sources.
- Translation not working:
- Ensure you have an active internet connection, as real-time translation requires it.
- Check that the correct source and target languages are selected in the Earjoy app.
- Speak clearly and at a moderate pace.
- Update the Earjoy app to the latest version.
- Charging case screen unresponsive:
- Ensure the charging case has sufficient battery.
- Try connecting the charging case to a power source.
- Remote photography or 'Like' function not working:
- Ensure your mobile phone's Bluetooth is connected to the headphones.
- Some mobile phones may not support these functions due to compatibility issues.
8. Specifications
| Model Number | MS188 |
| Brand | MINISO |
| Manufacturer | MINISO |
| Item Weight | 200 grams |
| Package Dimensions | 14.4 x 10.6 x 4.2 cm |
| Translation Languages | 134 languages |
| Connectivity | Bluetooth 5.0 |
| Earbud Battery Life | Up to 8 hours |
| Total Battery Life (with case) | Up to 50 hours |
| Charging Time | Approx. 1.5 hours |
| App Compatibility | iOS, Android (Earjoy App) |
9. Warranty and Support
MINISO products are designed and manufactured to the highest quality standards. For information regarding warranty coverage, please refer to the warranty card included in your product packaging or visit the official MINISO website.
If you require technical assistance or have questions not covered in this manual, please contact MINISO customer support through the contact information provided on the official website or within the Earjoy application.





