1. Introduction
The MINISO MS190 AI Translation Earbuds are designed to facilitate real-time, two-way communication across 135 languages. Featuring an open-ear design for comfort and situational awareness, these earbuds integrate advanced AI for seamless translation, music playback, and call management. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance.

Image: The MINISO MS190 AI Translation Earbuds and their charging case, highlighting their real-time multi-language translation feature.
2. Package Contents
Please verify that all items are present in your package:
- MINISO MS190 AI Translation Earbuds (Left and Right)
- Charging Case
- USB Charging Cable
- User Manual (this document)
3. Setup
3.1. Charging the Earbuds
Before first use, fully charge the earbuds and charging case. Place the earbuds into the charging case and connect the USB charging cable to the case and a power source. The LED display on the case will indicate the battery level. A full charge typically takes 1-2 hours.

Image: The earbuds in their charging case, illustrating the 60-hour total playtime and 1.5-hour charging time.
3.2. App Download and Installation
To utilize the full translation features, download the dedicated 'SayMi' app. Scan the QR code provided in the quick start guide or search for 'SayMi' in your device's app store.
Video: Demonstrates how to download and install the 'SayMi' translation app on a smartphone.
3.3. Bluetooth Pairing
Open the charging case to activate the earbuds. On your smartphone, enable Bluetooth and search for 'MS190' in the list of available devices. Select 'MS190' to pair. Once connected, the app will recognize the earbuds.
Video: Illustrates the process of connecting the earbuds via Bluetooth to a smartphone and within the 'SayMi' app.
4. Operating Instructions
4.1. Wearing the Earbuds
The MS190 earbuds feature an open-ear design, allowing you to remain aware of your surroundings while in use. Gently place each earbud over your ear, ensuring a comfortable and secure fit. The design minimizes pressure for extended wear.

Image: A close-up view of the earbud being worn, emphasizing its open-ear design, smart touch area, and LED display.
4.2. Touch Controls
The earbuds are equipped with smart touch controls for various functions:
- Single-click: Play/Pause music, Answer/End calls.
- Double-click: Increase/Decrease volume (left/right earbud).
- Triple-click: Next/Previous song (left/right earbud).
- Long-press (2 seconds): Activate voice assistant, Reject calls.
Video: Demonstrates various touch operations on the earbuds for music control and call management.
4.3. Translation Modes
The 'SayMi' app offers four distinct translation modes:
- AI Dialogue Mode: Communicate naturally with AI in your own language. The AI provides responses, making it suitable for information retrieval or practicing conversations.
- Free Talk Mode: Ideal for two-way conversations. The headset automatically translates spoken foreign languages, and the mobile app displays text in real-time.
- Translation Machine Mode (Headphones + Phone): One person wears the earbuds, and the other speaks into the phone. Both parties receive real-time translation, with text displayed on the phone.
- Photo Translation Mode: Take a photo of text (e.g., a menu or sign), and the app will automatically recognize and translate it into your desired language.

Image: A smartphone displaying the four available translation modes within the 'SayMi' app.
4.4. Switching App Language
To change the language of the 'SayMi' app interface, navigate to the 'Mine' section (usually represented by a profile icon) in the bottom navigation bar. From there, select 'Language settings' and choose your preferred language from the list.
5. Maintenance
5.1. Cleaning
Regularly clean your earbuds and charging case with a soft, dry, lint-free cloth. Avoid using abrasive materials, solvents, or harsh chemicals. Do not immerse the earbuds or case in water.
5.2. Storage
When not in use, store the earbuds in their charging case to protect them from dust and damage. Keep them in a cool, dry place away from direct sunlight and extreme temperatures.
5.3. Battery Care
To prolong battery life, avoid fully discharging the earbuds frequently. Charge them regularly, even if not in constant use. Do not expose the battery to excessive heat.
6. Troubleshooting
If you encounter issues with your MINISO MS190 earbuds, please refer to the following common solutions:
- Earbuds not pairing: Ensure Bluetooth is enabled on your device and the earbuds are charged and out of the case. Try forgetting the device in your phone's Bluetooth settings and re-pairing.
- No sound: Check the volume levels on both your device and the earbuds. Ensure the earbuds are properly connected and selected as the audio output.
- App not detecting earbuds: Confirm that the phone has enabled Bluetooth function. Ensure the earbuds are not connected to any other phone. If issues persist, disconnect from other phones first, then restart the app and search again.
- Translation inaccuracies: Ensure a clear speaking environment with minimal background noise. Speak clearly and at a moderate pace. Verify that the correct source and target languages are selected in the app.
- Short battery life: Ensure the earbuds are fully charged before use. Reduce volume levels and close unnecessary apps on your connected device to conserve power.
If these steps do not resolve the issue, please contact customer support.
7. Specifications
| Model Name | MS190 |
| Brand | MINISO |
| Connectivity Technology | Wireless, Bluetooth |
| Bluetooth Version | 6.0 |
| Translation Languages | 135 Languages |
| Ear Placement | Open Ear |
| Audio Driver Type | 14.2mm Dynamic Driver |
| Battery Life (with case) | Up to 60 Hours |
| Charging Time | 1-2 Hours |
| Control Method | App, Touch |
| Material | Plastic, Silicone |
| Item Weight | 3.52 ounces |
| Special Features | Real-Time Language Translation, Open-Ear Design, LED Display, Anti-Loss Lanyard |

Image: Technical specifications highlighting Bluetooth 6.0, 10-meter transmission distance, and broad device compatibility.
8. Warranty and Support
8.1. Warranty Information
MINISO products are covered by a limited warranty against defects in materials and workmanship. Please refer to the warranty card included with your purchase or visit the official MINISO website for detailed warranty terms and conditions.
8.2. Customer Support
For further assistance, technical support, or inquiries, please contact MINISO customer service through their official website or the contact information provided in your product packaging. Our support team is available to help with any questions or issues you may have.





