1. Introduction
The ANSTEN AI01 Language Translation Earbuds are designed to facilitate seamless communication across language barriers, provide high-quality audio for music, and enable clear phone calls. Featuring advanced AI translation technology and an open-ear design, these earbuds offer comfort and functionality for various uses, including business, travel, and learning.
This manual provides detailed instructions on how to set up, operate, maintain, and troubleshoot your ANSTEN AI01 earbuds to ensure optimal performance.
2. What's in the Box
Please check the contents of your package to ensure all items are present:
- ANSTEN AI01 Earbuds (2 pieces)
- Charging Case (1 piece)
- Type-C Charging Cable (1 piece)
- User Manual (1 piece)
- Eartips (if applicable, though open-ear design might not use traditional eartips, included in product data)

Figure 2.1: Package Contents
3. Product Features
- Real-time AI Translation: Supports over 134 languages with cutting-edge AI technology for seamless communication.

Figure 3.1: Real-time Communication
- Multiple Translation Modes: Offers AI chat, free conversation, translator, and phone-earbud modes with up to 98% accuracy.

Figure 3.2: AI Translation Headphone

Figure 3.3: AI Chat Q&A Feature
- 3-in-1 Functionality: Combines personal translation, music playback, and communication features.

Figure 3.4: Multi-functional Features
- Bluetooth 5.4: Ensures fast 3-second connection and low-latency transmission.
- Superior Audio Quality: Equipped with advanced 14.2mm drivers for crystal-clear stereo sound.
- Clear Voice Communication: Built-in sensitive microphones with noise-cancellation for precise and clear voice pickup.

Figure 3.5: Clear Call Technology
- Comfortable Open-Ear Design: U-shaped fit, weighing only 4.3g per earbud, providing a lightweight and pressure-free experience without sound leakage.

Figure 3.6: Open Ear Comfort

Figure 3.7: Lightweight Design
- Long Battery Life: Up to 8 hours of playback on a single charge, with an additional 30 hours provided by the compact charging case.

Figure 3.8: Extended Battery Life
- IPX7 Waterproof: Resistant to sweat and daily splashing, making them suitable for exercise and outdoor use.

Figure 3.9: IPX7 Water Resistance
4. Setup
4.1 Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case. Connect the provided Type-C charging cable to the charging port on the case and a USB power source. The digital display on the case will indicate the charging status and battery level.

Figure 4.1: Battery Capacity Overview
4.2 Pairing with Your Device
- Ensure the earbuds are in the charging case and the case has sufficient power.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your smartphone or Bluetooth-enabled device, go to Bluetooth settings.
- Search for "M79" or "Q40" in the list of available devices and select it to connect.
- Once connected, you will hear an audio prompt, and the earbuds will be ready for use.
Note: A QR code can only be linked to one Bluetooth device and cannot be linked to multiple Bluetooth devices at the same time.

Figure 4.2: Bluetooth Pairing
4.3 Wearing the Earbuds
The ANSTEN AI01 earbuds feature an open-ear clip design for comfortable and secure fit. Gently insert the earbud into your ear and tuck the clip behind your ear for stability.

Figure 4.3: Proper Wearing Technique
5. Operating Instructions
5.1 Translation Modes
The earbuds support various translation modes via a dedicated smartphone application (refer to the app's instructions for detailed usage):
- AI Chat Mode: Engage in real-time conversations with an AI assistant.
- Free Conversation Mode: Facilitates natural, continuous translation during face-to-face conversations.
- Translator Mode: For one-way translation, where one person speaks and the earbuds translate for the listener.
- Phone-Earbud Mode: Integrates translation into phone calls.
5.2 Music Playback and Calls
Once paired, the earbuds function as standard Bluetooth headphones for audio playback and phone calls. Use the touch controls as described in Section 6.
6. Touch Controls
The ANSTEN AI01 earbuds feature intuitive touch controls on each earbud. The touch points are located on the outer surface of the earbuds.

Figure 6.1: Earbud Touch Control Functions
| Action | Control | Function |
|---|---|---|
| Power On/Off | L/R Touch 2x quickly | Turns the earbuds on or off. |
| Answer/Hang Up Call | Press 1 time L/R | Answers an incoming call or ends an active call. |
| Reject Call | L/R Long press for 2 seconds | Rejects an incoming call. |
| Activate Voice Assistant | Press L/R for 3 seconds | Activates your device's voice assistant (e.g., Siri, Google Assistant). |
| Play/Pause Music | Click 1x | Plays or pauses the current track. |
| Next Track | R Touch 3x quickly | Skips to the next song. |
| Previous Track | L Touch 3x quickly | Goes back to the previous song. |
| Volume Up | R Touch 1x | Increases the volume. |
| Volume Down | L Touch 1x | Decreases the volume. |
7. Maintenance
7.1 Cleaning
Regularly clean your earbuds and charging case with a soft, dry, lint-free cloth. Do not use abrasive cleaners, alcohol, or chemical sprays. Avoid getting moisture in any openings.
7.2 Storage
When not in use, store the earbuds in their charging case to protect them and keep them charged. Store in a cool, dry place away from extreme temperatures.
7.3 Water Resistance
The earbuds are IPX7 waterproof, meaning they can resist sweat and daily splashing. However, they are not designed for swimming or submersion in water. Ensure the charging port is dry before charging.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing | Bluetooth is off; earbuds not in pairing mode; interference. | Ensure Bluetooth is enabled on your device. Place earbuds in case, close, then open to re-enter pairing mode. Move closer to your device. |
| No sound or low volume | Volume too low; earbuds not connected; low battery. | Increase volume on both earbuds and connected device. Reconnect earbuds. Charge earbuds and case. |
| Translation not working | App not installed or configured; internet connection issues; incorrect mode selected. | Ensure the translation app is correctly installed and set up. Check your internet connection. Verify the correct translation mode is selected in the app. |
| Poor call quality (garbled sound for others) | Microphone obstruction; environmental noise; software issue. | Ensure microphones are clear. Try using in a quieter environment. Restart earbuds and device. Update earbud firmware if available. |
| Cannot connect to multiple devices simultaneously | Product limitation. | The ANSTEN AI01 earbuds are designed to connect to one Bluetooth device at a time. Disconnect from the current device before attempting to connect to another. |
| Charging case display not working | Low battery in case; faulty cable/charger. | Charge the case. Try a different Type-C cable and power adapter. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Name | AI01 (M79AI) |
| Brand | ANSTEN |
| Connectivity | Bluetooth 5.4 |
| Translation Languages | 134+ languages |
| Earbud Weight | 4.3 grams per earbud |
| Earbud Battery Life | Up to 8 hours (single charge) |
| Total Playtime (with case) | Up to 38 hours (8 hours + 30 hours from case) |
| Charging Time (Earbuds) | Approx. 1.5 hours |
| Charging Time (Case) | Approx. 2 hours |
| Charging Port | USB Type-C |
| Water Resistance | IPX7 |
| Control Method | Touch |
| Item Weight (Total) | 3.52 ounces |
| Package Dimensions | 4.57 x 3.62 x 1.54 inches |
| Country of Origin | China |
10. Warranty and Support
ANSTEN products are tested and certified by strict labs. For warranty information, please refer to the warranty card included in your product packaging or visit the official ANSTEN website.
For technical support, troubleshooting assistance, or to access online video user guides, please visit the ANSTEN support page or contact customer service through the details provided on the official ANSTEN website or your purchase platform.
You can find more information and video user guides on the ANSTEN Store Page.




