Introduction
Thank you for choosing the Sansui W59 Ai Translator Earbuds. These advanced wireless earbuds combine cutting-edge Active Noise Cancellation (ANC), Environmental Noise Cancellation (ENC) for calls, and real-time AI translation capabilities across 74 languages. Designed for seamless communication, immersive audio, and comfortable all-day wear, the W59 earbuds are perfect for international business, travel, learning, and everyday listening. This manual provides detailed instructions to help you get the most out of your new earbuds.
Package Contents
Please check the package for the following items:
- Sansui W59 Ai Translator Earbuds × 2 (Left and Right)
- Charging Case × 1
- USB Charging Cable (Type-C) × 1
- User Manual × 1
- Silicone Ear Tips (various sizes)

Specifications
| Feature | Description |
|---|---|
| Model | W59 |
| Product Type | ANC Ai Translator Earbuds |
| Earbuds Type | In-Ear |
| Material | ABS, Plastic, Silica Gel |
| Bluetooth Version | 6.0 |
| Bluetooth Distance | ≥10m (Maximum wireless range: 10m-20m) |
| Speaker Size | 13mm (Driver Diameter) |
| Speaker Impedance | 29 Ω (Impedance Range: up to 32 Ω) |
| Speaker Power Rating | 2~5mW |
| Frequency Response Range | 20 - 20000Hz |
| Speaker Sensitivity | 117±3dB |
| S/N Ratio | 57dB |
| Battery Capacity (Earbuds) | 35mAh × 2 |
| Battery Capacity (Charging Case) | 240mAh |
| Music Playtime (ANC off) | About 4-5 Hours |
| Calling Time (ANC off) | About 3.5 Hours |
| Total Playtime with Charging Case | Up to 35 Hours (ANC off) |
| Charging Method | Charging case |
| Active Noise-Cancellation | Yes (-35dB) |
| Sound Isolating | Yes |
| With Microphone | Yes (Dual-channel ENC microphones) |
| Waterproof | Yes |
| Control Button | Yes (Touch Control) |
| Volume Control | Yes |
| Voice Assistant Support | Apple Siri Support, Google Assistant Support |
| Supported Codecs | AAC, SBC |
| APP Supported Languages (Translation) | 74 Languages (e.g., Chinese, English, Japanese, Korean, Spanish, Portuguese, French, Arabic, German, Italian, Russian, Thai, Vietnamese, etc.) |

Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and charging 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 (e.g., wall adapter, computer USB port).
- The indicator light on the charging case will show charging status. Once fully charged, the light may change or turn off.
- A full charge for the case takes approximately 1.5 hours.

2. Pairing with Your Device (One-Step Pairing)
The Sansui W59 earbuds feature one-step pairing for convenience.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your smartphone or Bluetooth-enabled device, go to Bluetooth settings.
- Search for available devices and select "Sansui W59" from the list.
- Once connected, you will hear a confirmation tone, and the earbuds will be ready for use.
- The earbuds will automatically connect to the last paired device when taken out of the case.

3. Ensuring a Secure and Comfortable Fit
For optimal sound quality and noise cancellation, a proper fit is essential.
- Choose the silicone ear tips that best fit your ear canals. The package includes various sizes.
- Gently insert each earbud into your ear, twisting slightly until it feels snug and comfortable.
- The ergonomic design is intended to conform to the contours of your ears for all-day wear without discomfort.

Operating Instructions
1. Smart Touch Controls
The Sansui W59 earbuds feature intuitive touch controls on each earbud.
| Action | Control | Function |
|---|---|---|
| Long Press (3-5 seconds) | L/R Earbud | Power On/Off |
| Triple Tap | L/R Earbud | Switch Songs |
| Double Tap | L/R Earbud | Play/Pause Music |
| Double Tap | L/R Earbud | Answer/End Call |
| Long Press (2 seconds) | Right Earbud | Toggle Noise Cancellation/Transparency Mode |
| Long Press (2 seconds) | Left Earbud | Activate Voice Assistant |

2. Noise Control Modes
The W59 earbuds offer three distinct noise control modes:
- Active Noise Cancellation (ANC Mode): Reduces ambient noise by up to -35dB, ideal for focusing in noisy environments.
- Transparency Mode: Allows you to hear your surroundings clearly without removing the earbuds, perfect for conversations or being aware of traffic.
- Standard Mode (ANC off): Provides balanced audio without active noise cancellation, suitable for everyday listening.
Toggle between these modes by long-pressing the Right earbud for 2 seconds.

3. AI Real-time Translation
The W59 earbuds support real-time translation in 74 languages via a dedicated app.
- Download the App: Install the Sansui AI Translator app on your smartphone. (The Q&A confirms an app exists).
- Connect Earbuds: Ensure your W59 earbuds are connected to your phone via Bluetooth.
- Select Languages: Open the app and select the source and target languages for translation.
- Initiate Translation: Follow the in-app instructions to begin real-time two-way translation for conversations.

4. Making and Receiving Calls
The W59 earbuds are equipped with dual-channel ENC microphones for clear calls.
- Answer/End Call: Double-tap either earbud.
- Reject Call: Long-press either earbud for 2 seconds.
- Environmental Noise Cancellation (ENC): The earbuds automatically use ENC technology to filter out background noise during calls, ensuring your voice is heard clearly.

5. Video Demonstration
Maintenance
Proper maintenance ensures the longevity and optimal performance of your earbuds.
- Cleaning: Regularly clean the earbuds, especially the ear tips and charging contacts, with a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials.
- Storage: When not in use, always store the earbuds in their charging case to protect them from dust, damage, and to keep them charged.
- Water Resistance: The earbuds are waterproof, but avoid prolonged exposure to water or submerging them. Dry them thoroughly if they get wet.
- Avoid Extreme Temperatures: Do not expose the earbuds or charging case to extreme temperatures (hot or cold) or high humidity.
Troubleshooting
If you encounter any issues, please refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| Earbuds not pairing/connecting |
|
| No sound or low volume |
|
| AI Translation not working |
|
| ANC not effective |
|
User Tips
Here are some tips to enhance your experience with the Sansui W59 earbuds:
- App for Translation: Remember that the AI translation feature requires a dedicated app on your smartphone. Make sure to download and set it up for full functionality.
- Ear Tip Selection: Experiment with the different sizes of silicone ear tips provided to find the best fit for your ears. A good seal significantly improves sound quality and noise cancellation.
- Regular Charging: For uninterrupted use, make it a habit to place your earbuds back in the charging case when not in use. This keeps them ready for your next session.
Warranty and Support
Sansui products are designed for reliability and performance. For any technical support or warranty inquiries, please refer to the contact information provided with your purchase documentation or visit the official Sansui support website. Keep your proof of purchase for warranty claims.