1. Introduction
Thank you for choosing the Lenovo LE221 TWS Wireless Earphones. These earphones are designed to provide a high-quality audio experience with advanced features like ENC intelligent call noise reduction, ultra-low latency for gaming, and a comfortable, lightweight design. Please read this manual carefully to ensure proper use and to maximize your listening pleasure.
2. Safety Warnings
- Do not immerse the product in water or any other liquid, as this product is not waterproof.
- If any liquid accidentally enters the product, immediately disconnect it and remove it from the power source.
- To avoid electric shock, ensure your hands are dry when installing or uninstalling the product.
- Do not use the product in high-temperature or humid environments.
- Do not disassemble the earphones arbitrarily, as this may impair performance.
- Turn off the power after use to extend battery life.
3. Package Contents
Please check the package for the following items:
- 2 x Bluetooth Earphones (Left and Right)
- 1 x Charging Case
- 1 x Type-C Charging Cable
- 1 x User Manual (this document)
- S, M, L full set of ear caps
4. Product Features
- HiFi Sound Quality: Equipped with AAC HD Decoders and a 13mm composite diaphragm acoustic structure for high-resolution, dynamic, and low-distortion audio.
- ENC Intelligent Call Noise Reduction: Built-in noise cancellation software effectively eliminates reverberation noise for clear voice conversations.
- Ultra-Low Latency: Features Wireless V6.0 technology with 0.06ms low latency game mode for synchronized audio and video.
- Ergonomic Design: Ultra-light at 3.4g per earpiece, designed for comfortable and fatigue-free wearing, even during extended use. Includes S, M, L ear caps for a secure fit.
- Long-lasting Battery Life: Up to 24 hours of comprehensive battery life with the charging case, and approximately 4.5 hours for a single earbud.
- Daily Waterproof and Dustproof: Life-grade waterproofing and sweat-proofing for use in various environments.
- Full Compatibility: Connects with Android, iOS, Windows, and other wireless-compatible systems.
5. Setup
5.1. Charging the Earphones and Case
Before first use, fully charge the earphones and the charging case.
- Place the earphones into the charging case.
- Connect the Type-C charging cable to the charging port on the case and to a power source.
- The indicator light on the charging case will show charging status. Once fully charged, the indicator light may change or turn off.
5.2. Power On/Off
- Power On: Open the charging case lid; the earphones will power on automatically.
- Power Off: Place the earphones back into the charging case and close the lid; the earphones will power off automatically and begin charging.
5.3. Bluetooth Pairing
- Ensure the earphones are charged and powered on (open the charging case lid).
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for available Bluetooth devices and select "LE221" from the list.
- Once connected, you will hear a confirmation sound, and the earphones will be ready for use.
6. Operating Instructions
The Lenovo LE221 earphones feature intuitive touch controls for various functions:
6.1. Call Management
- Answer Call: Double-click the left/right earphone function button.
- Hang Up Call: Double-click the left/right earphone function button (while in a call).
- Reject Call: Press and hold the left/right earphone function button for 1-3 seconds.
6.2. Music Playback Mode
- Previous Track: Triple-click the left earphone (L) function button.
- Next Track: Triple-click the right earphone (R) function button.
- Volume Up: Single-click the right earphone (R) function button.
- Volume Down: Single-click the left earphone (L) function button.
- Pause/Play: Double-click the left/right earphone function button.
6.3. Mode Switching
- Music Mode: Press and hold the right function button for 1-3 seconds.
- Voice Assistant: Press and hold the left function button for 1-3 seconds.
- Game Mode: Press and hold the right function button for 1-3 seconds.
7. Maintenance
- Clean the earphones and charging case regularly with a soft, dry cloth.
- Avoid exposing the earphones to extreme temperatures, direct sunlight, or humid conditions.
- Store the earphones in their charging case when not in use to protect them and conserve battery.
- Do not use abrasive cleaners or solvents.
8. Troubleshooting (FAQ)
- Q: Cannot Connect?
- A: Restart the device or reset Bluetooth settings on your source device.
- Q: Intermittent Audio?
- A: Check the battery level of the earphones and charging case. Move away from sources of signal interference.
- Q: No Sound from Earphones?
- A: Verify correct pairing and ensure audio output is enabled on your source device.
9. Specifications
| Feature | Specification |
|---|---|
| Brand Name | Lenovo |
| Product Name | Lenovo Services LE221 Wireless Earphone |
| Model / Pairing Name | LE221 |
| Wireless Version | V6.0 (Bluetooth 6.0) |
| Communication Distance | ≈10 meters (unobstructed) |
| Headphone Battery Capacity | 35mAh |
| Charging Case Battery Capacity | 250mAh |
| Charging Port Type | Type-C |
| Supported Protocols | AAC/SBC |
| Material | ABS |
| Battery life up to | 24 Hours (Comprehensive) |
| Maximum wireless range | 10m-20m |
| Sound Isolating | Yes |
| Number Of Drivers | 2 |
| Driver Diameter | 10mm |
| Impedance Range | up to 32 Ω |
| With Microphone | Yes |
| Frequency Response Range | 20 - 20000Hz |
| Active Noise-Cancellation | No (Features ENC intelligent call noise reduction) |
| Volume Control | Yes |
| Control Button | No (Touch controls) |
| Vocalism Principle | Dynamic |
| Wireless Type | Bluetooth |
| Communication | True wireless |
| Style | Tws in-ear headphones |
| Certification | CE, FCC |
For more detailed specifications, please refer to the official product documentation: User Manual (PDF)
10. User Tips
- Optimal Fit: Experiment with the different sized ear caps (S, M, L) included in the package to find the most comfortable and secure fit for your ears. A good seal enhances sound quality and noise isolation.
- Gaming Performance: For the best gaming experience, ensure your device is close to the earphones to maintain a stable connection and fully utilize the 0.06ms ultra-low latency game mode.
- Call Clarity: The ENC intelligent call noise reduction works best in moderately noisy environments. For critical calls, try to be in a quieter setting.
- Battery Management: To prolong the overall battery life of your earphones, always place them back in the charging case when not in use.
11. Video Guide
Watch this video for a visual overview of the Lenovo LE221 TWS Wireless Earphones, showcasing their design and key features.
12. Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or visit the official Lenovo support website.
