Introduction
Thank you for choosing the TWS X55 Wireless Sleep Earphones. These invisible, ultra-thin earbuds are designed for comfort, especially during sleep, while providing high-quality audio and intelligent noise reduction. Featuring Bluetooth 5.3 for stable connectivity and intuitive touch controls, the X55 offers a seamless audio experience for music, calls, and gaming.
Package Contents
Please check the package for the following items:
- User Manual
- Charging case
- Charging Cable
- TWS X55 Earbuds (Left and Right)
Specifications
| Feature | Detail |
|---|---|
| Brand Name | EOENKK |
| Model | X55 |
| Bluetooth Version | V5.3 |
| Communication | True wireless |
| Wireless Type | Bluetooth |
| Headphone Battery Capacity | 35mAh (each earbud) |
| Charging Case Battery Capacity | 350mAh |
| Input | 5V=1A (MAX) |
| Charging Time | Approx. 1.5 hours (for charging case) |
| Single Headset Weight | Approx. 1g |
| Charging Case Weight | Approx. 28g |
| Material | Plastic, TPU |
| Style | Tws in-ear headphones |
| Features | Waterproof, With microphone, Active Noise Cancelling |
| Waterproof | Yes |
| With Microphone | Yes |
| Active Noise-Cancellation | Yes |
| Volume Control | Yes |
| Control Button | Yes |
| Vocalism Principle | Hybrid Technology |
| Function | For Video Game, Common Headphone, For Mobile Phone, HiFi Headphone, Sport |
| Support APP | No |
| Certification | CE, FCC |
| Origin | Mainland China |
Note: Battery life and charging times are based on company test data under empty experimental conditions. Actual usage may vary.

Battery life and charging times overview.
Setup Guide
1. Charging the Earphones and Case
Before first use, ensure both the earphones and the charging case are fully charged.
- Place the earbuds into the charging case.
- Connect the charging cable to the charging case and a 5V=1A (MAX) power source.
- The charging case display will indicate the charging status.

Charging case with digital display.
2. Bluetooth Pairing
The TWS X55 earphones utilize Bluetooth 5.3 for a fast and stable connection.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for "X55" in the list of available Bluetooth devices and select it to connect.
- Once connected, the earbuds are ready for use.

Powerful Bluetooth 5.3 chip for stable transmission.

Wide compatibility with various operating systems.
3. Wearing the Earphones
The X55 earphones are designed for comfort and invisibility, especially for side-lying wear.
- Gently insert the earbud into your ear canal.
- Adjust for a snug and comfortable fit. The ultra-thin design (approx. 1cm) ensures it remains hidden and painless even when lying on your side.

Comfortable and invisible fit for side-lying.

Ultra-thin design for enhanced comfort.
Operating Instructions
1. Touch Controls
The X55 earphones feature intuitive single-finger tap controls:
- Play/Pause: Tap the switch once.
- Next Song: Tap the switch twice.
- Previous Song: Tap the switch twice.
- Volume Control: Tap the switch for 3 seconds.
- Answer/Dial Call: Tap the switch once.
- Siri Voice Assistant: Tap the switch for 2 seconds.

Detailed touch control functions.
2. Independent Dual Host (Single/Double Ear Mode)
The X55 supports independent dual host functionality, allowing you to use either earbud independently or both together for a stereo experience.
- Simply take one earbud out of the case to use it in single-ear mode.
- Take both earbuds out to automatically connect in dual-ear stereo mode.

Independent dual host for flexible usage.

Dual channel connection for stable audio.
3. Intelligent Noise Reduction
The X55 incorporates new voice noise reduction technology to minimize environmental interference, ensuring clearer voice calls and an immersive listening experience.

Intelligent noise reduction for enhanced call quality.
Maintenance
1. Cleaning
To ensure optimal performance and hygiene, regularly clean your earphones and charging case:
- Use a soft, dry, lint-free cloth to wipe the earbuds and charging case.
- Do not use harsh chemicals or abrasive materials.
- Avoid getting moisture into any openings.
2. Waterproof and Dustproof Design
The X55 earphones feature a waterproof and dustproof design, making them suitable for various environments. This helps protect against splashes and dust, but they are not designed for submersion in water.

Waterproof and dustproof for durability.
Troubleshooting
- Earbuds not pairing: Ensure both earbuds are in the charging case, then open the lid to activate pairing mode. Check your device's Bluetooth settings and try reconnecting.
- No sound from one earbud: Place both earbuds back into the charging case, close the lid, then open it again. This often resets the connection.
- Poor sound quality: Ensure the earbuds are clean and properly seated in your ears. Check the audio source device for any issues.
- Earbuds not charging: Verify the charging cable is securely connected to both the case and the power source. Ensure the charging contacts on the earbuds and case are clean.
User Tips
- For optimal performance and battery life, fully charge your earbuds and charging case before extended use.
- To achieve the best noise reduction and sound quality, ensure the earbuds fit snugly and comfortably in your ears.
- Regularly clean your earbuds to prevent wax buildup and maintain clear audio.
- When not in use, store the earbuds in their charging case to protect them and keep them charged.
Warranty & Support
For any product-related inquiries, technical support, or warranty claims, please contact the seller directly through your purchase platform. Keep your purchase receipt as proof of purchase.





