1. Introduction
Welcome to the esonstyle Bluetooth 5.3 Sleep Earbuds user manual. These earbuds are designed for ultimate comfort, especially for side sleepers, offering passive noise reduction and seamless Bluetooth connectivity. This manual provides detailed instructions on how to set up, operate, maintain, and troubleshoot your earbuds to ensure the best possible experience.
2. Package Contents
Please check the box for the following items:
- esonstyle S8 Sleep Earbuds (Left and Right)
- Charging Case
- USB-C Charging Cable
- User Manual

Image: esonstyle S8 Sleep Earbuds shown with their charging case. The earbuds are black and compact, designed for discreet wear.
3. Product Overview
The esonstyle S8 Sleep Earbuds are engineered for comfort and effective noise reduction, making them ideal for sleeping, relaxation, and travel. Their mini, invisible design ensures they are barely noticeable, even when lying on your side.
Key Features:
- Passive Noise Reduction: Soft, flexible silicone ear tips completely seal the ear canal to block external disturbances like snoring and ambient noise.
- Side Sleeper Comfort: Small size and lightweight structure (3.7g per earbud) ensure no discomfort or pain when sleeping on your side.
- Bluetooth 5.3 Connectivity: Provides stable, seamless, and high-quality audio transmission with smartphones and other compatible devices.
- Long Battery Life: Up to 4 hours of playback on a single charge, with the charging case providing an additional 20 hours (total 24 hours).
- IPX6 Water Resistance: Designed to be sweatproof and rainproof, suitable for various activities including fitness and outdoor use.
- Touch Control: Intuitive touch controls for managing music playback and calls.

Image: A person sleeping peacefully, illustrating the noise-blocking capability of the earbuds. The image highlights the soft earbud design.

Image: A close-up of a single earbud, showcasing its compact and invisible design, along with an internal diagram highlighting the Bluetooth 5.3 chip for fast and stable transmission.

Image: The earbuds in their charging case, visually representing the 4 hours of playback time from the earbuds and the total of 24 hours with the charging case.
4. Setup
4.1 Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case. Connect the provided USB-C cable to the charging port on the case and plug the other end into a USB power source (e.g., computer, wall adapter). The indicator lights on the case will show the charging status.
- Charging Time: Approximately 1.5 hours for a full charge.
4.2 Pairing with Your Device
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will automatically enter pairing mode, indicated by a flashing light on the earbuds.
- On your device (smartphone, tablet, laptop), go to Bluetooth settings and turn Bluetooth on.
- Search for available devices and select "esonstyle S8" from the list.
- Once connected, the earbud indicator lights will stop flashing. You are now ready to use your earbuds.
- The earbuds will automatically reconnect to the last paired device when taken out of the case, if Bluetooth is enabled on the device.
4.3 How to Wear the Earbuds
For optimal comfort and noise reduction, ensure the earbuds are properly seated in your ear canal. The soft silicone design allows for a snug fit without pressure, even when lying down.

Image: A visual guide demonstrating the correct way to insert the earbuds into the ear and then tuck them for a secure and comfortable fit, especially for side sleeping.
Video: This video demonstrates the comfort and suitability of the esonstyle sleep earbuds for side sleepers, showing how they fit discreetly and comfortably.
5. Operating Instructions
The esonstyle S8 earbuds feature intuitive touch controls for easy management of your audio and calls.
5.1 Touch Controls
| Action | Function |
|---|---|
| Single Tap (L/R) | Play/Pause Music, Answer/End Call |
| Double Tap (L) | Previous Track |
| Double Tap (R) | Next Track |
| Triple Tap (L/R) | Activate Voice Assistant |
| Long Press (2s) (L/R) | Reject Call |
| Long Press (3s) (L/R) | Power On/Off (when not in case) |
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your earbuds.
6.1 Cleaning
- Gently wipe the earbuds and charging case with a soft, dry, lint-free cloth.
- For ear tips, remove them from the earbuds and clean with mild soap and water if necessary. Ensure they are completely dry before reattaching.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
6.2 Water Resistance (IPX6)
The earbuds are IPX6 water-resistant, meaning they are protected against powerful water jets. This makes them suitable for use during workouts or in light rain. However, they are not designed for submersion in water (e.g., swimming or showering). Always ensure the charging port is dry before charging.

Image: A person engaged in physical activity, demonstrating the earbuds' IPX6 water resistance against sweat and light rain.
6.3 Storage
When not in use, store the earbuds in their charging case to protect them and keep them charged. Store the case in a cool, dry place away from direct sunlight and extreme temperatures.
7. Troubleshooting
If you encounter any issues with your esonstyle S8 Sleep Earbuds, please refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| Earbuds not pairing/connecting. |
|
| No sound or low volume. |
|
| Earbuds not charging. |
|
| Intermittent connection/audio dropouts. |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model | S8 |
| Bluetooth Version | 5.3 |
| Wireless Range | Up to 15 meters |
| Earbud Battery Life | Up to 4 hours (single charge) |
| Total Playback Time (with case) | Up to 24 hours |
| Charging Case Battery Capacity | 350 mAh |
| Charging Time | Approx. 1.5 hours |
| Charging Port | USB-C |
| Water Resistance Rating | IPX6 |
| Earbud Weight (single) | 3.7g |
| Total Product Dimensions | 2.2 x 1.4 x 1.5 cm (earbuds); 54.43 g (total weight) |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Noise Control | Passive Noise Cancellation |
9. Warranty and Support
esonstyle products are built with quality and reliability in mind. Your esonstyle S8 Sleep Earbuds come with a standard manufacturer's warranty against defects in materials and workmanship.
For warranty claims, technical support, or any questions regarding your product, please contact esonstyle customer service through the platform where you purchased the item or visit the official esonstyle website for contact information.
Please retain your proof of purchase for warranty purposes.