Introduction
Welcome to the Boytond Ultra Open Ear Earbuds S30i user manual. These earbuds are designed to provide a comfortable and immersive audio experience while keeping you aware of your surroundings. Featuring a lightweight, clip-on design and advanced Bluetooth 5.3 connectivity, the S30i earbuds are suitable for various activities, from daily commutes to intense workouts.
This manual provides detailed instructions on how to set up, operate, maintain, and troubleshoot your earbuds to ensure optimal performance and longevity.

Image: Boytond Ultra Open Ear Earbuds S30i highlighting comfort and design advantages over traditional earbuds.
Product Video: Comfort and Design Overview
Video: A demonstration of the Boytond Ultra Open Ear Earbuds S30i, focusing on their comfortable fit and lightweight design for extended wear.
Setup Guide
1. Package Contents
Before you begin, ensure all items are present in the package:
- Boytond True Wireless Earbuds (x2)
- Boytond Charging Case (x1)
- Fast Charging USB-C Cable (x1)
- Quick Start User Guide (x1)

Image: Contents of the Boytond Ultra Open Ear Earbuds S30i package, including earbuds, charging case, USB-C cable, and user guide.
2. Initial Charging
For first-time use, fully charge the earbuds and charging case. Connect the provided USB-C cable to the charging case and a power source. The LED indicator on the case will show the charging status. A full charge provides up to 10 hours of playtime for the earbuds and an additional 40 hours with the charging case.
- Quick Charge: 5 minutes of charging provides approximately 1 hour of playback.

Image: The Boytond S30i charging case connected via USB-C, displaying battery levels for both earbuds and the case.
3. Pairing with a Device
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for "Boytond S30i" in the list of available Bluetooth devices and select it to connect.
- Once connected, you will hear an audio prompt, and the earbuds will be ready for use.
The earbuds feature smart auto-pairing and will automatically connect to the last paired device when taken out of the case.

Image: Boytond S30i earbuds demonstrating seamless Bluetooth 5.3 connectivity with multiple devices.
4. Wearing the Earbuds
The S30i earbuds feature a flexible clip-on design for a secure and comfortable fit. Gently clip each earbud onto your ear, ensuring the speaker is positioned correctly for optimal sound without blocking your ear canal. Adjust for maximum comfort.

Image: The Boytond S30i earbuds showcasing their flexible clip-on design for a comfortable and secure fit on any ear shape.
Operating Instructions
Touch Controls
The S30i earbuds are equipped with intuitive touch controls on each earbud. Refer to the following table for common functions:
| Action | Function |
|---|---|
| Single Tap (x1) on either earbud | Play/Pause Music, Answer Call, Hang Up Call |
| Double Tap (x2) on either earbud | Next Song |
| Triple Tap (x3) on either earbud | Previous Song |
| Long Press (2 seconds) on either earbud | Activate Voice Assistant / Reject Call |

Image: Visual guide to the touch controls on the Boytond S30i earbuds for music playback and call management.
Audio Quality
The S30i earbuds feature 16.3mm dynamic drivers, delivering vibrant, high-fidelity stereo sound with deep bass and crystal-clear treble. The open-ear design allows you to enjoy your audio while remaining aware of your surroundings.

Image: Diagram illustrating the 16.3mm dynamic drivers and audio technology within the Boytond S30i earbuds.
Call Management
With enhanced call quality, the S30i earbuds ensure clear communication. Use the touch controls to answer, end, or reject calls. The open-ear design allows for natural conversations while wearing the earbuds.
Maintenance
Cleaning
Regularly clean your earbuds and charging case to maintain optimal performance and hygiene. Use a soft, dry, lint-free cloth to wipe the surfaces. Avoid using abrasive materials or harsh chemicals.
- For earbuds, gently wipe the ear clips and speaker areas.
- For the charging case, clean the charging contacts and exterior.
Water Resistance
The Boytond S30i earbuds are water repellent, making them suitable for workouts and outdoor activities. However, they are not fully waterproof and should not be submerged in water. Avoid exposure to excessive moisture or liquids.

Image: A person exercising while wearing the Boytond S30i earbuds, illustrating their water-repellent design for active use.
Storage
When not in use, store the earbuds in their charging case to protect them from dust, damage, and to keep them charged. Store the case in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
Common Issues and Solutions
- Earbuds not pairing or only one earbud connects:
Ensure both earbuds are fully charged. Place both earbuds back into the charging case, close the lid, wait a few seconds, then open the lid again. Re-attempt pairing with your device. If the issue persists, try resetting the earbuds (refer to the full user guide for specific reset instructions, if available).
- Earbuds not charging:
Check the USB-C cable and power adapter. Ensure the charging contacts on both the earbuds and the case are clean and free of debris. Verify the charging case itself has power.
- Poor sound quality or disconnections:
Ensure your device is within the Bluetooth range (approximately 10 meters/33 feet) and there are no significant obstructions. Try disconnecting and re-pairing the earbuds. Ensure the earbuds are clean and properly seated in your ears.
- Earbuds feel uncomfortable or fall out:
Adjust the position of the clip-on earbuds on your ear until a secure and comfortable fit is achieved. The flexible design allows for various adjustments.
For more detailed troubleshooting or persistent issues, please refer to the support section.
Specifications
| Feature | Detail |
|---|---|
| Brand | Boytond |
| Model Number | S30i |
| Ear Placement | Open Ear |
| Form Factor | Over Ear (Clip-On) |
| Connectivity Technology | Wireless (Bluetooth) |
| Bluetooth Version | 5.3 |
| Battery Life (Earbuds) | Up to 10 Hours |
| Total Playtime (with Case) | Up to 50 Hours |
| Charging Port | USB-C |
| Water Resistance Level | Water Repellent |
| Control Type | Touch Control |
| Compatible Devices | Smartphones, Tablets, Laptops, Desktops, Smart Speakers, Telephones, Car Audio Systems |
| Material | Plastic, Silicone |
Warranty Information
Boytond offers a 365-day no-reason return and warranty service for the S30i Ultra Open Ear Earbuds. Please retain your proof of purchase for warranty claims. For specific terms and conditions, or to initiate a warranty claim, please contact customer support.
Customer Support
If you encounter any issues or have questions regarding your Boytond Ultra Open Ear Earbuds S30i, please contact our customer support team. You can find more information and contact details by visiting the official Boytond store on Amazon:
Visit the Boytond Store on Amazon
Our support team is available to assist you with any product-related inquiries.