1. Introduction and Overview
The yobola Wireless Earbuds 28 offer a premium audio experience with advanced features designed for convenience and performance. These earbuds provide wireless freedom, stable connectivity, and clear audio for both music and calls.

A pair of yobola Wireless Earbuds 28, black in color, resting in their open charging case. A small green LED light indicates charging status.
Key Features:
- Bluetooth 5.3: Ensures stable and efficient wireless connection.
- 4-Mic Environmental Noise Cancellation (ENC): Reduces 90% of ambient noise for clearer calls.
- IPX7 Water Resistance: Provides protection against sweat and water, suitable for workouts and outdoor activities.
- Intuitive Touch Controls: Manage calls and music playback with simple taps.
- HiFi Stereo with Deep Bass: Delivers rich, immersive sound quality.
- Long Battery Life: Up to 5 hours of playtime per charge, with a total of 25 hours using the charging case.

A detailed view of a single yobola earbud, illustrating its 4-microphone (4-MIC) setup and Environmental Noise Cancellation (ENC) technology, designed for clearer calls by reducing 90% of ambient noise.

Two yobola earbuds are shown on a dark, wet surface with water droplets, emphasizing their IPX7 sweat and water-resistant rating, suitable for active use.
2. Setup
Initial Pairing:
- Ensure the charging case is sufficiently charged.
- Open the charging case and remove both earbuds. They will automatically enter pairing mode.
- On your device (smartphone, PC, Mac), enable Bluetooth.
- Search for available Bluetooth devices and select "T8" (or the specific model name) from the list.
- Once connected, the earbuds are ready for use.
The earbuds feature automatic connection after the first successful pairing, providing hassle-free usage for subsequent connections.

A visual guide demonstrating the 'Super Easy Pairing' process: simply pick up the earbuds from the charging case, and they will automatically connect to your device, as shown on a smartphone screen displaying Bluetooth settings.
Device Compatibility:
These versatile earbuds seamlessly connect with a wide range of devices:
- Android smartphones
- PC and Mac computers
- Any universal Bluetooth-enabled music player

Three icons representing Apple, Android, and Windows operating systems, indicating the broad compatibility of the yobola earbuds with various smartphones, PCs, and Macs.
3. Operating Instructions
Wearing the Earbuds:
The yobola Wireless Earbuds 28 feature a half in-ear design, ensuring a secure and comfortable fit for extended periods. Gently insert each earbud into your ear canal until it feels snug.

A yobola earbud is depicted in a human ear, demonstrating its half in-ear design for a firm and comfortable fit during extended wear.
Touch Controls:
The earbuds are equipped with intuitive touch controls for easy management of audio and calls:
- Play/Pause: Single tap on either earbud.
- Next Song: Double tap on the right earbud.
- Previous Song: Double tap on the left earbud.
- Answer/End Call: Single tap on either earbud.
- Reject Call: Press and hold either earbud for 2 seconds.
- Volume Control: Specific gestures for volume up/down (refer to detailed instructions in the full user guide if available).
- Activate Voice Assistant (Siri/Google Assistant): Triple tap on either earbud.
Charging:
Place the earbuds back into the charging case to charge them. The case itself can be charged via a USB-C cable. A full charge provides approximately 5 hours of playtime for the earbuds, and the charging case extends the total listening time to about 25 hours.
4. Maintenance
To ensure the longevity and optimal performance of your yobola Wireless Earbuds 28, follow these maintenance guidelines:
- Cleaning: Regularly wipe the earbuds and charging case with a soft, dry cloth. Avoid using abrasive materials or harsh chemicals.
- Water Resistance: While the earbuds are IPX7 water-resistant, meaning they can withstand sweat and splashes, they are not designed for submersion in water. Do not wear them while swimming or showering. Ensure they are dry before placing them back in the charging case.
- Storage: Store the earbuds in their charging case when not in use to protect them from dust and damage.
- Temperature: Avoid exposing the earbuds to extreme temperatures (hot or cold) or high humidity.
5. Troubleshooting
If you encounter any issues with your yobola Wireless Earbuds 28, please refer to the official Troubleshooting Guide for detailed solutions. This guide covers common problems and steps to resolve them.
You can access the Troubleshooting Guide (PDF) here.
For further assistance, please contact yobola customer support at support@yobola.com.
6. Specifications
| Feature | Specification |
|---|---|
| Brand | yobola |
| Model Name | LY-20240401 |
| Connectivity Technology | Wireless |
| Ear Placement | In Ear |
| Control Type | Touch Control |
| Water Resistance Level | Waterproof (IPX7) |
| Bluetooth Version | 5.3 |
| Bluetooth Range | 10 Meters |
| Audio Driver Size | 13 Millimeters |
| Playtime Per Charge | 5 Hours |
| Total Playtime (with case) | 25 Hours |
| Product Dimensions | 0.67 x 0.67 x 1.57 inches |
| Item Weight | 3.2 ounces |
7. Official Product Video
An official product video demonstrating the key features and design aspects of the yobola Wireless Bluetooth Earbuds, including their stable Bluetooth 5.3 connection, ENC noise cancellation, IPX7 water resistance, comfortable half in-ear design, and long battery life.
8. Warranty and Support
At yobola, your complete satisfaction is our primary objective. We are dedicated to providing high-quality products and continuous support.
For any product-related inquiries, technical support, or warranty information, please contact our customer service team:
- Email: support@yobola.com
We will continue to adhere to the pursuit of product quality and technological innovation, devoted to providing more and better products.
