1. Introduction
Thank you for choosing the fojep Wireless Earbuds BX28. These earbuds are designed to provide a high-quality audio experience with advanced features for daily use and sports activities. This manual will guide you through the setup, operation, and maintenance of your new earbuds.

Figure 1.1: fojep Wireless Earbuds BX28 with charging case. The earbuds feature an ergonomic design with earhooks for a secure fit, and the charging case has an LED digital display.
2. Package Contents
Please verify that all items are present in your package:
- fojep Wireless Earbuds (Left and Right)
- Charging Case with LED Digital Display
- USB Type-C Charging Cable
- Eartips (3 sizes: S, M, L)
- User Manual

Figure 2.1: Illustration of the items included in the fojep BX28 earbud package, showing the earbuds, charging case, charging cable, and various eartip sizes.
3. Setup
3.1 Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case. The charging case features an LED digital display that shows the battery percentage of the case and individual battery status bars for each earbud.
- Place both earbuds into the charging case. Ensure they are correctly seated; the indicator lights on the earbuds will illuminate.
- Connect the USB Type-C charging cable to the charging port on the case and the other end to a USB power source (e.g., wall adapter, computer USB port).
- The LED display on the charging case will show the charging progress. A full charge typically takes approximately 1.5-2 hours.

Figure 3.1: The charging case displays the battery percentage for the case and individual charge levels for the left and right earbuds. The earbuds offer up to 7 hours of playtime, extended to 75 hours with the charging case.
3.2 Pairing with a Bluetooth Device
The fojep BX28 earbuds feature one-step auto pairing for convenience.
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, laptop), activate Bluetooth.
- Search for available Bluetooth devices. Select "BX28" from the list.
- Once connected, you will hear a confirmation tone, and the earbuds will be ready for use.
The earbuds will automatically reconnect to the last paired device when removed from the case, provided Bluetooth is enabled on the device.

Figure 3.2: Visual guide for the one-step auto pairing process. Simply remove the earbuds from the charging case, and they will appear as "BX28" in your device's Bluetooth settings for connection.
3.3 Wearing the Earbuds
For optimal sound quality and comfort, choose the correct size eartips and adjust the earhooks.
- Select the eartips (S, M, L) that provide a snug and comfortable fit in your ear canal. A good seal enhances bass response and noise isolation.
- Gently place the earbud into your ear, ensuring the earhook wraps securely around the back of your ear. The earhooks are flexible for a customized fit.

Figure 3.3: The ergonomic design of the fojep BX28 earbuds, featuring flexible earhooks and multiple eartip sizes (S/M/L) to ensure a comfortable and secure fit, especially during sports activities.
4. Operating Instructions
The fojep BX28 earbuds feature intuitive touch controls on each earbud. The controls are mirrored on both earbuds, allowing for single-earbud use.
4.1 Music Playback Controls
| Action | Left Earbud | Right Earbud |
|---|---|---|
| Play/Pause | Single Tap | Single Tap |
| Next Song | N/A | Double Tap |
| Previous Song | Double Tap | N/A |
| Volume Up | N/A | Triple Tap |
| Volume Down | Triple Tap | N/A |
4.2 Call Management Controls
| Action | Left Earbud | Right Earbud |
|---|---|---|
| Answer Call | Single Tap | Single Tap |
| End Call | Single Tap | Single Tap |
| Reject Call | Long Press (2 seconds) | Long Press (2 seconds) |
4.3 Voice Assistant
Activate your device's voice assistant (Siri, Google Assistant, etc.) by performing a specific tap gesture.
| Action | Left Earbud | Right Earbud |
|---|---|---|
| Activate Voice Assistant | Long Press (2 seconds) | Long Press (2 seconds) |

Figure 4.1: Detailed diagram of the touch controls for both left and right fojep BX28 earbuds, illustrating functions for music playback, call management, and voice assistant activation.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your fojep Wireless Earbuds BX28.
5.1 Cleaning
- Regularly clean the earbuds, especially the eartips and charging contacts, with a soft, dry, lint-free cloth.
- For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner. Avoid excessive moisture.
- Do not use harsh chemicals, alcohol, or abrasive materials.
- Ensure earbuds are completely dry before placing them back in the charging case.
5.2 Storage
- When not in use, store the earbuds in their charging case to protect them and keep them charged.
- Store in a cool, dry place away from extreme temperatures and direct sunlight.
5.3 Water Resistance (IPX7)
The earbuds are rated IPX7 waterproof, meaning they can withstand submersion in up to 1 meter of water for 30 minutes. This makes them suitable for sweat resistance, rain, and splashes.
- Note: The charging case is NOT waterproof. Do not expose the charging case to water.
- After exposure to water or sweat, ensure the earbuds are completely dry before placing them back into the charging case to prevent damage to the charging contacts.

Figure 5.1: The fojep BX28 earbuds are IPX7 rated, providing protection against rain, sweat, and splashes, making them suitable for various activities.
6. Troubleshooting
If you encounter issues with your fojep Wireless Earbuds BX28, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing/connecting | Bluetooth off, earbuds not in pairing mode, interference, previously paired device. |
|
| Only one earbud working | Low battery, not properly paired, earbud not connected to each other. |
|
| Low volume or poor sound quality | Incorrect eartip size, earwax buildup, low device volume, poor connection. |
|
| Charging case not charging | Faulty cable, power source issue, dirty charging port. |
|
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | BX28 |
| Bluetooth Version | V5.3 |
| Earbud Playtime | Up to 7 hours (single charge) |
| Total Playtime (with charging case) | Up to 75 hours |
| Waterproof Rating | IPX7 (earbuds only) |
| Control Method | Touch Control |
| Microphone | Built-in, CVC Noise Cancelling |
| Charging Port | USB Type-C |
| Material | Plastic |
| Color | Deep Black |

Figure 7.1: The fojep BX28 earbuds utilize advanced Bluetooth 5.3 technology, offering improved connection stability and efficiency compared to older versions.

Figure 7.2: The fojep BX28 earbuds are widely compatible with various Bluetooth-enabled devices, including smartphones, tablets, laptops, and smartwatches.
8. Warranty & Support
fojep products are designed with quality and reliability in mind. For warranty information and customer support, please refer to the following:
- Warranty: Specific warranty terms and duration may vary by region and retailer. Please retain your proof of purchase for warranty claims.
- Customer Support: If you experience any issues or have questions not covered in this manual, please contact fojep customer support through the platform where you purchased the product (e.g., Amazon Message Center).
- Online Resources: For the latest information, FAQs, and additional support, visit the official fojep store page on Amazon: fojep Amazon Store.
Your satisfaction is important to us. We are committed to providing excellent service and support.
