1. Introduction
This manual provides detailed instructions for the HAOYUYAN BX17 Wireless Earbuds. Please read this guide thoroughly to ensure proper usage, optimal performance, and longevity of your device. Keep this manual for future reference.
2. Product Overview
2.1. What's in the Box
- BX17 Wireless Earbuds (2 units)
- Wireless Charging Case (1 unit)
- Type-C Charging Cable (1 unit)
- User Manual (1 unit)
- Eartips with 3 Sizes (S, M, L)

2.2. Earbud Components

The HAOYUYAN BX17 earbuds feature an ergonomic design with flexible ear hooks for a secure fit. Each earbud includes touch controls for managing audio and calls. The charging case provides additional battery life and has a digital LED display to show battery levels.
3. Setup
3.1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and charging case. The case provides up to 8 full recharges for the earbuds, offering a total playtime of up to 80 hours.
- Place the earbuds into the charging case. Ensure they are correctly seated.
- Connect the Type-C charging cable to the charging port on the case and to a power source.
- The LED power display on the case will show the battery percentage of the case and individual earbuds during charging.
- A full charge for the case takes approximately 1.5 hours.

3.2. Pairing with a Device
The earbuds utilize Hall switch technology for automatic power-on and instant reconnection.
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "BX17" from the list of available devices to connect.
- Once paired, the earbuds will automatically reconnect to the last paired device when the case is opened.

4. Operating Instructions
4.1. Wearing the Earbuds
The BX17 earbuds are designed for a secure and comfortable fit, especially during physical activity.
- Select the appropriate eartip size (S, M, L) for your ears to ensure a snug fit.
- Place the earbud into your ear canal.
- Gently hook the flexible ear hook over the top of your ear, adjusting it until it feels secure and comfortable.


4.2. Touch Controls
The earbuds feature intuitive touch controls for easy management of music, calls, and voice assistant.
- Answer/End Call: One tap on either earbud (R/L).
- Reject Call: Long press on either earbud.
- Play/Pause: One tap on either earbud (R/L).
- Previous Track: Long press on the left earbud.
- Next Track: Long press on the right earbud.
- Volume +: One tap on the right earbud.
- Volume -: One tap on the left earbud.
- Voice Assistant: Long press on either earbud.

4.3. Call Functionality
The earbuds are equipped with ENC (Environmental Noise Canceling) technology to ensure clear calls even in noisy environments.
- Use the touch controls as described above to manage incoming and outgoing calls.
- The built-in microphone with ENC minimizes background noise for both you and the person you are speaking with.

5. Maintenance
5.1. Cleaning
Regular cleaning helps maintain the performance and hygiene of your earbuds.
- Wipe the earbuds and charging case with a soft, dry, lint-free cloth.
- For the charging contacts on the earbuds and inside the case, use a dry cotton swab to gently clean any debris.
- Do not use abrasive materials, solvents, or chemical cleaners.
5.2. Storage
Store the earbuds in their charging case when not in use to protect them and keep them charged.
- Avoid storing the earbuds in extreme temperatures or high humidity.
- Keep them away from direct sunlight and sharp objects.
5.3. Water Resistance (IPX7)
The BX17 earbuds are IPX7 waterproof, meaning they can withstand sweat and water splashes. They are suitable for sports and workouts.

Important: While IPX7 rated, the charging case is not waterproof. Ensure earbuds are dry before placing them back in the charging case to prevent damage to the charging contacts.
6. Troubleshooting
6.1. Common Issues and Solutions
| Issue | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing | Not in pairing mode, out of range, low battery | Ensure case is open, earbuds are charged, and device Bluetooth is on. Move closer to the device. |
| No sound | Volume too low, not connected, media paused | Increase volume on device/earbuds. Check Bluetooth connection. Resume media playback. |
| Intermittent connection | Interference, distance, low battery | Move away from other wireless devices. Reduce distance to paired device. Charge earbuds. |
| Earbuds not charging | Poor contact, dirty contacts, faulty cable | Ensure earbuds are properly seated. Clean charging contacts. Try a different Type-C cable. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | BX17 |
| Brand | HAOYUYAN |
| Connectivity Technology | Bluetooth 5.3 |
| Ear Placement | In Ear with Over Ear Hook |
| Noise Control | Environmental Noise Cancellation (ENC) |
| Water Resistance Level | IPX7 (Sweat and Water Resistant) |
| Playtime (Single Charge) | Up to 15 hours |
| Total Playtime (with Charging Case) | Up to 80 hours |
| Charging Port | Type-C |
| Control Type | Button Control |
| Included Components | Earbuds, Charging Case, Type-C Cable, User Manual, Eartips (S, M, L) |
8. Official Product Video
9. Support
For further assistance, technical support, or warranty inquiries, please refer to the contact information provided in the original product packaging or visit the official HAOYUYAN website.