1. Introduction
Thank you for choosing the BOROFONE BM30 Wired Earphones with Microphone. These in-ear earphones are designed to provide clear audio and convenient communication through their integrated microphone and wire control features. This manual will guide you through the setup, operation, and maintenance of your new earphones.
2. Package Contents
Please check the package for the following items:
- BOROFONE BM30 Wired Earphones with 3.5mm Jack
- Storage Case (if included with your specific purchase)
- Ear Cushions (pre-installed)
3. Product Overview

Figure 1: Borofone BM30 earphones, retail packaging, and clear plastic storage case. The image also shows a detailed view of the earphones with their 3.5mm jack and in-line control unit.
The BOROFONE BM30 earphones feature a standard 3.5mm audio jack for universal compatibility. They include an in-line control unit with a built-in microphone for hands-free calls and media management.
- Earbuds: Designed for comfortable in-ear fit.
- In-line Control Unit: Contains microphone and control buttons.
- 3.5mm Audio Jack: Standard connector for audio devices.
4. Setup
Connecting your BOROFONE BM30 earphones is a simple process:
- Locate the 3.5mm audio jack on your smartphone, tablet, laptop, or other compatible audio device.
- Insert the 3.5mm audio jack of the BOROFONE BM30 earphones firmly into your device's audio port.
- Ensure the connection is secure for optimal audio quality.
5. Operating Instructions
The in-line control unit allows for easy management of audio playback and calls.
5.1. Music Playback
- Play/Pause: Press the center button once.
- Next Track: Press the center button twice quickly.
- Previous Track: Press the center button three times quickly.
- Volume Up: Press the '+' button.
- Volume Down: Press the '-' button.
5.2. Phone Calls
- Answer/End Call: Press the center button once.
- Reject Call: Press and hold the center button for approximately 2 seconds.
Note: Functionality of control buttons may vary slightly depending on the connected device and operating system.
6. Maintenance
Proper care will extend the lifespan of your earphones:
- Cleaning: Gently wipe the earbuds and cable with a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials.
- Storage: When not in use, store the earphones in the provided case or a clean, dry place to prevent tangling and damage.
- Avoid Moisture: Keep the earphones away from water, humidity, and extreme temperatures.
- Handle with Care: Avoid pulling the cable forcefully or bending the 3.5mm jack excessively.
7. Troubleshooting
| Problem | Solution |
|---|---|
| No sound or distorted audio. |
|
| Microphone not working. |
|
| In-line controls are unresponsive. |
|
8. Specifications
- Brand: BOROFONE
- Model: BM30
- Type: In-Ear Earphones
- Connectivity: Wired
- Connector: 3.5mm Jack
- Microphone: Yes
- In-line Control: Yes
- Compatible Devices: Multiple devices (Smartphones, Tablets, Laptops, etc.)
- Material: Plastic
- Color: Black
9. Safety Information
To ensure your personal safety and prevent damage to the earphones, please observe the following:
- Avoid using earphones at high volume levels for extended periods to prevent hearing damage.
- Do not use earphones in situations where you need to hear surrounding sounds, such as while driving, cycling, or walking in traffic.
- Keep the earphones away from small children and pets to prevent accidental ingestion of small parts.
- Do not attempt to disassemble or modify the earphones. This will void any warranty and may cause damage.
10. Warranty and Support
BOROFONE products are manufactured to high quality standards. For information regarding warranty coverage, technical support, or service inquiries, please refer to the warranty card included with your purchase or visit the official BOROFONE website. Please retain your proof of purchase for warranty claims.