X18pro Bone Conduction Earphones User Manual

1. Introduction

Thank you for choosing the X18pro Bone Conduction Earphones. These headworn wireless headphones are designed for active lifestyles, featuring Bluetooth 5.3 connectivity, 32GB of built-in memory, and IPX8 professional waterproofing, making them ideal for sports and swimming. Enjoy your music while staying aware of your surroundings.

X18pro Bone Conduction Earphones in black, showcasing key features.

2. Package Contents

Please check the box for the following items:

• 1 x X18pro Bone Conduction Earphones
• 1 x User Manual
• 1 x Magnetic Charging Cable
• 1 x Storage Box

Ensure all items are present in your package.

3. Product Overview

The X18pro earphones feature a lightweight, neckband-style design with bone conduction technology. They are designed to rest comfortably outside your ears, transmitting sound through your cheekbones.

Key Features:

• Bone Conduction Technology: Delivers sound through your cheekbones, keeping your ears open to ambient sounds.
• IPX8 Waterproof: Fully sealed design, suitable for swimming up to 10 meters underwater.
• 32GB Built-in Memory: Store music directly on the earphones for phone-free listening during activities.
• Bluetooth 5.3: Stable and efficient wireless connection.
• Magnetic Charging: Secure and convenient charging method.
• Multi-function Buttons: Easy control for power, volume, track selection, and calls.
• Adjustable Neckband: Features a titanium plate for flexible and secure fit.

Visual representation of core features.

Bone conduction technology keeps your ears open to the environment.

4. Setup

4.1 Initial Charging

Before first use, fully charge your earphones. Connect the magnetic charging cable to the charging port on the earphones and the USB-A end to a power source (e.g., computer USB port, USB wall adapter). The LED indicator will show charging status.

4.2 Power On/Off

• Power On: Press and hold the Power/Multi-function button for approximately 3 seconds until you hear a voice prompt.
• Power Off: Press and hold the Power/Multi-function button for approximately 5 seconds until you hear a voice prompt.

4.3 Bluetooth Pairing

1. Ensure the earphones are powered off.
2. Press and hold the Power/Multi-function button for about 5-7 seconds until the LED indicator flashes red and blue alternately, indicating pairing mode. You will hear a voice prompt.
3. On your smartphone or Bluetooth-enabled device, enable Bluetooth and search for available devices.
4. Select "X18 Pro" from the list.
5. Once connected, the LED indicator will flash blue slowly, and you will hear a confirmation voice prompt.

4.4 Connecting to Two Devices (Intelligent One Drag Two)

The X18pro earphones can connect to two Bluetooth devices simultaneously. After pairing with the first device, disable Bluetooth on that device. Then, pair with the second device. Once paired, re-enable Bluetooth on the first device, and the earphones should connect to both.

Connect your earphones to two devices simultaneously.

4.5 Loading Music to Internal Memory (32GB)

The earphones have 32GB of built-in memory, allowing you to store music directly and listen without a connected device. To load music:

1. Connect the earphones to your computer using the magnetic charging cable.
2. The earphones will appear as a removable disk drive.
3. Drag and drop your desired MP3 audio files into the earphone's storage folder.
4. Safely eject the device from your computer once files are transferred.

Enjoy music without your phone using the 32GB internal memory.

5. Operating Instructions

5.1 Basic Controls

• Play/Pause: Short press the Power/Multi-function button.
• Volume Up: Short press the '+' button.
• Volume Down: Short press the '-' button.
• Next Track: Long press the '+' button.
• Previous Track: Long press the '-' button.

5.2 Call Management

• Answer Call: Short press the Power/Multi-function button.
• End Call: Short press the Power/Multi-function button during a call.
• Reject Call: Long press the Power/Multi-function button.

5.3 Switching Between Bluetooth and MP3 Mode

The earphones automatically detect if a Bluetooth connection is active or if music is being played from the internal memory. There is no manual switch required; simply play content from your connected device or from the internal memory.

Video demonstrating unboxing, charging, button controls, and Bluetooth pairing.

6. Maintenance

6.1 Cleaning

Wipe the earphones with a soft, dry cloth. Do not use abrasive cleaners or solvents. Ensure the charging port is dry before connecting the charging cable.

6.2 Waterproofing

The X18pro earphones are IPX8 rated, meaning they are protected against continuous immersion in water beyond 1 meter. They are suitable for swimming and can be submerged up to 10 meters. After use in saltwater or chlorinated water, rinse the earphones with fresh water and dry thoroughly to prevent corrosion.

The IPX8 rating makes these earphones perfect for aquatic activities.

6.3 Storage

Store the earphones in a cool, dry place away from direct sunlight and extreme temperatures. Avoid placing heavy objects on them.

7. Troubleshooting

• No Power: Ensure the earphones are fully charged. Connect to the magnetic charging cable and a power source.
• No Sound: Check the volume level on both the earphones and your connected device. Ensure the earphones are properly paired and connected. If using internal memory, ensure MP3 files are correctly loaded.
• Cannot Pair: Make sure the earphones are in pairing mode (LED flashing red and blue). Turn off and on Bluetooth on your device. Try unpairing and re-pairing the earphones. Ensure no other devices are trying to connect simultaneously.
• Poor Sound Quality: Ensure the earphones are positioned correctly on your cheekbones. Check for any obstructions or damage.

8. Specifications

9. User Tips

• For optimal sound quality and comfort, ensure the bone conduction transducers are positioned firmly against your cheekbones, just in front of your ears.
• When swimming, utilize the 32GB built-in memory to enjoy music without needing to carry your phone.
• The open-ear design allows you to hear ambient sounds, which is a safety feature for outdoor activities like running or cycling.
• Always dry the magnetic charging contacts thoroughly after water exposure to prevent damage.

Versatile for various sports and outdoor activities.

10. Warranty and Support

For warranty information and technical support, please refer to the contact details provided by your retailer or visit the official CHYI website. Keep your proof of purchase for any warranty claims.