1. Introduction
Thank you for choosing the HUAKUA Bluetooth Wireless Headset M98. This headset is designed to provide clear audio communication and comfortable wear for various applications, including calls and business use. It features Bluetooth 5.0 technology, a noise-cancelling microphone, and a mute function. This manual will guide you through the setup, operation, and maintenance of your new headset.

Image: The HUAKUA Bluetooth Wireless Headset M98 resting on its charging base.
2. Package Contents
Please check the package for the following items:
- 1 x HUAKUA Bluetooth Wireless Headset M98
- 1 x Charging Cable
- 1 x User Manual (this document)
- 1 x Charging Base (optional, may vary by package)

Image: A visual representation of the headset, charging base, charging cable, and user manual included in the box.
3. Product Overview
Familiarize yourself with the various parts and controls of your headset:
- Headband: Adjustable for comfortable fit.
- Ear Cushion: Soft padding for extended wear.
- Microphone Boom: Flexible, rotates 270 degrees, with noise-cancelling microphone.
- Multi-Function Button (MFB): For power, pairing, call control, and voice assistant.
- Volume Buttons (+/-): Adjust volume, skip tracks.
- Mute Button: Mute/unmute the microphone during calls.
- Charging Port: USB-C port for direct charging.
- Charging Base: For convenient charging and storage.
4. Setup
4.1 Charging the Headset
Before first use, fully charge the headset. The headset can be charged using the included USB-C cable directly or by placing it on the charging base.
- Connect the charging cable to the headset's charging port or place the headset securely on the charging base.
- Connect the other end of the charging cable to a USB power source (e.g., computer USB port, wall adapter).
- The indicator light will show charging status (refer to LED indicator section for details).
- A full charge takes approximately 2 hours.

Image: The headset on its charging base, with icons indicating 2 hours charge time, 200 hours standby, 15 hours music play, and 17 hours talk time.
4.2 Pairing with Devices
The headset uses Bluetooth 5.0 for wireless connection.
- Power On: Press and hold the MFB button for 3 seconds until the LED indicator flashes blue and red alternately, indicating pairing mode.
- Activate Bluetooth: On your device (phone, PC, laptop), enable Bluetooth.
- Select Headset: In your device's Bluetooth settings, search for 'HUAKUA-98' (or similar) and select it to connect.
- Confirmation: The LED indicator on the headset will turn solid blue or flash blue slowly once connected. A voice prompt may also confirm the connection.
4.3 Connecting to Two Devices Simultaneously
The headset supports connecting to two Bluetooth-enabled devices at the same time.
- Pair the headset with the first device as described in Section 4.2.
- Disable Bluetooth on the first device. The headset will re-enter pairing mode.
- Pair the headset with the second device.
- Re-enable Bluetooth on the first device. The headset should automatically connect to both devices.

Image: The headset demonstrating compatibility with various devices (PC, Laptop, Phone, Tablet) and the ability to connect to two devices concurrently.
5. Operating Instructions
5.1 Power On/Off
- Power On: Press and hold the MFB button for 3 seconds.
- Power Off: Press and hold the MFB button for 5 seconds.
5.2 Call Management
- Answer Call: Press the MFB button once.
- End Call: Press the MFB button once during a call.
- Reject Call: Press and hold the MFB button for 2 seconds.
- Redial Last Number: Double-click the MFB button.
- Mute/Unmute Microphone: Press the dedicated Mute button on the microphone boom during a call.

Image: A woman wearing the headset, with an arrow pointing to the mute button on the microphone boom.
5.3 Volume Control & Track Navigation
- Volume Up: Press the '+' button.
- Volume Down: Press the '-' button.
- Next Track: Press and hold the '+' button.
- Previous Track: Press and hold the '-' button.
5.4 Voice Assistant
- Activate Voice Assistant: Press and hold the MFB button for 1-2 seconds to activate your device's voice assistant (e.g., Siri, Google Assistant).
6. Maintenance
6.1 Cleaning
- Wipe the headset with a soft, dry cloth.
- Do not use harsh chemicals or abrasive materials.
- Keep the charging contacts clean and dry.
6.2 Storage
- Store the headset in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period, charge the headset at least once every three months to maintain battery health.
7. Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Headset does not power on. | Low battery. | Charge the headset for at least 30 minutes. |
| Cannot pair with device. | Bluetooth not enabled on device; headset not in pairing mode; device too far. | Ensure Bluetooth is on, headset is in pairing mode (flashing blue/red), and within 10 meters of the device. Try restarting both devices. |
| No sound or poor sound quality. | Volume too low; headset not selected as audio output; interference. | Adjust volume on both headset and device. Check device's audio output settings. Move away from other wireless devices. |
| Microphone not working. | Microphone muted; headset not selected as input device. | Press the Mute button to unmute. Check device's audio input settings. |
| Headset disconnects frequently. | Out of range; low battery; interference. | Stay within Bluetooth range (10 meters). Charge the headset. Reduce interference sources. |
8. Specifications
- Model Name: HUAKUA-98
- Connectivity Technology: Wireless
- Wireless Communication Technology: Bluetooth 5.0
- Bluetooth Range: Up to 10 meters (33 feet)
- Battery Life: Up to 18 hours talk time
- Charging Time: Approximately 2 hours
- Standby Time: Up to 200 hours
- Frequency Range: 20 Hz - 20,000 Hz
- Noise Control: Active Noise Cancellation (Microphone)
- Material: Plastic
- Item Weight: Approximately 0.1 lb (excluding charging base)
- Compatible Devices: Cell phones, PCs, Laptops, Tablets
9. Warranty and Support
HUAKUA products are designed for reliability and performance. For warranty information and technical support, please refer to the warranty card included with your purchase or visit the official HUAKUA website. If you encounter any issues not covered in this manual, please contact our customer service team for assistance.
Contact Information:
- Please refer to your product packaging or the HUAKUA brand store for the most current support contact details.





