Vicimwann M98B
Vicimwann Wireless Bluetooth Headset M98B User Manual
Model: M98B
Introduction
This user manual provides comprehensive instructions for the Vicimwann Wireless Bluetooth Headset M98B. It covers setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device. The M98B headset features Bluetooth 5.3 connectivity, a noise-cancelling microphone, multipoint pairing, and a lightweight design for extended comfort during calls and meetings.
What's in the Box
- Vicimwann Wireless Bluetooth Headset with Mic
- Charging Stand
- USB-C Charging Cable
- User Manual
Setup
1. Initial Charging
Before first use, fully charge your Vicimwann M98B headset. You can charge it using the included charging stand or by plugging the USB-C cable directly into the headset.
- Using the Charging Stand: Place the headset onto the charging base. Ensure it is properly seated; the indicator light on the base will illuminate to confirm charging has begun. The dock is weighted for stability.
- Direct Charging: Connect the USB-C charging cable to the headset's charging port and to a compatible USB power source.
A full charge takes approximately 2 hours and provides up to 20 hours of music time or 14 hours of talk time.

Image: The Vicimwann M98B headset resting on its charging base, ready for use or charging.
2. Bluetooth Pairing
The M98B headset utilizes advanced Bluetooth 5.3 technology for a stable and efficient connection.
- Ensure the headset is powered off.
- Press and hold the Multi-Function Button (MFB) until the indicator light flashes red and blue, indicating pairing mode.
- On your device (phone, laptop, tablet), enable Bluetooth and search for available devices.
- Select "M98B" from the list of found devices to connect.
- Once connected, the indicator light will turn solid blue.

Image: A detailed view of the headset's earcup, emphasizing its Bluetooth 5.3 capability for enhanced performance.
3. Wearing the Headset
The M98B is designed for all-day comfort and can be worn on either ear.
- Adjust the headband to fit comfortably over your head.
- The microphone boom is 270-degree rotatable, allowing you to position it on your left or right side.
- Position the microphone approximately 1-2 inches from your mouth for optimal voice pickup.

Image: A woman comfortably wearing the Vicimwann M98B headset, highlighting its lightweight and ergonomic design for extended use.
Operating Instructions
1. Basic Controls
| Button/Function | Action | Description |
|---|---|---|
| Multi-Function Button (MFB) | Press once | Answer/End Call, Play/Pause Music |
| Multi-Function Button (MFB) | Press and hold for 1s | Activate Voice Assistant (Siri/Google Assistant) |
| Volume Up (+) | Press once | Increase Volume |
| Volume Down (-) | Press once | Decrease Volume |
| Mute Button (on mic boom) | Press once | Mute/Unmute Microphone (announces "Mute on" / "Mute off") |

Image: The mute button located on the microphone boom, designed for quick and easy access during calls.
2. Call Clarity and Noise Cancellation
The M98B features an enhanced noise-cancelling microphone and an AI noise-cancelling algorithm to isolate your voice from background noise, ensuring crystal-clear communication.

Image: A user experiencing clear communication with the headset, depicting its noise-cancelling capabilities for productive conversations.
3. Multipoint Pairing
The headset can connect to two devices simultaneously, such as a cell phone and a laptop, allowing seamless switching between audio sources.
- Pair the headset with your first device following the Bluetooth pairing steps.
- Once connected, disable Bluetooth on the first device.
- Put the headset back into pairing mode and connect to your second device.
- Re-enable Bluetooth on the first device. The headset should now be connected to both devices.
- The headset will intelligently switch audio to the device receiving an incoming call or active media.

Image: The headset simultaneously connected to a laptop and a smartphone, demonstrating its ability to manage connections with multiple devices.
4. Official Product Video
Video: An official product video demonstrating the features and usage of the M98B Wireless Bluetooth headset with Microphone for Work.
Maintenance
1. Cleaning
To maintain the headset's condition and hygiene:
- Wipe the earpads and headband with a soft, dry cloth.
- For stubborn dirt, use a slightly damp cloth with mild soap, then wipe dry immediately.
- Do not use harsh chemicals or abrasive materials.
2. Storage
When not in use, store the headset on its charging base or in a cool, dry place away from direct sunlight and extreme temperatures. This helps preserve battery life and material integrity.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headset won't turn on | Low battery | Charge the headset fully. |
| Cannot pair with device | Headset not in pairing mode; device Bluetooth off; too far from device | Ensure headset is in pairing mode (flashing red/blue). Turn on device Bluetooth. Move headset closer to device (within 33 feet). |
| No audio or poor audio quality | Volume too low; headset not selected as audio output; interference | Increase volume on headset and device. Select M98B as audio output in device settings. Move away from other wireless devices. |
| Microphone not working | Microphone muted; incorrect audio input selected | Press the mute button to unmute. Ensure M98B is selected as the microphone input in your device's sound settings. |
| Charging base not charging | Headset not properly seated; faulty cable/power source | Ensure headset is firmly placed on the base. Try charging directly with the USB-C cable to rule out base issue. Check cable and power adapter. |
For more detailed troubleshooting, please refer to the complete user guide or contact customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Name | M98B |
| Connectivity Technology | Wireless (Bluetooth) |
| Wireless Communication Technology | Bluetooth 5.3 |
| Bluetooth Range | Up to 33 Feet |
| Charging Time | 2 Hours |
| Battery Life (Talk Time) | Up to 14 Hours |
| Battery Life (Music Time) | Up to 20 Hours |
| Item Weight | 1.76 Ounces (50 grams) |
| Noise Control | Active Noise Cancellation (Mic) |
| Microphone | 270-degree Rotatable Boom Mic |
| Compatible Devices | Cellphones, Tablets, Laptops, iPads |
| Included Components | Headset, Charging Stand, USB-C Cable, User Manual |
Warranty and Support
Your Vicimwann M98B Wireless Bluetooth Headset comes with a standard manufacturer's warranty. Please refer to the included user manual for specific warranty terms and conditions.
For technical support, product inquiries, or warranty claims, please contact Vicimwann customer service through their official website or the contact information provided in your product packaging.
We recommend registering your product on the manufacturer's website to receive updates and support.
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