BUGANI Brief Pro M192 Bluetooth Speaker Instruction Manual
Model: M192
1. Introduction
Thank you for purchasing the BUGANI Brief Pro M192 Bluetooth Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker. Please read it thoroughly before use and retain it for future reference.
The BUGANI Brief Pro M192 is a high-performance portable Bluetooth speaker designed to deliver powerful and clear audio. Featuring advanced Bluetooth 5.3 connectivity, TWS pairing, and a robust design, it is suitable for various indoor and outdoor environments.
2. Package Contents
Ensure all items are present in the package:
- BUGANI Brief Pro M192 Bluetooth Speaker
- USB-C Charging Cable
- AUX IN Cable
- User Manual (this document)
- Quick Start Guide

Figure 2.1: Package Contents
3. Product Overview
Familiarize yourself with the physical features and controls of your BUGANI Brief Pro M192 speaker.

Figure 3.1: Front View of the Speaker
3.1. Controls and Ports
- Volume Knob: Rotate to adjust volume. Press to play/pause.
- Power Button: Press and hold to power on/off.
- Bluetooth Pairing Button: Press to enter Bluetooth pairing mode.
- USB-C Port: For charging the speaker.
- AUX IN Port: For wired audio connection.
- Reset Button: Small pinhole for factory reset.

Figure 3.2: Side Ports
3.2. Internal Components
The speaker features a powerful audio setup for high-quality sound.
- Subwoofers: Two 4-inch subwoofers for deep bass.
- Tweeters: Two 44mm tweeters for clear high frequencies.
- Passive Radiator: Enhances bass response.

Figure 3.3: Internal Speaker Components
4. Setup and Connection
4.1. Initial Charge
Before first use, fully charge the speaker using the provided USB-C cable and a compatible power adapter (not included). The charging indicator light will show charging status.
4.2. Power On/Off
Press and hold the Power button for 2-3 seconds to turn the speaker on or off.
4.3. Bluetooth Pairing
- Turn on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED light.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "BUGANI Brief Pro" from the list.
- Once connected, the LED indicator will turn solid, and you will hear an audible confirmation.
The speaker will automatically reconnect to the last paired device when powered on, if the device is within range and Bluetooth is enabled.
4.4. AUX IN Connection
For devices without Bluetooth, use the provided 3.5mm AUX IN cable to connect to the speaker's AUX IN port. The speaker will automatically switch to AUX mode.
5. Operation
5.1. Volume Control
Rotate the central knob clockwise to increase volume and counter-clockwise to decrease volume.
5.2. Playback Control
- Play/Pause: Press the central volume knob once.
- Next Track: Double-press the central volume knob.
- Previous Track: Triple-press the central volume knob.
5.3. TWS (True Wireless Stereo) Pairing
To achieve a true stereo sound experience, you can pair two BUGANI Brief Pro M192 speakers together.
- Ensure both speakers are powered on and not connected to any Bluetooth device.
- On one speaker (this will be the primary speaker), press the TWS button (usually indicated by a chain link icon). The speaker will enter TWS pairing mode.
- The primary speaker will automatically search for the secondary speaker. Once connected, you will hear an audible confirmation, and the TWS indicator light will become solid on both speakers.
- Now, connect your device to the primary speaker via Bluetooth as described in section 4.3. Audio will play in stereo through both speakers.

Figure 5.1: TWS Pairing
6. Charging
The BUGANI Brief Pro M192 is equipped with a rechargeable battery providing up to 12 hours of playtime at 50% volume. Actual playtime may vary based on volume level and audio content.
- Connect the USB-C charging cable to the speaker's USB-C port and the other end to a USB power source (e.g., wall adapter, computer USB port).
- The charging indicator light will illuminate during charging.
- A full charge typically takes approximately 5 hours.

Figure 6.1: Extended Playtime
7. Water Resistance
The BUGANI Brief Pro M192 features an IPX5 water-resistant rating, protecting it from splashes and light rain. This makes it suitable for outdoor use, such as camping or beach trips.
Note: IPX5 rating means it can resist a sustained, low-pressure water jet spray. It is not designed to be submerged in water.

Figure 7.1: IPX5 Water Resistance
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | M192 |
| Output Power | 160W (Peak) / 80W (RMS) |
| Connectivity Technology | Bluetooth 5.3, AUX |
| Audio Output Mode | Stereo |
| Woofer Diameter | 2 x 4 inches |
| Tweeter Diameter | 2 x 44 mm |
| Battery Type | 1 A battery (included) / 52.92Wh |
| Battery Average Life | Up to 12 hours (at 50% volume) |
| Charging Time | Approx. 5 hours |
| Charging Port | USB-C |
| Water Resistance | IPX5 |
| Control Method | Touch / Mechanical Knob |
| Product Dimensions | 42 x 14.7 x 17 cm |
| Product Weight | 4.62 kg |
| Material | Plastic or Metal |
| Compatible Devices | Smartphone, Tablet, Laptop, Television, Desktop, Gaming Console, Projector, Karaoke Machine |
Table 8.1: Technical Specifications
9. Troubleshooting
If you encounter issues with your speaker, refer to the following common problems and solutions:
- Speaker does not power on: Ensure the battery is charged. Connect the USB-C cable and try again.
- Cannot pair via Bluetooth: Make sure the speaker is in pairing mode (flashing LED). Ensure your device's Bluetooth is enabled and within range. Try forgetting the device on your phone and re-pairing.
- No sound: Check the volume level on both the speaker and your connected device. Ensure the correct input mode (Bluetooth or AUX) is selected.
- Poor sound quality: Move the speaker closer to your Bluetooth device to reduce interference. Check the audio source quality.
- TWS pairing fails: Ensure both speakers are fully charged and not connected to any other Bluetooth device before initiating TWS pairing.
- Speaker unresponsive: Use a small pin to press the reset button located near the charging port. This will restore factory settings.
10. Safety Information
Please read and follow these safety guidelines to prevent damage to the speaker or injury to yourself:
- Do not expose the speaker to extreme temperatures, direct sunlight, or open flames.
- Do not submerge the speaker in water, despite its IPX5 rating.
- Keep the speaker away from strong magnetic fields.
- Do not attempt to disassemble, repair, or modify the speaker. This will void the warranty.
- Use only the provided charging cable or a certified USB-C cable for charging.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
11. Warranty and Support
Your BUGANI Brief Pro M192 Bluetooth Speaker comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included in your package or visit the official BUGANI website.
For technical support, troubleshooting assistance, or any questions regarding your product, please contact BUGANI customer service through the contact information provided in your warranty documentation or on the official BUGANI website.
12. Product Videos
12.1. Unboxing and Features Overview
This video provides an unboxing experience of the BUGANI Brief Pro M192 speaker, showcasing its premium packaging, physical design, and key features like the aluminum alloy mechanical knob, Hi-Res Audio certification, and silicone heat-pressed logo. It also demonstrates Bluetooth 5.3 connectivity and precise volume control.
12.2. Animated Features Showcase
This animated video highlights the core features of the BUGANI Brief Pro M192, including its 160W peak power, internal speaker configuration (4-inch subwoofers and 41mm tweeters), Bluetooth 5.3 technology, and TWS pairing capability for an immersive stereo experience.