Muse M-780 BTB Bluetooth Speaker Instruction Manual

Introduction

Thank you for purchasing the Muse M-780 BTB Bluetooth Speaker. This portable speaker features 20W output, colored lights, IPX5 splash resistance, hands-free calling, and stereo pairing capabilities. It supports Bluetooth, Auxiliary input, and USB MP3 playback. Please read this manual carefully before use to ensure proper operation and to maximize your listening experience.

Safety Information

• Do not expose the device to extreme temperatures, direct sunlight, or high humidity.
• Avoid dropping or subjecting the speaker to strong impacts.
• The speaker is IPX5 splash-resistant. Do not immerse it in water or expose it to strong jets of water.
• Do not attempt to disassemble or modify the speaker. This will void the warranty.
• Use only the provided or approved charging cable.
• Keep out of reach of children.

Package Contents

Please check that all items are present:

• Muse M-780 BTB Bluetooth Speaker
• USB-C Charging Cable
• Auxiliary Input Cable
• Instruction Manual (this document)

Product Overview

Familiarize yourself with the speaker's controls and ports.

Figure 1: Front view of the Muse M-780 BTB Bluetooth Speaker, showing the speaker grille and control buttons on top.

Controls and Indicators:

• Power Button: Press and hold to turn on/off.
• Play/Pause Button: Press to play or pause music. Answer/end calls.
• Volume Up (+): Press to increase volume. Press and hold for next track.
• Volume Down (-): Press to decrease volume. Press and hold for previous track.
• Mode Button (M): Press to switch between Bluetooth, Aux-in, and USB modes.
• Light Mode Button: Press to cycle through different colored light effects.
• Bluetooth Pairing LED Indicator: Shows Bluetooth connection status.
• Charging LED Indicator: Shows battery charging status.

Ports:

• USB-C Charging Port: For charging the internal battery.
• AUX-IN Port: For connecting external audio devices via 3.5mm cable.
• USB Port: For MP3 playback from a USB flash drive.

Setup

1. Initial Charging

Before first use, fully charge the speaker. Connect the supplied USB-C cable to the speaker's USB-C charging port and the other end to a USB power adapter (not included) or a computer's USB port. The Charging LED indicator will illuminate during charging and turn off when fully charged. A full charge provides up to 10 hours of music playback.

2. Powering On/Off

Press and hold the Power Button for approximately 3 seconds to turn the speaker ON or OFF.

Operating Instructions

Bluetooth Pairing

1. Turn on the speaker. It will automatically enter Bluetooth pairing mode, and the Bluetooth Pairing LED indicator will flash.
2. Enable Bluetooth on your smartphone, tablet, or other Bluetooth-compatible device.
3. Search for "M-780 BTB" in the list of available devices and select it to connect.
4. Once successfully paired, the Bluetooth Pairing LED indicator will stop flashing and remain solid. You can now stream music wirelessly from your device within a range of up to 10 meters.

Auxiliary Input (AUX-IN)

1. Connect one end of the supplied 3.5mm auxiliary cable to the AUX-IN port on the speaker.
2. Connect the other end to the headphone jack or audio output of your external audio device.
3. Press the Mode Button (M) to switch to AUX-IN mode.
4. Control playback and volume from your external device.

USB MP3 Playback

1. Insert a USB flash drive containing MP3 audio files into the USB port on the speaker.
2. Press the Mode Button (M) to switch to USB mode.
3. The speaker will automatically begin playing MP3 files from the USB drive.
4. Use the Play/Pause, Volume Up (+), and Volume Down (-) buttons to control playback.

Hands-Free Calling

When connected via Bluetooth to your smartphone:

• Answer/End Call: Press the Play/Pause Button once.
• Reject Call: Press and hold the Play/Pause Button for 2 seconds.

Stereo Pairing (TWS - True Wireless Stereo)

You can pair two M-780 BTB speakers together for a true wireless stereo sound experience.

1. Ensure both M-780 BTB speakers are turned on and not connected to any Bluetooth device.
2. On one speaker (this will be the primary speaker), press and hold the Mode Button (M) for 2-3 seconds until you hear a confirmation tone. The speakers will attempt to pair with each other.
3. Once successfully paired, you will hear another confirmation tone. The Bluetooth LED on the primary speaker will flash, and the LED on the secondary speaker will be solid.
4. Now, connect your Bluetooth device to the primary speaker as described in the "Bluetooth Pairing" section. Both speakers will play audio in stereo.

Colored Lights

Press the Light Mode Button to cycle through various colored light effects. Press again to change the effect or turn the lights off.

Charging the Speaker

When the battery is low, the speaker may emit an audible alert. Connect the USB-C charging cable to the speaker and a power source. The Charging LED indicator will show the charging status. Disconnect the cable once fully charged to preserve battery life.

Maintenance

• Cleaning: Use a soft, dry cloth to clean the speaker's surface. Do not use abrasive cleaners or solvents.
• Water Resistance: The M-780 BTB has an IPX5 splash-resistant rating, meaning it can withstand splashes of water. Do not submerge the speaker in water or expose it to running water. Ensure the port cover is securely closed to maintain water resistance.
• Storage: Store the speaker in a cool, dry place when not in use for extended periods.

Troubleshooting

Specifications

Warranty and Support

This product is covered by a standard manufacturer's warranty. For detailed warranty terms and conditions, please refer to the warranty card included with your purchase or contact your retailer. For technical support or service inquiries, please contact Muse customer service through their official website or the contact information provided with your product.