QFX BT-151 Sound Burst Portable Bluetooth Speaker User Manual

1. Introduction

This manual provides essential instructions for the safe and efficient operation of your QFX BT-151 Sound Burst Portable Bluetooth Speaker. Please read this manual thoroughly before using the device and retain it for future reference.

2. Safety Information

• Do not expose the speaker to extreme temperatures, direct sunlight, or high humidity.
• Avoid dropping or subjecting the speaker to strong impacts.
• Do not disassemble or attempt to repair the speaker yourself. Refer all servicing to qualified personnel.
• Keep the speaker away from water and other liquids, despite its waterproof rating, to prevent damage to internal components.
• Use only the specified charging accessories.
• Dispose of batteries and electronic components responsibly according to local regulations.

3. Package Contents

Please check that all items are present:

• QFX BT-151 Sound Burst Portable Bluetooth Speaker
• USB Charging Cable
• User Manual

4. Product Overview

The QFX BT-151 Sound Burst speaker features a compact design with integrated controls and dynamic LED lighting. It offers multiple playback options including Bluetooth, USB, and Micro SD card support, along with hands-free calling functionality.

Figure 1: Front view of the QFX BT-151 Sound Burst Portable Bluetooth Speaker, showcasing its vibrant, programmable LED lights and top-mounted control buttons.

Controls and Indicators:

• Power Button: Turns the speaker on or off.
• Mode Button (M): Switches between Bluetooth, USB, and Micro SD modes.
• Play/Pause Button (►/❚❚): Plays or pauses audio. Also answers/ends calls.
• Volume Down/Previous Track (V-/◀◀): Decreases volume or skips to the previous track.
• Volume Up/Next Track (V+/►►): Increases volume or skips to the next track.
• LED Light Mode Button (*): Changes the LED light patterns.
• Microphone (MIC): For hands-free calling.

Key Features:

• Dynamic programmable LED lights that pulse to the music.
• Built-in rechargeable Lithium battery.
• Bluetooth connectivity for wireless audio streaming.
• Hands-free calling with integrated microphone.
• Support for USB and Micro SD card playback.
• Waterproof design (as per specifications).

5. Setup

5.1 Charging the Speaker

1. Connect the supplied USB charging cable to the speaker's charging port.
2. Connect the other end of the USB cable to a USB power adapter (not included) or a computer's USB port.
3. The charging indicator light will illuminate during charging and turn off once fully charged.
4. A full charge typically takes approximately 2-3 hours.

5.2 Powering On/Off

• To power on, press and hold the Power Button for a few seconds until the LED lights activate and you hear an audible prompt.
• To power off, press and hold the Power Button again for a few seconds until the LED lights turn off and you hear an audible prompt.

6. Operating Instructions

6.1 Bluetooth Pairing

1. Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode Button (M) until you hear the Bluetooth pairing prompt. The LED lights may flash to indicate pairing mode.
2. Enable Bluetooth on your smartphone, tablet, or other Bluetooth-enabled device.
3. Search for available Bluetooth devices.
4. Select "QFX BT-151" from the list of devices.
5. Once paired, the speaker will emit a confirmation sound, and the LED lights may change pattern.
6. You can now play audio wirelessly from your device through the speaker.

6.2 USB / Micro SD Card Playback

1. Insert a USB flash drive or a Micro SD card (with pre-loaded audio files) into the respective port on the speaker.
2. Press the Mode Button (M) to switch to USB or Micro SD mode. The speaker will automatically detect and begin playing audio files.
3. Use the Play/Pause, Volume Up/Next Track, and Volume Down/Previous Track buttons to control playback.

6.3 Hands-Free Calling

When connected via Bluetooth to your smartphone:

• Answering a Call: Press the Play/Pause Button once to answer an incoming call.
• Ending a Call: Press the Play/Pause Button once during a call to end it.
• Rejecting a Call: Press and hold the Play/Pause Button for approximately 2 seconds to reject an incoming call.
• Redialing: Double-press the Play/Pause Button to redial the last number.

6.4 LED Light Control

The speaker features dynamic LED lights that can be customized:

• Press the LED Light Mode Button (*) to cycle through different light patterns and effects.
• Continue pressing the button to find your preferred light display or to turn the lights off.

7. Maintenance

• Cleaning: Use a soft, dry cloth to clean the exterior of the speaker. Do not use abrasive cleaners or solvents.
• Storage: When not in use for extended periods, store the speaker in a cool, dry place, away from direct sunlight.
• Battery Care: To prolong battery life, charge the speaker fully before storing it for long periods and recharge it every few months.

8. Troubleshooting

9. Specifications

10. Warranty and Support

QFX products are designed for quality and performance. For warranty information and customer support, please refer to the official QFX website or contact your local retailer. Keep your proof of purchase for any warranty claims.

This product is covered by a Warranty Policy. Details can typically be found on the manufacturer's website or included with your purchase documentation.