Fisher FBX390

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Fisher Portable Bluetooth Speaker FBX390 User Manual

Model: FBX390

Introduction

Thank you for choosing the Fisher Portable Bluetooth Speaker FBX390. This speaker is designed to provide high-definition sound with dynamic lighting, offering a versatile audio experience for both indoor and outdoor environments. Featuring Bluetooth 5.3 connectivity, IPX4 water resistance, and True Wireless Stereo (TWS) functionality, this manual will guide you through its features and operation to ensure optimal performance.

Package Contents

Please verify that all items listed below are included in your package:

  • Fisher Portable Bluetooth Speaker FBX390
  • Power Cable
  • Quick Start Guide
  • Warranty Card

Product Overview

The Fisher FBX390 speaker features a robust design with intuitive controls and integrated lighting. Familiarize yourself with the speaker's components:

Fisher FBX390 Portable Bluetooth Speaker with water splashes

Figure 1: Front view of the Fisher FBX390 Portable Bluetooth Speaker, highlighting its design and IPX4 water resistance.

Internal components of the Fisher FBX390 speaker showing 3-inch subwoofers and dynamic rhythm lights

Figure 2: Internal view illustrating the 3-inch subwoofers and dynamic rhythm lights for immersive 2-way audio.

Control Panel

The control buttons are located on the top of the speaker for easy access:

Close-up of the control buttons on top of the Fisher FBX390 speaker

Figure 3: Control buttons for power, mode, volume, and playback.

  • Power Button: Press and hold to turn the speaker on or off.
  • Mode Button (M): Press to switch between Bluetooth, FM Radio, AUX, and TF Card/USB modes.
  • Volume Down (-)/Previous Track: Press to decrease volume. Press and hold to go to the previous track.
  • Play/Pause Button: Press to play or pause audio. In FM mode, press to auto-scan and save stations.
  • Volume Up (+)/Next Track: Press to increase volume. Press and hold to go to the next track.
  • Light Mode Button: Press to cycle through different RGB lighting effects.

Setup

Initial Charging

Before first use, fully charge the speaker. Connect the provided power cable to the charging port on the speaker and a suitable power source. The charging indicator light will illuminate. Once fully charged, the light will change or turn off, indicating the speaker is ready for use. A full charge provides up to 5 hours of playback time.

Powering On/Off

To power on the speaker, press and hold the Power Button until you hear an audible prompt or see the indicator lights activate. To power off, press and hold the Power Button again.

Operating Instructions

Bluetooth Pairing

The speaker uses Bluetooth 5.3 for stable and fast connections up to 33 feet (10 meters).

  1. Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode (M) button until you hear the Bluetooth pairing prompt. The indicator light will flash, indicating it is ready to pair.
  2. On your smartphone, tablet, or other Bluetooth-enabled device, navigate to the Bluetooth settings.
  3. Search for available devices and select "FBX390" from the list.
  4. Once connected, you will hear a confirmation sound, and the indicator light will stop flashing.
People enjoying music with the Fisher FBX390 speaker, showing various connectivity options like phone, iPad, computer, USB, TF card, and AUX input.

Figure 4: The FBX390 speaker supports multiple input methods including Bluetooth 5.3, USB, TF Card, and AUX.

True Wireless Stereo (TWS) Pairing

TWS allows you to pair two FBX390 speakers together for a stereo sound experience.

  1. Ensure both FBX390 speakers are powered on and in Bluetooth mode, but not connected to any device.
  2. On one of the speakers (this will be the primary speaker), press and hold the Play/Pause button for a few seconds until you hear a pairing tone.
  3. The two speakers will automatically connect to each other. You will hear a confirmation sound once TWS pairing is successful.
  4. Now, connect your Bluetooth device to the primary speaker as described in the "Bluetooth Pairing" section. Audio will play through both speakers in stereo.
Two Fisher FBX390 speakers paired together for True Wireless Stereo (TWS) audio, enhancing a gaming experience.

Figure 5: Two FBX390 speakers configured for TWS pairing, providing dynamic stereo audio.

FM Radio Mode

To use the built-in FM radio tuner:

  1. Press the Mode (M) button until you enter FM Radio mode.
  2. Press the Play/Pause button once to initiate an automatic scan for FM stations. The speaker will scan and save available stations.
  3. Use the Previous Track (-) and Next Track (+) buttons to navigate between saved stations.

AUX Input Mode

Connect external audio devices using a 3.5mm AUX cable (not included).

  1. Connect one end of the 3.5mm AUX cable to the AUX port on the speaker.
  2. Connect the other end to the audio output of your external device.
  3. Press the Mode (M) button until you enter AUX mode. Audio will now play through the speaker.

USB/TF Card Playback

The speaker supports audio playback from USB drives and TF (MicroSD) cards.

  1. Insert a USB drive or TF card containing audio files into the respective port on the speaker.
  2. Press the Mode (M) button until you enter USB or TF Card mode. The speaker will automatically begin playing audio files.
  3. Use the Previous Track (-) and Next Track (+) buttons to navigate tracks, and the Play/Pause button for playback control.

RGB Lighting Modes

The speaker features dynamic RGB lights that synchronize with your music.

Multiple Fisher FBX390 speakers displaying various bright RGB lighting effects.

Figure 6: The FBX390 speaker features bright, colorful RGB lights that breathe and beat to the rhythm of the music.

Press the Light Mode Button to cycle through different lighting effects or to turn the lights off.

Maintenance

Cleaning

To clean the speaker, use a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents as they may damage the finish. Ensure all ports are dry before charging or connecting external devices.

Storage

Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, charge the battery periodically to maintain its lifespan.

Water Resistance (IPX4)

The FBX390 speaker is rated IPX4 water resistant, meaning it is protected against splashing water from any direction. This makes it suitable for outdoor use where it might encounter light rain or splashes. It is not designed to be submerged in water.

Woman relaxing by a pool with the Fisher FBX390 speaker nearby, demonstrating its suitability for outdoor use.

Figure 7: The IPX4 water resistance allows for safe outdoor enjoyment, such as by a pool.

Troubleshooting

ProblemPossible CauseSolution
Speaker does not power on.Battery is depleted.Charge the speaker using the provided power cable.
No sound from the speaker.Volume is too low or muted. Incorrect mode selected. Device not paired.Increase volume on both the speaker and your connected device. Ensure the correct input mode (Bluetooth, AUX, etc.) is selected. Re-pair your Bluetooth device.
Bluetooth device cannot find the speaker.Speaker is not in pairing mode. Device is out of range.Ensure the speaker is in Bluetooth pairing mode (flashing indicator light). Move your device closer to the speaker (within 33ft/10m).
TWS pairing fails.One or both speakers are already connected to a Bluetooth device.Disconnect both speakers from any Bluetooth devices before attempting TWS pairing. Ensure both speakers are FBX390 models.
Poor FM radio reception.Weak signal.Move the speaker to a different location, preferably near a window, to improve signal reception.

Specifications

Diagram showing the dimensions of the Fisher FBX390 speaker: 13.64 inches wide, 8.1 inches high, and 5.58 inches deep.

Figure 8: Dimensions of the Fisher FBX390 Portable Bluetooth Speaker.

FeatureDetail
Model NameFBX390
Dimensions (W x H x D)13.64" x 8.1" x 5.58"
Item Weight3.08 pounds (1.4 kg)
Connectivity TechnologyBluetooth
Bluetooth Version5.3
Bluetooth RangeUp to 33 feet (10 meters)
Speaker Output Power10W RMS (20W Peak)
Speaker Size3 Inches (x2)
Battery Capacity1500 mAh
Playback TimeUp to 5 hours (at moderate volume)
Water Resistance RatingIPX4 (Splash-proof)
Frequency Response80Hz-18kHz
Signal-to-Noise Ratio85 dB
Audio Input ModesBluetooth, AUX, USB, TF Card, FM Radio
Included ComponentsPower Cable, Quick Start Guide, Warranty Card

Warranty and Support

The Fisher Portable Bluetooth Speaker FBX390 comes with a Limited Warranty. Please refer to the included Warranty Card for detailed terms and conditions, including coverage period and how to obtain service. For technical support or inquiries, please contact Fisher customer service through the contact information provided on your warranty card or the official Fisher website.

© 2025 Fisher. All rights reserved.

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