JBL Go 4 Ultra-Portable Bluetooth Speaker User Manual

Introduction

The JBL Go 4 is an ultra-portable Bluetooth speaker designed for on-the-go audio. It features JBL Pro Sound with enhanced bass, a durable waterproof and dustproof design, and a built-in battery offering extended playtime. This manual provides essential information for setting up, operating, and maintaining your JBL Go 4 speaker.

What's in the Box

Verify that all items are present upon unboxing:

• 1 x JBL Go 4 Speaker
• 1 x Type-C to Type-A Charging Cable
• Quick Start Guide
• Safety Sheet
• Warranty Card

Setup

1. Charging the Speaker

Before first use, fully charge your JBL Go 4. Connect the supplied Type-C to Type-A charging cable to the speaker's USB-C port and the other end to a compatible USB power adapter (not included). The charging indicator light will show the charging status.

Image: Front view of the JBL Go 4 speaker, highlighting its compact design and integrated loop.

2. Powering On/Off

Press and hold the power button located on the side of the speaker to turn it on or off. A sound indicator will confirm the action.

Image: Side panel of the JBL Go 4, displaying the power, Bluetooth pairing, and Auracast buttons.

3. Bluetooth Pairing

1. Turn on the JBL Go 4.
2. Press the Bluetooth button on the speaker. The LED indicator will flash, indicating it is in pairing mode.
3. On your device (smartphone, tablet, laptop), navigate to the Bluetooth settings and select "JBL Go 4" from the list of available devices.
4. Once connected, the Bluetooth LED will remain solid.

Operating the Speaker

Basic Controls

• Volume Up/Down: Use the '+' and '-' buttons on the speaker.
• Play/Pause: Press the multi-function button (often indicated by a triangle or play symbol).
• Skip Track: Double-press the multi-function button to skip forward.

Multi-Speaker Connection (Auracast)

For a larger sound experience, you can connect multiple JBL Auracast-enabled speakers. Press the Auracast button on your JBL Go 4, then press the Auracast button on other compatible JBL speakers to link them wirelessly.

Playtime Boost

To extend battery life by up to 2 additional hours, activate the Playtime Boost feature. Refer to the JBL Portable app for specific instructions on enabling this feature.

Waterproof and Dustproof Usage

The JBL Go 4 has an IP67 rating, making it waterproof and dustproof. It can be submerged in up to 1 meter of water for 30 minutes. Ensure the USB-C port cover is securely closed before exposing the speaker to water or dust.

Image: The JBL Go 4 speaker demonstrating its waterproof capability in shallow water.

Image: The JBL Go 4 speaker on a sandy surface, illustrating its dustproof design.

Maintenance

Cleaning

To clean the speaker, gently wipe it with a soft, damp cloth. Do not use abrasive cleaners or chemicals. After exposure to saltwater, rinse the speaker with fresh water and allow it to air dry completely before charging.

Battery Care

To prolong battery life, avoid fully discharging the speaker frequently. Store the speaker in a cool, dry place when not in use for extended periods. Charge the battery at least once every three months to maintain optimal performance.

Troubleshooting

• No Power: Ensure the speaker is charged. Connect it to a power source using the provided USB-C cable.
• Cannot Pair Bluetooth: Make sure the speaker is in pairing mode (flashing Bluetooth LED). Check that your device's Bluetooth is enabled and within range. Try restarting both the speaker and your device.
• No Sound: Verify the volume on both the speaker and your connected device is turned up. Ensure the speaker is successfully paired.
• Poor Sound Quality: Move the speaker closer to your Bluetooth device to reduce interference. Ensure there are no obstructions between the speaker and the device.
• Auracast Connection Issues: Ensure all speakers are Auracast-enabled and within range. Follow the pairing steps for Auracast carefully.

For further assistance, download the JBL Portable app for additional settings and firmware updates, or visit the official JBL support website.

Specifications

Image: An internal view of the JBL Go 4, illustrating its speaker driver and compact acoustic design.

Warranty and Support

The JBL Go 4 comes with a limited warranty. Please refer to the Warranty Card included in your product packaging for detailed terms and conditions. For technical support, frequently asked questions, or to register your product, please visit the official JBL website or contact their customer service.

You can find more information and support at the JBL Store.