HEYSONG REVERB Bluetooth Speaker

Introduction & Safety Information

Thank you for choosing the Bluetooth Speaker as your source for entertainment! This speaker can be used via a Bluetooth connection with a tablet, some computers and some smartphones to stream music and make wireless telephone calls. To make the most of the features of your speaker, we recommend that you carefully read this user guide first.

Important Waterproof / Safety Information

HEYSONG REVERB is rated IP67, which means the speaker can be heavily splashed with water or left in the rain, even can submerge in 1 meter of water for 30 minutes. If the speaker gets wet, it is recommended that you dry the speaker completely before using it again. Please note: Please make sure that the cover is closed and secure before using in a wet environment. Please do not take off the silicone case of the speaker when putting the speaker into the water.

Content Overview

• HEYSONG REVERB SPEAKER
• USB-Charging cable
• AUX-IN cable
• Strap
• Manual

Specifications

• Built-in Battery: Li-ion5000mAh
• Dimensions: L173*W74*H67mm
• Wireless Working Frequency: 2.402-2.480 GHZ
• Wireless Transmission Distance: up to 10m
• Weight: 430g
• Charging: 5V, 1A

Description & Controls

Diagram Description

Top View: Shows the speaker with a strap attachment at the top. Numbered buttons are visible: 1. Power/Light button, 2. Bluetooth button, 3. Volume Up/Next Track button, 4. Volume Down/Previous Track button. An LED indicator light is also shown.

Side View: Shows ports on the side: TF (for TF card), AUX IN (for auxiliary audio input), DC 5V IN (for charging).

Button Functions

1. Bluetooth
2. ON/OFF / Light switch
3. Volume Increase / Next Track
4. Volume Decrease / Previous Track

Charging

To charge the speaker, please follow these steps:

1. Use the supplied USB charging cable to connect the micro USB charging socket (DC5V IN) of the Bluetooth speaker to an adapter or another USB charging port.
2. When connecting to a USB port, note that the charging input is 5V, 1A.
3. During charging, the LED indicator lights up RED. It switches off when charging is finished.

Note: The device will automatically turn off after 15 minutes if there is no connection or music playback.

Power On & Off

To turn the speaker on and off, push and hold the [power/play/pause button] ⏻ for 3 seconds.

Bluetooth Mode

1. Turn the speaker on.
2. Once powered on, the unit defaults to Bluetooth mode if no other connection is active.
3. The blue LED will start to blink, indicating it's ready to be paired.
4. The device will automatically connect to the last paired Bluetooth device. If none is found, it enters pairing mode, and the LED will continue blinking.
5. On your Bluetooth device, enable Bluetooth settings and search for "HEYSONG REVERB". A tone will sound upon successful connection.
6. You can control music playback from the speaker:
   • PLAY MUSIC: Press the [power/play/pause button] ⏻ to start and stop music.
   • MUSIC FORWARD OR RETURN: Press and hold the [plus button] ➕ or [minus button] ➖.
   • REGULATE VOLUME: Press the [plus button] ➕ or [minus button] ➖.
7. To disconnect from the current Bluetooth device, select "Disconnect" on the connected device or press and hold the [power/play/pause button] ⏻.

Hands-Free Equipment

The speaker can be used as a hands-free device.

1. When a call comes in, music playback will automatically pause. Answer or hang up the call by pressing the [call button] ? once.
2. Music playback will resume when your call ends.
3. To reject an incoming call, press and hold the [call button] ?.

Note: Hands-free functionality is only available in Bluetooth mode.

TWS Function

The dual pairing function allows connecting two speakers to one device for stereo sound (left and right audio channels).

1. Turn on two speakers and ensure no other Bluetooth connection is active.
2. When speakers are in Bluetooth mode, press the [power/play/pause button] ⏻ on any speaker to initiate TWS connection.
3. When successfully paired, a beep will sound, and the main speaker's LED will blink while the other speaker's LED lights up constantly.
4. On your smartphone, tablet, or Bluetooth device, go to BT settings, search for, and select "HEYSONG REVERB". A beep confirms successful linking.
5. Once both speakers are connected, their indicator lights will illuminate.
6. You can now play music and control playback from the speaker:
   • PLAY MUSIC: Press the [power/play/pause button] ⏻ to start and stop music.
   • MUSIC FORWARD OR RETURN: Press and hold the [plus button] ➕ or [minus button] ➖.
   • REGULATE VOLUME: Press the [plus button] ➕ or [minus button] ➖.
7. To disconnect from the current Bluetooth device, choose "Disconnect" on the connected device or press and hold the [power/play/pause button] ⏻.

AUX IN Mode

Connect the speaker to your device using a 3.5mm AUX-In cable.

Music Playback Control

1. PLAY MUSIC: Press the [power/play/pause button] ⏻ to start and stop music.
2. MUSIC FORWARD OR RETURN: Press and hold the [plus button] ➕ or [minus button] ➖.
3. REGULATE VOLUME: Press the [plus button] ➕ or [minus button] ➖.

Disconnecting: To disconnect from the current Bluetooth device, choose "Disconnect" on the connected device or press and hold the [power/play/pause button] ⏻.

TF Card Mode

Once a TF Card is inserted, the unit enters TF Card mode and plays music automatically. The LED light changes to green.

Mode Switching: Press the [power/play/pause button] ⏻ to switch between Bluetooth and TF mode.

RGB Light

To change the backlight mode and turn the backlight on/off, briefly press the [power/play/pause button] ⏻ twice.

Troubleshooting

FCC Requirement

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.