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Control Panel

1. 

 :

 Press to raise or lower volume level. 

Press and hold to skip to next track or go back a 
previous track.

2.   

Mode / Lights:

 Press and hold to switch 

playback modes (Bluetooth, SD, Aux In). Quickly 
press three times to turn voice prompts ON/OFF. 
Press to change light modes (fade, rhythmic, 
OFF.) 

Note: When using LED light modes, 

music must be playing to see the effect.

3. 

Power / 

 /

 

 

Press and hold to power ON/

OFF. Press to play or pause tracks. Press to 
answer/end a call. Quickly press twice to enter 
pairing mode manually.

4. 

Microphone

5. 

Micro SD port

6. 

DC Power Input:

 Use to charge the internal 

battery and power the speaker.

7. 

Aux In (3.5mm Audio Input) 

8. 

Indicator LED

Important Safety Instructions

•  Read these Instructions.
•  Keep these Instructions.
•  Heed all Warnings.
•  Follow all instructions.
•  Do not use this apparatus near water.
•  Clean only with a dry cloth.
•  Do not block any ventilation openings. Install in accordance with the 

manufacturer’s instructions.

•  Do not install near any heat sources such as radiators, heat registers, stoves, or 

other apparatus (including amplifiers) that produce heat.

•  Do not defeat the safety purpose of the polarized or grounding - type plug. A 

polarized plug has two blades with one wider than the other. A grounding type 
plug has two blades and a third grounding prong. The wide blade or the third 

prong are provided for your safety. When the provided plug does not fit into 

your outlet, consult an electrician for replacement of the obsolete outlet.

•  Protect the power cord from being walked on or pinched particularly at plugs, 

convenience receptacles, and the point where they exit from the apparatus.

• 

Only use attachments/accessories specified by the manufacturer. 

•  Unplug this apparatus during lightning storms or when unused for long 

periods of time.

• 

Refer all servicing to qualified service personnel. Servicing is required 

when the apparatus has been damaged in any way, such as power-supply 
cord or plug is damaged, liquid has been spilled or objects have fallen into 
the apparatus, the apparatus has been exposed to rain or moisture, does not 
operate normally, or has been dropped.

• 

Use only with a cart, stand, tripod, bracket, or table specified by 

the manufacturer, or sold with the apparatus. When a cart is used, 
use caution when moving the cart/apparatus combination to avoid 
injury from tip-over.

FCC Warnings 

Warning: Changes or modifications to this unit not expressly approved by the 

party responsible for compliance could void the user’s authority to operate the 
equipment.
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 

Overview

Retro Bluetooth Speaker

User’s Guide for Model ISB301 v2903-01

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.

Additional Warnings and Precautions

•  CAUTION

: TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE 

OF PLUG TO WIDE SLOT, FULLY INSERT.

• 

Mains plug is used as disconnect device and it should remain readily operable 

during intended use. In order to disconnect the apparatus from the mains 
completely, the mains plug should be disconnected from the mains socket 
outlet completely. 

•  WARNING

: Shock hazard - Do Not Open.

• 

CAUTION:

 Use of controls or adjustments or performance of procedures 

other than those specified may result in hazardous radiation exposure.

•  WARNING:

 Changes or modifications to this unit not expressly approved by 

the party responsible for compliance could void the user’s authority to operate 
the equipment.

•  WARNING:

 Do not place this unit directly onto furniture surfaces with any 

type of soft, porous, or sensitive finish. As with any rubber compound made 

with oils, the feet could cause marks or staining where the feet reside.  We 
recommend using a protective barrier such as a cloth or a piece of glass 
between the unit and the surface to reduce the risk of damage and/or staining.

• 

WARNING:

 Do not ingest battery, chemical burn hazard.

• 

Battery shall not be exposed to excessive heat such as sunshine, fire or the 

like. 

•  Lithium batteries, like all rechargeable batteries, are recyclable and should 

be recycled or disposed of according to state and local guidelines. They 
should never be disposed of in normal household waste and they should never 
be incinerated, as they might explode. Contact your local government for 
disposal or recycling practices in your area.

WARNING

: To reduce the risk of electric 

shock, do not remove cover (or back). No 

user-serviceable parts inside. Refer servicing 

to qualified service personnel.

WARNING:

 This product can expose you to 

chemicals including lead, which is known to 

the State of California to cause cancer. For 

more information go to: www.P65Warnings.
ca.gov This product meets and complies with 
required Federal product guidelines.

ATTENTION

RISQUE D' ÉLECTROCUTION

NE PAS OUVRIR

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

The exclamation point within an equilateral 
triangle is intended to alert the user to 
the presence of important operating and 

maintenance (servicing) instructions in the 

literature accompanying the appliance.

This symbol indicates that this product 
incorporates double insulation between 
hazardous mains voltage and user accessible 
parts.

The lightning flash with arrowhead symbol, 

within an equilateral triangle, is intended to 
alert the user to the presence of un-insulated 
“dangerous voltage” within the product’s 

enclosure that may be of sufficient magnitude 

to constitute a risk of electric shock to persons.

Features

• 

Bluetooth 5.0 wireless - range 60 ft.

• 

3.5mm Aux In

• 

Micro SD port

• 

Built-in rechargeable battery 

• 

Battery life: approx. 5 hrs playtime at 50% 
volume

Includes

• 

3.5mm audio cable

• 

USB-C cable for battery recharge

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