# JBL Boombox 4 Camouflage Portable Bluetooth Speaker

The JBL Boombox 4 is a portable Bluetooth speaker in Squad camouflage, listed with stereo output, two bass modes and up to 28 hours of playtime plus up to six hours with Playtime Boost. Its claimed 34-hour battery life is a separate listing figure, so buyers comparing endurance should note the different claims and operating modes.

- [Original product page](https://bargainpostbox.co.uk/product/jbl-boombox-4-camouflage-portable-bluetooth-speaker)
- [View offer](https://bargainpostbox.co.uk/visit/jbl-boombox-4-camouflage-portable-bluetooth-speaker)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: JBL
- Model: JBL Boombox 4
- Category: Electronics > Speakers & Soundbars > Speakers
- Price: 316.50 GBP
- Previous price: 449.99 GBP
- Discount: 30%
- Price checked: 2026-11-12T17:43:13.012Z
- Rating: 4.7 / 5
- Reviews: 840

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Two selectable bass modes are described as Deep Bass and Punchy Bass, with AI Sound Boost also listed as adjusting audio in real time.
- Auracast is claimed to link two Boombox 4 speakers or multiple Auracast-enabled speakers for shared music.
- A USB-C connection is described for compatible lossless audio sources.

## Pros

- The claimed 28 hours of Bluetooth playtime, with a further six hours from Playtime Boost, suits extended listening away from a power source.
- Stereo output, bass modes and Auracast speaker linking offer options for music playback and sharing.

## Cons

- At 12.95 Pounds, it is a substantial speaker to carry compared with smaller portable models.

## Specifications

### Identity
- Brand: JBL
- Model: JBL Boombox 4
- Colour: Squad
- Speaker type: Portable Speaker
### Audio
- Maximum output power: 40 Watts
- Audio output mode: Stereo
- Audio channels: 2.0
- Frequency response: 20 KHz
- Signal-to-noise ratio: 80 dB
- Bass feature: Bass Boost
- Audio driver type: Dynamic Driver
- Audio driver size: 16 Millimetres
### Connectivity and controls
- Wireless connection listed: Bluetooth
- Bluetooth version: Bluetooth® version: 5.4
- Control method: App
- Compatible devices: Laptop, Personal computer, Smartphone, Tablet
### Power and battery
- Power configuration: Battery Powered
- Battery life listed: 34 Hours
- Playtime claim: Enjoy up to 28 hours of wireless Bluetooth playtime on a single charge, with an extra 6 hours from JBL Playtime Boost to keep the music going even longer
- Input voltage: 21.6 Volts
- Battery: 1 Nonstandard Battery batteries required. \(included\)
### Dimensions and installation
- Speaker size: 34.4 Centimetres
- Dimensions: 22.2D x 13.4W x 10.1H centimetres
- Weight: 12.95 Pounds
- Mounting type: Floor Standing
### Materials and protection
- Material: Plastic
- Waterproof listing: True
### Warranty
- Warranty type: Limited
- Product warranty: 2 Years

## Before you buy

- Battery claims differ: the details list 34 Hours, while the feature text specifies up to 28 hours of Bluetooth playtime plus an extra six hours with Playtime Boost. Treat these as mode-specific claims rather than one guaranteed duration. The listing also gives a 40 Watts maximum output while describing sound as bold and powerful without a comparable performance measure. Waterproof is listed, and the feature text also claims dustproof design, but no protection rating is supplied. Confirm the exact power cord and plug supplied for your region.

## In the box

- JBL Boombox 4 (Included)
- AC power cord (Included): AC plug and quantity vary by region.
- Quick Start Guide (Included)
- Safety Sheet (Included)
- Warranty Card (Included)

## A good fit for

- Buyers wanting a large portable speaker for gatherings, parties and indoor or outdoor listening.
- Listeners who want selectable bass modes and the option to link compatible JBL Auracast speakers.

## Less suited to

- Anyone prioritising a lightweight speaker for frequent long-distance carrying.
- Buyers who need a clearly specified waterproof rating or a single unambiguous battery-life figure.

## Customer feedback

Customer feedback highlights bassy, party-capable sound, battery life, portability and build quality. These perceptions are relevant for buyers considering a relatively heavy speaker advertised for portable use, but they do not establish its runtime or sound performance independently. Bluetooth connectivity receives mixed feedback, including a reported bandwidth-handling issue, and opinions differ on whether the speaker is worth the money.
- Positive themes: Customers praise the bassy sound and volume for house parties.
- Positive themes: Customers speak positively about battery life, portability and build quality.
- Negative themes: Bluetooth connectivity receives mixed feedback, including a reported bandwidth-handling issue.
- Mixed feedback: Customers disagree about whether the speaker is worth the money.

## Frequently asked questions

### How long does the JBL Boombox 4 battery last?
The listing details state 34 Hours. Its feature text instead claims up to 28 hours of Bluetooth playtime plus an extra six hours with Playtime Boost. These claims have different wording and conditions, so do not treat them as one unconditional runtime.
### Can the Boombox 4 connect to other speakers?
The listing describes Auracast linking two Boombox 4 speakers or multiple Auracast-enabled speakers for shared music.
### Is the JBL Boombox 4 waterproof?
The product details say waterproof, and the feature text also claims a dustproof design. No protection rating is provided, so buyers needing a particular level of protection should confirm it before purchase.
### What comes in the box?
The manufacturer contents list names the speaker, an AC power cord, a Quick Start Guide, a Safety Sheet and a Warranty Card. It says the AC plug and quantity vary by region.

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## Add-ons

- [co2CREA Hard Carrying Travel Case for JBL Boombox 4 Portable Speaker \| Shockproof EVA Shell with Detachable Shoulder Strap and Separate Mini Accessory Pouch](https://bargainpostbox.co.uk/visit/jbl-boombox-4-camouflage-portable-bluetooth-speaker)

## Images

![JBL Boombox 4 Camouflage Portable Bluetooth Speaker — 1](https://bargainpostbox.co.uk/i/h58txfYl6fuzChvHBpLGSkkQWNMFyvpjO4InwfK7nJjKwn0sxpmO8cJxNCB9vEdcrogd7lp6GOS-jkwNMQXu4a05kqusLVYlXKY6LseLV_pzEUb8rT81AFYh.jpg)

![JBL Boombox 4 Camouflage Portable Bluetooth Speaker — 2](https://bargainpostbox.co.uk/i/V9ZobHpHbNGVuSVfhcVUuxogpPpfPGKk7CcHh6dMr9D2rgRV_Al2Augu0lvfW3kqZgD_ykSU7SKQgfuvXN5YYOO7PmHWnXQdraaZwW7HpI1vNZk8nHNRZlGY.jpg)

![JBL Boombox 4 Camouflage Portable Bluetooth Speaker — 3](https://bargainpostbox.co.uk/i/NTUkA_5JYwiSN9WwWvh4AEqBhzgfHPKi9WbvP1bakTOd8nGMiac0i6liCy1vtwTlFoD0-ys-6GL5u9G50GFwfZ1Dxe3N3ESnJKAGYVWWAcqMnDULUNazuf90.jpg)

![JBL Boombox 4 Camouflage Portable Bluetooth Speaker — 4](https://bargainpostbox.co.uk/i/2sn5_CpGYCOFriQuG2gJ2qp6A0q2sCa0Fz65eUlLmyEmMCOCR3BZHJFtPBNQKbg9UDyNISncAMyhw904nXt4UOIGaXCALRpLgJer8V1M7OktBm1PWFkEzAD-.jpg)

![JBL Boombox 4 Camouflage Portable Bluetooth Speaker — 5](https://bargainpostbox.co.uk/i/KN76dlNQYnPpTY3O-fnIatjUGaWeWTl-s-PbbdcbBcFltrAkPZBMOeFu5kn_7mB9F8Ezf_LiLNoJdlL3ujkbR-6DsUrt1MUg_0ZzJR7-Nvf7591quo9_zXxI.jpg)

![JBL Boombox 4 Camouflage Portable Bluetooth Speaker — 6](https://bargainpostbox.co.uk/i/CWpqLKhmEr7LOiHpaDxij686SkwcB4CRaJAbhWWpRBsslDMuFgoeqMjl9qCzR2D-zHEUeLm_Oa0sQwkofjrRLsYxQGFRgI9lyPb50oQtfoycakGC_2WnjabS.jpg)

![JBL Boombox 4 Camouflage Portable Bluetooth Speaker — 7](https://bargainpostbox.co.uk/i/iwAIEMU2pmDKAxZ3fJv7AKOLxU-O31EgrVIM0NLL1Q8AEF2nRTq7fwbrGP15ppQ4jEOhiCNlXmFtmlnabcWNfhCsrKlwhJEZaLkY355y0TKUlLEzjZWKOLTn.jpg)