🔥 Boombox 4

🔥 Boombox 4

 (168 Reviews)
£54.90
£54.90 £319.90
SAVE 82% Ausverkauft
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🔥 Boombox 4

🔥 Boombox 4

£54.90
£54.90 £319.90
SAVE 82% Ausverkauft

Unbeatable JBL Pro Sound with AI Sound Boost

The JBL Boombox 4 delivers massive JBL Pro Sound with deep, punchy bass and powerful clarity for parties, outdoor gatherings and serious listening. Its redesigned speaker system includes two woofers, two tweeters and three passive radiators, giving every track bigger impact and cleaner sound.

Up to 34 Hours of Playtime

Keep the energy going from party to party. The JBL Boombox 4 delivers up to 28 hours of playtime on a single charge, plus up to 6 extra hours with JBL Playtime Boost when you need the music to last even longer.

Waterproof and Dustproof

Built for real outdoor use, the JBL Boombox 4 features IP68 waterproof and dustproof protection. Whether you are by the pool, at the beach, in the garden or on the move, this speaker is made to handle the moment.

Multi-Speaker Connection by Auracast™

Want to make the sound even bigger? With Auracast™, you can stereo pair two Boombox 4 speakers or connect multiple Auracast™-enabled JBL speakers to share the same playlist across a larger space.

Two Bass Boost Settings

Choose the bass that fits your vibe. The JBL Boombox 4 gives you two Bass Boost settings: Deep Bass for heavier low-end impact and Punchy Bass for a tighter, more energetic sound.

Bigger and Louder, but Lighter

The JBL Boombox 4 is built to deliver bigger sound while remaining easier to carry than before. Its iconic handle and rugged design make it a powerful portable speaker for parties, weekends away and outdoor entertainment.

Lossless Audio Playback

Plug into the USB-C port and enjoy lossless audio playback from compatible devices, apps and music files. It is a great option for listeners who want more detail and a cleaner wired listening experience.

Replaceable Battery

The JBL Boombox 4 is designed for long-term use with a replaceable rechargeable battery. Replacement battery is sold separately and availability may vary by region.

Specifications and Support

Massive Sound for Bigger Moments

The JBL Boombox 4 is one of JBL's most powerful portable Bluetooth speakers, built for deep bass, high output and all-day entertainment. With AI Sound Boost, IP68 protection, Auracast™, Bass Boost modes, lossless USB-C audio playback, a built-in powerbank and up to 34 hours of playtime, it is made for parties, outdoor events and powerful everyday listening.

General Specifications

Output Power - AC Mode 2 x 65W RMS woofer + 2 x 40W RMS tweeter
Output Power - Battery Mode 2 x 60W RMS woofer + 2 x 40W RMS tweeter
Power Input 100 - 240 Vac; 50/60 Hz
Signal-to-Noise Ratio > 80 dB

Audio Specifications

Frequency Response 37Hz - 20kHz
Transducers 2 x 5 inch / 2 x 123mm woofers, 2 x 0.75 inch / 2 x 20mm tweeters
Passive Radiators 2 circular passive radiators + 1 racetrack passive radiator
AI Sound Boost Yes
Bass Boost Yes, Deep Bass and Punchy Bass modes
Lossless Audio Playback Yes, via USB-C with compatible content and devices
Multi-Speaker Connection Auracast™ enabled

Battery

Battery Type Rechargeable Li-ion Battery Pack 99.02Wh
Maximum Music Playing Time Up to 28 hours
Playtime Boost Up to 6 extra hours
Total Playtime Up to 34 hours with Playtime Boost
Battery Charge Time 3 hours
Replaceable Battery Yes, replacement battery sold separately
Powerbank Yes

Dimensions

Dimensions (cm) W51 x H26 x D21
Dimensions (in) W20 x H10 x D8
Weight (kgs) 5.89
Weight (lbs) 13

Control and Connection Specifications

Bluetooth Version 5.4
Bluetooth Profile A2DP 1.4, AVRCP 1.6
Bluetooth Frequency Range 2.4 GHz - 2.4835 GHz
Bluetooth Transmitter Power ≤ 14 dBm (EIRP)
Bluetooth Transmitter Modulation GFSK, π/4 DQPSK, 8DPSK
Connection Ports AC-in, USB-C
Cable Type AC Power Cable
Cable Length 2m / 6.6ft

Features

Bluetooth Yes
Wireless Yes
Waterproof Yes, IP68 rated
Dustproof Yes, IP68 rated
Auracast™ Yes
AI Sound Boost Yes
Powerbank Yes
Lossless Audio Playback Yes, via USB-C
Replaceable Battery Yes, battery sold separately
Built-in Microphone No

Important Information

Battery life may vary depending on volume level, audio content, Bass Boost settings and usage conditions. Playtime Boost can extend playback time by optimising performance for longer listening.

The JBL Boombox 4 is designed for portable Bluetooth audio streaming and USB-C lossless audio playback with compatible devices, apps and audio files.

The built-in powerbank feature can be used to charge compatible devices. Using the powerbank feature may reduce the speaker's remaining playback time.

The replaceable battery is sold separately and availability may vary by region.

The product incorporates post-consumer recycled plastic and recycled fabric for the speaker grille. It is also packaged in FSC-certified paper printed with soy ink.

What's in The Box?

  • 1 x JBL Boombox 4
  • 1 x AC Power Cord, plug type and quantity may vary by region
  • 1 x Quick-Start Guide
  • 1 x Safety Sheet
  • 1 x Warranty Card
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Trustpilot reviews

Excellent 4.9 / 5

  • Great prices and fast delivery

    Found a JBL speaker at a much better price than usual. The checkout was simple, delivery was quick, and the product arrived sealed and exactly as described. Very happy with the purchase.

    — James R.

  • Genuine JBL product with a proper warranty

    I was a bit unsure at first because of the discount, but everything was smooth. The headphones are genuine, the sound quality is excellent, and the warranty information was clear.

    — Olivia M.

  • Excellent clearance deal

    Great value for money. I bought during the clearance sale and saved a lot compared to the regular price. The product arrived well packaged and works perfectly.

    — Daniel H.