JBL Boombox 4 – Most Powerful Portable Waterproof Speaker with Massive Pro Sound, Up to 34 Hours of Playtime

Experience powerful sound – wherever you like and for as long as you want. JBL has just made its high-performing portable Bluetooth® speaker even better. The legendary silhouette of the JBL Boombox 4 has been updated with a durable carrying handle with silicone grips, two side caps and a striking material that is also dust- and water-resistant*. The interior has also been levelled up with brand-new JBL AI Sound Boost – an intelligent audio processing algorithm – as well as two new subwoofers and three passive membranes that deliver much deeper bass notes. The package is completed by JBL Original Pro Sound with minimal distortion.

Details

• Size (W x H x D): 50.6 x 26.3 x 21.3 cm
• Weight: 5.89 kg
• Material: 100% recycled polyethylene terephthalate (speaker cover), 85% recycled plastic (case body)
• Colour: black

Features

• Powerful JBL Pro Sound with AI Sound Boost
• Multispeaker connection via Auracast™
• Dustproof and waterproof as per IP68*
• Fast charging
• Powerbank function via USB charging port
• Lossless audio playback
• Can be controlled via the free JBL Portable app
• Two bass boost levels with LED light
• 2 x 123 mm woofers
• 2 x 20 mm tweeters
• 2 x passive radiator discs
• Racetrack passive radiator
• Driver performance when connected to mains: 2 x 65 W RMS woofers, 2 x 40 W RMS tweeters
• Driver performance in battery-powered mode: 2 x 60 W RMS woofers, 2 x 40 W RMS tweeters
• Frequency range: 37 Hz – 20 kHz
• Powerbank function via USB charging port
• Bluetooth® version: 5.4
• Power supply via battery / mains adapter (100-240 V, 50/60 Hz)
• Lithium-ion battery (4,584 mAh, 99 Wh, battery runtime up to 24 hrs., charging time up to 3 hrs.)
• Playtime Boost: extends playback time by up to 6 hrs. (depending on volume and audio content)

Included in delivery

• JBL Boombox 4 mobile speaker
• Mains cable

Note: A subscription may be required to use streaming services.

*Protected against dust and permanent immersion in water in accordance with the IP68 standard