JBL Xtreme 4 Portable Speaker - Black
Excellent
$279.50
$279.50
100+ SoldSelling Fast!
JBL Xtreme 4 Portable Speaker - Black
Get it by Dec 8 - 11
12 Months warranty
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Free 30-Day Returns
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OriginUnited States of America
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About this item
Model Name
JBL Xtreme 4 Portable Speaker
Transducers
2 x 70 mm woofer / 2 x 2.75”, 2 x 20 mm tweeter / 2 x 0.75”
Rated output power
2 x 30W RMS woofer + 2 x 20W RMS tweeter (AC power mode) 2 x 20W RMS woofer + 2 x 15W RMS tweeter (Battery mode)
Power input
5V / 9V / 12V / 15V / 20V, 3A
Frequency response
44 Hz - 20k Hz
Signal-to-noise ratio
> 80 dB
Maximum operation temperature
45°C
Refurbished Tech That is Certified & Affordable
At Reebelo, you will always find high-quality, certified refurbished electronics tested by our expert refurbishing partners. These pre-owned products are professionally cleaned and inspected. Refurbished with Reebelo guarantees buyer satisfaction, battery health, and reduced negative impact on the environment.
What to look for in pre-owned electronics?
Originality & Quality. All pre-owned electronics at Reebelo are guaranteed original. They're 100% functional and undergo rigorous 70+ quality checks before shipping.
What are the carbon footprint savings of used electronics?
You save 70% of the carbon footprint of a new device by buying refurbished and reducing demand for new production.
OVERVIEW:
Unleash Powerful Sound Everywhere
It’s time to live loud! The JBL Xtreme 4 portable waterproof speaker delivers next-level massive JBL Pro Sound with amazing dynamics, even at top volume, thanks to impressive specs like its two powerful woofers and two tweeters. Dual pumping JBL passive radiators give you deeper bass that moves you.
Want to take your music outdoors? The handy shoulder strap makes it easy, while the rugged rubber bumpers and IP67 waterproof and dustproof rating mean that a sudden downpour or a dunk in the lake won’t stop the fun. When it’s time to create an even bigger audio experience, pair two Xtreme 4s for stereo sound. Or for your next party, use Auracast™ to connect the Xtreme 4 with any compatible JBL portable speakers, so your friends lounging poolside will vibe to the same playlist as the ones chatting indoors.
Up to 24 hours of playtime and a convenient power bank for your device mean you won’t have to recharge until morning. Plus, it’s made with recycled plastic and recycled fabric. The JBL Xtreme 4 brings thrilling sound with you — everywhere.
Next level massive JBL Pro Sound
Two woofers, two powerful drivers and dual pumping JBL Bass Radiators effortlessly deliver dynamic, immersive sound with deeper bass and plenty of detail. You'll get lost in the music wherever you are.
Up to 24 hours of playtime plus 6 hours with Playtime Boost
Your listening adventures can last all day long. Take the JBL Xtreme 4 with you from room to room, out to your backyard party, or off to the beach. With up to 24 hours of battery life, you can play music 'til the sun goes down—and comes back up again—before you'll need a recharge. Simply tap Playtime Boost to prolong the playtime, adding up to 6 hours to your battery life. It tunes and optimizes the performance for louder and crisper sound.
Convenient shoulder strap
The speaker can be carried on the shoulder or can be adjusted as crossbody, whatever your style or the mood.
KEY FEATURES:
Next-level massive JBL Pro Sound
Two woofers, two powerful drivers and dual pumping JBL Bass Radiators effortlessly deliver dynamic, immersive sound with deeper bass and plenty of detail. With these specs from the Xtreme 4, you’ll get lost in the music wherever you are.
Up to 24 hours of playtime plus 6 hours with Playtime Boost
Your listening adventures can last all day long. Take the JBL Xtreme 4 with you from room to room, out to your backyard party, or off to the beach. With up to 24 hours of battery life, you can play music ‘til the sun goes down — and comes back up again — before you’ll need a recharge. Simply tap Playtime Boost to prolong the playtime, adding up to 6 hours to your battery life. It tunes and optimises the performance for louder and crisper sound, whether you’re at home or outdoors.
Convenient shoulder strap
The portable outdoor speaker can be carried on the shoulder or can be adjusted as a crossbody, whatever your style or mood.
AI Sound Boost
Get the most out of your JBL portable Bluetooth speaker. AI Sound Boost analyses the incoming signal in real-time while simultaneously using an AI algorithm to predict loudspeaker movement and power response. It pushes the driver to its maximum capability, fully exploiting the dynamic range for better and more powerful sound. It also reduces distortion even at high volume, maximizing the bass output and overall loudness.
Multi-speaker connection by Auracast™
Want even bigger JBL Pro Sound? Stereo pair two Xtreme 4 speakers for a wider soundstage. For your biggest parties, multiple JBL speakers can be connected wirelessly using Auracast™. You can also pump up your party with JBL PartyBoost by using the JBL Portable app to pair the Xtreme 4 with other JBL PartyBoost-compatible speakers.
Power up with the built-in power bank
Don’t put the good times on pause. The JBL Xtreme 4’s built-in power bank lets you charge your devices without taking a break from the music.
Replaceable battery*
Want even more life out of your speaker? Replace the rechargeable battery* in three simple steps, and your JBL Xtreme 4 will be back at full power. *Replaceable battery sold separately.
Fast charge
Need a quick boost to see the party through? Ten minutes on the charger gets you another two hours of music.
JBL Portable app
Use the JBL Portable app to receive updates, get product support, and unlock features, all straight from your phone. Fine-tune your sound with multiple EQ preset options. Or use the fully customisable equaliser to adjust highs, mids, and lows — so your music is just right for you.
Made in part with recycled materials
The JBL Xtreme 4 incorporates post-consumer recycled plastic and fabric for the speaker grille. It’s also packaged in FSC-certified paper printed with soy ink.
Frequently Asked Questions
Get the same great performance and features as new, for a fraction of the price. A certified pre-owned JBL Xtreme 4 Portable Speaker is a smarter, more sustainable way to upgrade without breaking the bank.
At Reebelo, every product is professionally cleaned, quality-tested, and backed by our warranty and 30-day free returns, so you can shop risk-free and ensure your purchase is the perfect fit. It's better for your budget, better for the planet, and always risk-free.
Every purchase from Reebelo includes a Vendor Warranty of up to 12 months covering functional defects, giving you peace of mind and protection against unexpected issues.
For tech products, our warranty covers all functional defects under normal use, as long as there's no physical or water damage by the customer.
All products with batteries come with at least 80% capacity for reliable daily use. Many products offer upgrade options to 90% or 100%. You're covered for 12 months against battery failure and overheating.
Want extra protection? Add our ReebeloCare Extended Warranty, an enhanced coverage plan that includes accidental damage from drops, spills, and other mishaps not covered by the 12-Month Vendor Warranty, available on select products.
Absolutely! Every JBL Xtreme 4 Portable Speaker from Reebelo undergoes up to 70 rigorous quality checks, including professional inspection, cleaning, and repair to ensure it meets the highest standards of functionality. We work with trusted, certified vendors to guarantee top performance and long-lasting reliability, so you can enjoy your product with complete confidence.
At Reebelo, you can save up to 70% off retail prices on a JBL Xtreme 4 Portable Speaker, all while enjoying the same top-tier quality and performance. We're proud to offer certified pre-owned products from the brands you love — affordable, reliable, and thoroughly tested.
Want to boost your savings even more? Trade in your old product with Reebelo and make your next upgrade even more affordable.
Purchasing a certified pre-owned JBL Xtreme 4 Portable Speaker is one of the most effective ways to reduce waste and minimize your carbon footprint. By giving high-quality products a second life, you're helping prevent valuable materials from ending up in landfills, where they can take centuries to decompose and release harmful toxins into the environment.
Reebelo is committed to supporting a more sustainable, circular economy, where products are reused, refurbished, and kept in circulation for longer. This not only conserves resources but also reduces the need to manufacture new items, cutting down on energy consumption, raw material extraction, and greenhouse gas emissions.
Make a smarter, greener choice — every certified pre-owned product you buy helps create a more sustainable future for all.