Restored JBL Xtreme 4 - Portable Bluetooth Speaker, Powerful Sound and Deep Bass, IP67 Waterproof, 24 Hours of Playtime, Powerbank, Auracast for Multi-Speaker Pairing Black (Refurbished)

The JBL Xtreme 4 portable speaker delivers next-level massive JBL Pro Sound with two powerful woofers and two tweeters. Dual pumping JBL passive radiators give you deeper bass that moves you. And IP67 waterproof and dustproof rating mean even a sudden downpour won't stop the fun.

• ‌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 a crossbody, whatever your style or the mood. It also features a built-in bottle opener
• AI Sound Boost
• Get the most out of your speaker. AI Sound Boost analyzes 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.
• Waterproof and dustproof
• The JBL Xtreme 4's IP67 waterproof and dustproof rating ensures this portable speaker can handle almost any environment, from a poolside party to a seaside picnic.
• Multi-speaker connection by Auracast™
• Want even bigger JBL Pro Sound? Stereo pair two Xtreme 4’s for a wider sound stage. For your biggest parties, connect multiple JBL speakers wirelessly using Auracast™. *The Xtreme 4 can also connect with PartyBoost-enabled speakers
• Power up with the built-in powerbank
• Don't put the good times on pause. The JBL Xtreme 4's built-in powerbank lets you charge your devices without taking a break from the music.
• Replaceable battery*
• Want even more life out of your speaker? Extend the lifespan of your speaker by replacing the rechargeable battery. *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 presets options. Or use the fully customizable equalizer to adjust highs, mids, and lows—so your music is just right for you.