Get ready to groove with the JBL Xtreme 4 portable speaker. Blast your tunes loud and proud with JBL Pro Sound. With 2 woofers, 2 drivers, and dual JBL bass radiators any space becomes a party zone. Thanks to AI Sound Boost, your music sounds better than ever, adapting in real-time to match the vibe. It maxes out the bass for each track without any distortion. You can wirelessly link up extra speakers using Auracast or JBL PartyBoost and get the music pumping in every room. All managed through the super easy JBL Portable app. Good to know- Up to 24 hours of battery life will see you from sundown to sundown- Hit the Playtime Boost button to squeeze out an extra 6 hours of juice from the battery- With its handy shoulder strap, you can take your beats anywhere, anytime- The built-in power bank lets you charge your devices without pausing the music- It's built tough with an IP67 rating - the waterproof and dustproof design is ready for any adventure