JBL Xtreme 4 - Portable Bluetooth Speaker

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. 24 hours of playtime plus 6 hours with Playtime Boost: Take the JBL Xtreme 4 with you anywhere indoors and out. You can play your music all day long before you'll need a recharge. Tap Playtime Boost to add up to 6 more hours to your battery life.