JBL Boombox Waterproof (Ipx7) Portable Bluetooth Wireless Speaker with High Capacity 20,000 mAh Battery Made to be the most powerful, portable Bluetooth speaker, JBL Boombox delivers monstrous sound along with the hardest hitting bass. Enjoy music for 24 hours without missing a beat. Imagine playing with a userand#8217;s favorite beats from sunrise to sunrise on a single charge. Use the massive 20,000mAh battery and dual charge out to charge external devices anytime and keep music rocking. Rugged enough to handle the wildest tailgate party, the JBL Boombox is IPX7 waterproof, which withstand any weather and even the most epic pool parties. Switch between indoor and outdoor modes to optimize sound wherever the party is. In addition, if more massive music is a must, users can connect more than 100 JBL Connect+ enabled speakers under Bluetooth range with just one press of a button. Product Features:Made to be the most powerful, portable Bluetooth speaker, JBL Boombox delivers monstrous sound along with the hardest hitting bassEnjoy music for 24 hours without missing a beatUse the massive 20,000mAh battery and dual charge out to charge external devices anytime and keep music rockingRugged enough to handle the wildest tailgate party, the JBL Boombox is IPX7 waterproof, which withstand any weather and even the most epic pool partiesIncorporated four active transducers and two JBL bass radiators, JBL Boombox delivers monstrous sound along with hardest hitting bass that users will not only hear but also see