JBL Battery 600 Duo with charging case swaps out in seconds, so your JBL PartyBox speaker can keep the party going

Keep the party going by having a spare JBL Battery 600 Duo with charging case on hand. Just insert it into the battery slot of your JBL PartyBox 720 when the first one loses its charge. The JBL Battery 600 Duo with charge case doubles as a powerbank to charge your tablet, laptop or smartphone* with the convenient USB-C port on the charging case. (*charging cable not included) The JBL Battery 600 Duo is compatible with the JBL PartyBox 720. Other speakers in the JBL PartyBox series have different battery requirements Even the best parties have to end sometime, but your JBL speaker can keep the vibe going with JBL Battery 600 Duo. When your rechargeable batteries are running out of juice, it takes just seconds to pop a fresh battery into the slot on the back panel. Meanwhile, the batteries can recharge in the charging case. You can also use the case as a powerbank to charge your tablet, laptop or smartphone* with the convenient USB-C port. Double the great times, and enjoy the peace of mind that comes with an official JBL Battery 600 Duo. (*charging cable not included