Key Features

• The battery can recharge in the charging case
• You can also charge your tablet or smartphone* with the convenient USB-C port on the case
• Double the great times, and enjoy the peace of mind that comes with an official JBL battery
• It also can replace the rechargeable battery inside a JBL Xtreme 4 portable speaker and more when it starts to degrade
• A great host always has a spare battery
• Powerbank
• Guaranteed JBL Quality
• Compatible with JBL PartyBox Stage 320, Xtreme 4 and more

*Charging cable not included.