Big sound for little music fans. Kids can party like a Popstar with the JBL JR POP Bluetooth speaker. Parents don’t need to worry because it is built with durable materials, fully waterproof with an IPX7 rating and packed with a rechargeable battery to enjoy up to 5 hours of playtime. The fun built-in multicolor light mode will engage young music fans with the music. Ultra-portable with strap to attach to backpack or belt loop and sized for little hands. Kids can personalize the speaker with the sticker set included in the box. Plus, JBL JR POP delivers great JBL signature sound and is tough enough to handle the playground with ease.