JBL Battery 400 in-ear headphones and earbuds boasting industry-leading IP68 waterproof

boasting industry-leading IP68 waterproof

1 x PD adaptor (plug type varies by region)

The built-in music detection algorithm will create an even bigger group lightshow—all in less than a minute

1 channel all-in-one soundbar with a built-in subwoofer

automatically pausing the music and enabling your preferred ambient experience whenever you speak

JBL Battery 400 in-ear headphones and earbuds boasting industry-leading IP68 waterproofAdd to Cart General Features Whats in the box Key Specifications Reviews General Features A great host always has a spare battery Keep the party going twice as long by having a spare JBL Battery 400 on hand. Just insert it into the battery slot in the back of your JBL PartyBox Stage 320 when the first one loses its charge. Each battery has enough power for up to 18 hours of playtime, which means you could keep the party going for up to 36 hours.