JBL JBLXTREME4BLUAM Xtreme 4 Portable Waterproof Speaker w/ Shoulder Strap Blue heat and the most robust offering

and the most robust offering that fits a wide range of player types

397 lbs Max weight capacity

Airtight stackable and space-efficient containers with a one-button lid

It's roomy when open

JBL JBLXTREME4BLUAM Xtreme 4 Portable Waterproof Speaker w/ Shoulder Strap Blue heat and the most robust offeringJBL Pro Sound 2 woofers 2 drivers and dual pumping JBL Bass Radiators. Up to 24 hours of battery life on a single charge. Playtime Boost add 6 hours to battery life. AI Sound Boost predict loudspeaker movement and power response. IP67 Water and dustproof handles poolside parties or a seaside picnic. Pair speakers with PartyBoost or Auracast. Built in power bank. 10 Minute Fast Charge. JBL Portable app. Convenient shoulder strap. Transducers: 2 x 2.