Party Up: Use PartyUp on the Ultimate Ears Boom app to pair several BOOM, MEGABOOM, EVERBOOM, EPICBOOM, and HYPERBOOM portable Bluetooth speakers to create a surround sound experience with outdoor speakers
Ultimate Sound: The BOOM 4 portable waterproof wireless speaker delivers rich, 360-degree sound and deep, accurate bass, all carefully balanced so you can hear every note when using it as a outdoor Bluetooth speaker
Magic Button: Play, pause, skip, and control music directly from your favorite streaming service; set up one-touch playlists on platforms like Spotify, Amazon Music on Android, or Apple Music on iOS to use with this Bluetooth Waterproof Speaker
A Bluetooth Waterproof Speaker Made for the Outdoors: Rated IPX7 waterproof and drop-proof up to 15 feet (1.5 meters), the BOOM 4 floating portable speakers are virtually indestructible
Powered for Adventure: This waterproof Bluetooth portable speaker has a rechargeable battery that stays powered, pumping tunes for 15 hours on a single charge
