Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker, 360-Degree Immersive Sound, 15-Hour Battery, 147ft Range

Grab the super-portable Ultimate Ears BOOM 4 wireless Bluetooth speaker built for adventure and everyday use. It provides balanced 360-degree immersive sound with deep bass, multiple EQ modes, and one-touch music controls via the Magic Button. Rated IPX7 waterproof with a floating design, the BOOM 4 is optimized for outdoor, travel, pool and party use while offering up to 15 hours of battery life and a 147 ft (45 m) Bluetooth range. Pair the BOOM 4 with other Ultimate Ears models (MEGABOOM, EVERBOOM, EPICBOOM, HYPERBOOM) using PartyUp for louder, surround-like sound. The speaker supports app control and popular streaming services including Spotify, Amazon Music on Android, and Apple Music on iOS for easy playlist and sound customization.

• Powered for Adventure: This waterproof Bluetooth portable speaker has a rechargeable battery that stays powered, pumping tunes for 15 hours on a single charge
• A Bluetooth Waterproof Speaker Made for the Outdoors: Rated IPX7 waterproof and drop-proof up to 5 feet (1.5 meters), the BOOM 4 floating portable speakers are virtually indestructible
• 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
• 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
• 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