Ultimate Sound. Ultimate Adventure.
Bring your music to life with the Ultimate Ears BOOM 4. Engineered for the bold, this portable Bluetooth speaker delivers rich, immersive 360-degree sound and deep, accurate bass that is meticulously balanced so you never miss a single note. Whether you are hosting a backyard hangout or hitting the trails, the BOOM 4 ensures your soundtrack is always massive.
Virtually Indestructible & Ready to Make a Splash
Built to survive the wildest escapades, the BOOM 4 is a rugged powerhouse.
-
IPX7 Waterproof: Drop it in the pool, leave it out in the rain, or take it to the beach—this speaker doesn't just survive water, it floats.
-
Drop-Proof Protection: Accidental slips are no big deal. The BOOM 4 is drop-tested up to 5 feet (1.5 meters), making it tough enough to handle whatever the day throws at it.
Unstoppable Wireless Freedom
-
15-Hour Battery Life: Keep the party pumping from day to night. The rechargeable battery delivers up to 15 hours of continuous play on a single charge.
-
Massive 45-Meter Range: Don't get tied down. With an impressive 45 meters (147 feet) of wireless Bluetooth range, you can wander far from your speaker without ever dropping a beat.
Music at Your Fingertips: The Magic Button
Take total control of your audio without ever reaching for your phone. The integrated Magic Button allows you to play, pause, and skip tracks directly from the speaker. You can even set up one-touch playlists to instantly launch your favorite soundtracks on Spotify, Amazon Music (on Android), or Apple Music (on iOS).
Highlights
-
Audio: Immersive 360° sound with deep, balanced bass
-
Durability: IPX7 waterproof, floatable, and drop-proof up to 1.5 meters
-
Battery: Up to 15 hours of playtime
-
Wireless Range: Up to 45 meters (147 feet)
-
Smart Control: One-touch Magic Button for instant playlist streaming
