BOLD SOUND BOLDY PORTABLE
BOOM 4 packs a sonic punch for its size. Featuring Ultimate Ears unique audio processing, it produces clear and balanced audio faithful to the music you love, and at every volume level.

VIRTUALLY INDESTRUCTIBLE
BOOM 4 was born to hit the road. From rooftop-raging to mountaintop-shredding, BOOM 4's got your back. It's IP67 rated, waterproof, floatable and drop-proof. Take it anywhere. It's more powerful than you expect.

15-HOUR BATTERY LIFE
BOOM 4 gives you 15 hours of sonic power on a single charge.This portable speaker has long battery life that keeps the party going.

CONNECT AND PARTYUP
Use PartyUp on the UE | BOOM App to pair 1, 2 , 3... and over 150 speakers and create the ultimate sound experience. You can combine multiple BOOM 4, MEGABOOM 4, EVERBOOM, EPICBOOM and HYPERBOOM speakers or even pair them with previous generation BOOM speakers. Build a wall of sound? No problem.

MAGIC BUTTON ONE-TAP CONTROL
One tap to dive in. Play, pause, and skip tracks directly from your BOOM 4. Set up one-touch playlists on your favorite streaming platforms like Spotify®, Amazon Music on Android,and Apple Music for iOS by UE | BOOM App.

MADE WITH RECYCLED PLASTIC
Plastic parts in BOOM 4 include a minimum of 52% certified post-consumer recycled plastic by weight. It's also designed for recycling.

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