EcoBoulder Ultra

Dominate any environment with the EcoBoulder Ultra. This rugged, waterproof speaker is engineered to withstand the toughest conditions while delivering unparalleled audio performance.
Experience massive sound with crystal-clear clarity. A powerful 100-watt amplifier drives an 8-inch full-range speaker, an 8-inch passive woofer, and a 3-inch tweeter, producing up to 121 decibels of immersive audio. Fine-tune your sound with five pre-set equalizer modes to match your preferred listening experience.

Built to last, designed for adventure. The EcoBoulder Ultra is 100% waterproof, submersible, and even floats, making it the perfect companion for any outdoor activity. Whether it’s a pool party, beach day, or camping trip, this speaker is your reliable audio partner.
Elevate your party with vibrant visuals. Customize the built-in RGB LED lights to match your mood or sync with the music. Connect multiple EcoBoulder Ultra or compatible SoundExtreme speakers using the LEDCast feature for a synchronized light show.

Enjoy endless entertainment. The EcoBoulder Ultra offers multiple ways to play your music, including Bluetooth, AM/FM radio, and wired AUX-in. The built-in battery provides up to 4 hours of playtime at full volume or an impressive 25 hours at average listening levels. For continuous playback, simply plug it into a standard AC outlet.