Compact 360-degree speaker with massive bass and completely waterproof design
The WONDERBOOM 3 packs massive sound and bass into a pint-sized package. With 360-degree audio, it fills any space with rich, immersive sound. It's also completely waterproof and even floats.

The Ultimate Ears WONDERBOOM 3 punches way above its weight class, delivering impressive bass and true 360-degree sound in a compact, affordable package. It's perfect for personal use or small gatherings, though it lacks the volume and battery life of larger competitors.
The Ultimate Ears WONDERBOOM 3 proves that good things come in small packages. This compact speaker delivers surprisingly powerful sound and impressive features at a price point that makes it accessible to budget-conscious buyers. The standout feature is true 360-degree sound. Unlike most portable speakers that fire forward, the WONDERBOOM 3 projects audio in all directions, making positioning less critical. Place it in the center of a gathering, and everyone hears the same quality. The bass response is remarkable for the size - dual active drivers and passive radiators produce low-end that defies physics. Outdoor Boost mode is a practical feature that increases volume and adjusts EQ for open-air environments. A single button press transforms the sound profile, making it more suitable for beaches, parks, or poolside use. The IP67 rating means it's fully waterproof, dustproof, and it floats - crucial for water activities. Stereo pairing allows connecting two WONDERBOOM 3 speakers for true stereo sound, significantly enhancing the listening experience. The 14-hour battery life is solid for a speaker this size. The compact form factor makes it highly portable - slip it in a bag or clip it to a backpack with the attached loop. The limitations are inherent to the size. Maximum volume is moderate - fine for personal use or small groups, but won't fill large spaces like bigger speakers. Volume control requires your phone (only three volume steps on the speaker itself). Oddly, it can't be used while charging, forcing you to wait if the battery dies. The affordable price makes these concerns easier to accept. For personal listening, small gatherings, or as a secondary speaker, the WONDERBOOM 3 delivers exceptional value.
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