Ultimate Ears Wonderboom 4 Portable Bluetooth Speaker (984-001883) - Cobalt Blue

The Ultimate Ears WONDERBOOM 4 is the perfect ultraportable Bluetooth speaker that packs surprisingly big, crisp 360-degree sound into a tough, go-anywhere design. Whether you're heading to the beach, pool, campsite, or just chilling at home, this vibrant Cobalt Blue speaker delivers powerful audio that defies its compact size.

Key Features:

• Bigger 360° Sound — Enjoy rich, bass-heavy stereo audio from every angle with dual active drivers and passive radiators. Tap Outdoor Boost mode for specially tuned sound that cuts through open spaces and wind.
• New Podcast Mode — Crystal-clear voice playback so spoken content sounds natural and intelligible—no more muffled dialogue.
• Up to 14 Hours of Playtime — Keep the party (or playlist) going all day with long-lasting battery life on a single charge. Recharge conveniently via USB-C.
• Built for Adventure — IP67 waterproof and dustproof, it floats in water and survives splashes, drops, and dusty trails. Perfect for pool parties, beach days, or outdoor adventures.
• Double Up for Stereo — Wirelessly pair two WONDERBOOM 4 speakers for even bigger sound or true left/right stereo separation.
• Bluetooth Connectivity — Reliable wireless pairing with extended range (up to 131 ft / 40 m in ideal conditions) and stable performance.