Introducing the Ultimate Ears MEGABOOM 4 Bluetooth speaker, a durable and high-performance audio device designed for adventure lovers. With an impressive 20-hour battery life, you can enjoy non-stop music throughout the day without the need for frequent recharging. This speaker is IP67 water-resistant, capable of floating, and built tough, making it perfect for pool parties, beach outings, or even your shower. The MEGABOOM 4 features four customizable EQ audio modes, allowing you to tailor your listening experience to your preference. Experience thundering bass that is louder and clearer, delivering powerful audio that immerses you in your favorite tracks. Its unique cylindrical design provides 360-degree spatial sound, ensuring that everyone around you can enjoy the music without any dead zones. Not only is this speaker engineered for peak performance, but it is also environmentally conscious, made with a minimum of 54% certified post-consumer recycled plastic. Elevate your audio experience with Ultimate Ears MEGABOOM 4, where durability meets high-quality sound in an eco-friendly package.