Boost The Bass With The ULT Button Press the ULT button for enhanced bass. Sound Diffusion Processor This compact speaker packs impressive surround sound. The sound diffusion processor fills up any space with sound through its DSP technology. Take It Outside With an IP67 waterproof, rustproof and dustproof rating this speaker is ready for just about anything. It is also salt water resistant, so you can listen at the beach with no worry. Take It Anywhere An easy to carry design that’s waterproof, dustproof and shockproof. This compact speaker is designed to let you take your music anywhere thanks to its multi-way strap and the long battery life keeps the party going longer when you get there. Shockproof Withstand the inevitable knocks, bumps, and scrapes that come with everyday use. Enjoy Music For Longer Up to 12 hours of battery life, pumping out music as long as you like. Grab And Go With its compact, easy-to-grab design, you can take it with you wherever you go. Carry It How You Want Use the detachable multi-way strap to carry the speaker with you, or to hang outdoors. Colors To Suit Your Style With Black, Off White, Forest Gray, and Orange to choose from, you can find the color that suits you best. Stereo Pair If you want an even bigger sound, connect two ULT FIELD 1 speakers wirelessly for stereo sound that’s even more expansive. Better Call Quality With Echo Cancelling The built-in microphone lets you enjoy hands-free calling via your speaker, with echo canceling technology for clear calls.