INTRODUCING THE ULT FIELD 1: The smallest, most portable speaker in the ULT POWER SOUND range PLAY LOUD, PACK LIGHT: ULT FIELD 1 delivers powerful sound with impressive bass and exceptional detail, even at max volume, All this, from an incredibly small and highly compact design HIT THE BUTTON, FEEL THE BASS: Unleash its true potential by pushing the ULT button, The bass is boosted even further, while the sound pressure is increased to produce that addictive, energetic power sound ANYWHERE, ANY WEATHER: With an IP67 rating, this portable speaker is waterproof, dustproof and ready for just about anything PROTECTED FROM THE UNEXPECTED: The ULT FIELD 1 is shockproof, designed to withstand the inevitable knocks, bumps, and scrapes that come with everyday use PORTABILITY: With its incredibly light and compact design, and an adjustable carry strap, take your music anywhere you go, It can also be used both horizontally and vertically LONG BATTERY LIFE: With its impressive battery life, this Bluetooth speaker can keep playing for up to 12 hours EXTRAS: Clear, hands-free calls with our Echo Cancelling technology, Stereo Pair allows you to connect two matching speakers for even bigger sound, and Fast Pair makes pairing Android devices easy