Sony ULT FIELD 1 - Wireless Bluetooth Portable Speaker with ULT POWER SOUND, Ultimate Deep Bass, IP67, Waterproof, Dustproof, Shockproof, 12hr Battery, Clear Call Quality, Outdoor, Travel - Black

Introducing the SRSULT10 - the smallest, most portable speaker in the ULT Power Sound range, with impactful sound using a combination of a powerful woofer, a high-quality tweeter, and two passive radiators to enhance the bass. Press the ULT button and youll hear the bass is boosted, adding more depth and resonance to the lower frequencies. With an IP67 rating, its also waterproof, dustproof, rustproof, and even shockproof, plus it has a 12-hour battery life. Play Loud, Pack Light: Drawing on decades of ... - Manufacturers part number: SRSULT10B