Features a 2-way speaker system with a racetrack-shaped woofer, separate tweeter, and dual passive bass radiators for deep bass. Produces a loud and clear sound with rich bass that holds up at high volumes. Frequency response: 63 Hz - 20kHz. Signal-to-noise ratio: 80 dB. IP67 waterproof and dustproof, making it suitable for use at the beach, pool, or other outdoor environments .Up to 12 hours of playtime on a single charge.