Louder, more powerful sound The Flip 6 2-way speaker system is engineered to deliver loud, crystal clear, powerful sound. Its racetrack-shaped woofer delivers exceptional low frequencies and midrange, while a separate tweeter produces crisp, clear high frequencies. Optimized dual passive radiators provide deep bass, fine-tuned using Harman's advanced algorithm. IP67 waterproof and dustproof Designed for the pool or park, the Flip 6 is IP67 waterproof and dustproof, so you can bring your speaker anywhere. 12 Hours of Playtime The Flip 6 provides up to 12 hours of playtime on a single charge