Pure Resonance Audio SD4 SuperDispersion Ceiling Speaker Array — Omnidirectional 360° X 180° Coverage

The Pure Resonance Audio SD4 SuperDispersion ceiling speaker delivers high-impact, flexible audio suited for music, announcements and paging in hotels, restaurants, retail stores, gyms, cafeterias, churches, and many more. Its patented omnidirectional speaker technology produces a true 360° X 180° coverage pattern by using a synchronized array of drivers that operate together for even sound distribution. One SD4 can replace multiple conventional speakers, cutting both product and installation expenses. Installation is fast and simple — remove a single ceiling tile and drop the SD4 into any standard drop-ceiling grid for a minutes-long setup. Selectable 8 Ohm or 70 Volt inputs provide broad compatibility with almost any commercial, professional, or consumer audio power amplifier. Built for demanding commercial audio environments, the SD4 offers reliable, long-lasting performance.