The Pure Resonance Audio S6.1 redefines 70V outdoor surface mount loudspeakers, combining premium audio performance, beauty, durability, and simple usability in a single concept. The durable IP65-rated dust and water-resistant UV-protected ABS enclosure make the S6.1 perfect for background and foreground-level music, paging, and general-purpose audio in both indoor and outdoor commercial applications. This 2-way all-weather 70V surface mount loudspeaker encompasses a 6.5" graphite woofer and 1" silk tweeter, and a built-in 70V/100V transformer with an 8Ω bypass. Exclusive OBE (Optimal Bass Enhancement) radiator technology provides an enhanced low-end for a richer and more robust full-range sound. The S6.1 produces impeccable acoustic quality, high-fidelity audio with clean and clear vocal reproduction needed for restaurants, bars, retail stores, fitness centers, schools, and other business applications.