The SPK-C412 Closed-Back Ceiling Speakers from Kramer Electronics are designed for mounting in the ceiling. These dual-driver coaxial speakers have a transformer and a behind-the-grille power selector switch with either a direct 8Ω or a 70/100V high-impedance input. These 2-way coaxial 8Ω speakers can be used in conference rooms, boardrooms, classrooms, hotels, restaurants, outdoor roofed patios/porches, indoor swimming pools, greenhouses, basements, cold-storage warehouses, and more.
UL Listed - UL2043 − Fire test for heat and visible smoke release for discrete products and their accessories installed in air handling spaces.
UL DAMP-certified for Use in Indoor: pools, saunas, and gymnasiums.