The CVS 401-BK is a coaxial ceiling loudspeaker engineered to provide superb audio performance in both background and foreground music sound systems. Ideally suited for a wide variety of applications, from restaurants and hotels to houses of worship and businesses of all types, the CVS 401-BK offers the power handling, wide frequency response and low distortion typically found in more expensive products. EN 54-24 certification for fire detection and fire alarm systems makes the CVS 401-BK the perfect choice where safety is a top priority. The loudspeaker is also UL 1480 certified for fire-protected signalling systems and UL 2043 certified for air-handling spaces.