Bogen's LU30WR70VH Horn is capable of covering large, noisy areas. Minimum effective mounting height is 15 feet, 20 feet is preferable. The 70V Suspended Radial Horn Speaker is ideal when a 360-degree sound dispersion pattern is required. Features 30 watts, 300 Hz - 14 kHz frequency range with 360 degrees dispersion. The LU30WR70VH Horn has a sound level of 113 dBspl (@4' on axis). It comes with a metal chain suspension cable which is 10 inches long.