Die-cast zinc with gray enamel finish. Sound level output of ~100dB at 10'; effective warning to 200'. Both Vibratone Signal Horns measure 4"H x 4"W x 2 1⁄2"D and can be mounted on surface, semi-flush, or flush on walls, panels or inside cabinets.
Weatherproof Housing allows outdoor use of either model; features cast aluminum construction. Call for information on additional mounting and projector options: 1-800-356-2501.