The S-12 is a full range system in a computer optimized enclosure. Loudspeaker compliment consists of twin proprietary midrange 12"s, individually loaded into separate subcompartments, and a single 1"compression driver mounted on a 90ox40o horn. The enclosure is constructed of durable 18mm void-free MDF laminate, dadoed for strength and durability. Perforated steel is employed for frontal protection of the loudspeaker compliment.