The 1200-watt active PS18S subwoofer delivers maximum low frequency support in as compact a design as possible for a fully featured 18-inch subwoofer. Designed to be the ideal companion to the Parasource PS15P full range loudspeaker, the PS18S actually can be easily integrated in to virtually any venue or PA application. Cable of direct connection to any audio source (including speaker level input) the PS18S can easily be added to virtually any mobile live sound or installation PA system quickly for added low end support. Solid 15mm birch plywood cabinet construction and an efficient Class-D power amplifier design provide unmatched long-term reliability in the field.