STI HS 15

The STI BS 15 drivers, delivering up to 1200W of peak system power . These compact, carpet coated wooden construction subwoofers are ported, direct radiating designs for maximum punch and unparalleled low frequency extension. Featuring custom, high output, low frequency passive crossovers.
Experience the power and clarity of a completely optimized and perfectly tuned system. Class-leading power, precision crossovers, phase and driver time alignment and patented acoustic correction processing work in harmony to create high-definition sound that was previously only found in high-end stadium touring systems. Simply put, BS Series loudspeakers deliver unmatched power and unparalleled sound quality in designs that are not only rugged and user-friendly… they are an extremely cost-effective solution for professional applications.