The Klipsch KPT-12-VB is a cinema surround channel speaker system that brings a new level of seamless ambience and envelopment to the sound image in medium to large-sized auditoriums. Continuing to advance Klipsch's technology leadership position, this patented, Virtual Boundary Array Technology (VBAT) loudspeaker permits a 50% reduction in the required number of surround speakers typically used in today's conventional surround channel array.