The Artec-S15A is a powered subwoofer system designed to provide extended bass response for the Artec-full range cabinets. A 2000 Wpeak Class D amplifier drives a D.A.S. 15SX bass loudspeaker. The 15SX loudspeaker incorporates a 4″ voice coil for high power handling and output. The subwoofer system includes two balanced inputs with stereo filtered output connections for Artec-satellite systems. The variable LPF ranges from 100 Hz 138 Hz.