K-LA218-DSP, an active DSP-controlled Dual 18”subwoofer, is designed to meet the high requirements of touring performance, rental and fixed installation.The LF drivers of K-LA218-DSP are two customized Audiocenter 18”drivers (4”voice coil).User Selectable 3 low-pass filters (80Hz,100Hz,120Hz) in K-LA218-DSP are available for the users to choose according to different environments and music styles. K-LA218-DSP is a perfect match for all Audiocenter full range speakers, extending band width of frequency response and delivering powerful, impressive, punchy bass sound.