LD Systems ICOA SUB 15A, amplified subwoofer with a 15" speaker, DynX DSP processing with xover, delay and cardioid preset, robust 18 mm thick plywood cabinet.
bass-reflex type
15" / 381 mm speaker, 3" / 76.5 mm voice coil, ferrite magnet
Class D amplification: 400W RMS / 1600W peak
frequency response: 29 Hz - X-Over point set by preset
maximum sound pressure level: 131 dB
DynX DSP with 4 presets:
3 x crossover
1 x cardioid mode
switchable signal polarity and delay of up to 10 meters