Focal Sub One- active studio subwoofer- two 8" carbon fibre woofers- amplifier: x2 100W RMS (Class D)- frequency range: 32Hz - 120Hz (+/- 3dB)- max. SPL: 114dB (peak @ 1m)- stereo input (x2 XLR), stereo output (x2 XLR), LFE input and output (XLR)- adjustable lowpass filter (45 - 120Hz), subwoofer level, phase-adjustment (0 - 180°) and switchable polarity- switchable highpass crossover for satellite loudspeakers ewith two selectable cut-off frequencies (60Hz / 90Hz)- auto standby after approx. 30 minutes without operation- cover grille included- dimensions (H x W x D): 475 x 310 x 520mm- weight: 18.5kg