The SUB 8003-AS II active subwoofer features the latest generation of RCF woofer technology, digital amplifiers and DSP processing with higher power and enhanced performance. It offers the perfect blend of bass reproduction, high SPL and compact dimensions for mobile use by bands and DJs. Specs: Frequency Response: -3 dB:35 Hz ÷ 120 Hz - Max SPL:135 dB - Woofer: 18", 4.0" voice coil - Input connectors: Stereo XLR - Output connectors: Stereo XLR - Input sensitivity: -2 dBu / + 4 dBu - Crossover frequencies: Selectable Hz - Protections: thermal, rms - Limiter: dynamic limiter - Controls: Gain,EQ, phase, xover, delay, cardioid - Total power: 2200 W PEAK - Low frequencies: 2000 W PEAK - Total power: 1100 W RMS - Low frequencies: 1100 W RMS - Cooling:Convection - Connections: Powercon in-out - 694/27.32 mm/inch - Width: 523/20.59 mm/inch - Depth: 700/27.56 mm/inch - Net Weight: 45 kg / 99.21 lbs.