FBT Subline 112 SA Processed Bass reflex Active Subwoofer is an extremely compact bass-reflex design subwoofer with high SPL and punch. The FBT Subline 112SA feature 0,59" birch plywood construction covered in a scratch resistant black paint with two aluminum carrying handles; an M20 top mounted stand adapter allows satellite speakers, such as the FBT speaker series and others, to placed above the subwoofer cab. The FBT Subline 112SA features a 12" high excursion magnet woofer with 3" voice coil. The FBT Subline 112SA provides an FBT's new Digital Signal Processor with 8 presets, 2 equalization with 2 LPF crossover settings, cardioid configuration. The FBT Subline 112SA shall meet the following performance criteria: frequency response of 40Hz to 140Hz,max. SPL of 133dB peak, 700W RMS Class D power amplifier with switch mode power supply; the control panel features stereo XLR in/outs, livello, EQ presets, 8 steps delay, phase reversal switch, 3 status led indicators.