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