The BS-12 is a extremely compact bass loudspeaker for use with external power-amplifiers, frequency crossovers and controllers. The solid enclosure with low resonances and sturdy structured lacquer coating is the ideal bass extension for loudspeakers of the Pro-Sound series. Its extended sound spectrum delivers a new sound dimension for conference rooms, churches or media rooms. The powerful 12“ loudspeaker with long linear cone excursion excells with precise and deep bass reproduction at low distortion and a very low cutoff frequency. Impulses of up to 1600 W can be handled without problems.

The BS-12.sp is a self-powered bass loudspeaker with integrated digital power amplifier. The high-performance 12“ loudspeaker is driven by a integrated 2 x 750 W / 1 x 1500 W Class-D amplifier. The flow-optimised reflex port is designed under aerodynamic aspects. It improves the acoustic efficiency and enables distortion-free low bass transmission. The direct sound of the high-performance long-excursion 12“ driver offers excellent impulse response combined with distortion-free bass reproduction. The BS-12.sp features a integrated processor module with low-pass filter.

The BS-12.x is a high-power bass loudspeaker with integrated passive frequency crossover of the third order. It can be used directly with a fullrange power-amplifier.