Following in the footsteps of the highly acclaimed TRUTH B2031 active monitors, the passive B2031P 2-way studio reference monitor is for those who already have a high-quality amplifier. The B2031P delivers very neutral sound, has an extremely flat frequency response (55 Hz - 21 kHz) and can handle up to 150 Watts of power.Tight, deep bass is provided by a long-throw 8 ¾â? woofer with a special polypropylene diaphragm, while a ferrofluid-cooled HF driver guarantees clear and detailed â??highs.â? The unique BEHRINGER wave guide and the extremely low-distortion crossover network produce an absolutely linear phase response with excellent sound dispersion and stereo imaging.The state-of-the-art circuitry used in the B2031P is mounted in a low-vibration, magnetically shielded MDF cabinet. The B2031Ps are delivered as matched pairs.