Biamp Commercial Audio MA240 Performance/stage Black120W, Class D, 483 x 300 x 89 mm, 5 kg MA240 The revolutionary 19 MA240 mixing amplifier offers 240 watts in 70 or 100 volt mode and comes with 2 mic line input and 4 stereo line, mono summed inputs. On the rear you can find smart left to right 4 level priority system for audio routing, an emergency input, paging mic with chime and a 24VDC override output Audio Amplifier class D Total Harmonic Distortion (THD) 0. 5% Signal to Noise Ratio (SNR) 90 dB