Model GEN-X900.4 Number Of Channels 4 Frequency Response 20Hz-20KHz Max Power 900W 2 Ohm RMS Power (14.4 V) Per Channel 4x90W 4 Ohm RMS Power (14.4 V) Per Channel 4x60W 4 OHm RMS Power Bridge (14.4 V) Per Channel 2x150W Speaker Impedance Range 2-8 ohm Input Sensitivity 0.2V-+6v Low Pass Filter 50Hz-500Hz High Pass Filter 50Hz-500Hz Fuse Size 2x15A Signal-To-Noise Ratio 98dB THD 0.01% Product Dimensions (LxWxH) 380x190x55mm