The APX290M provides 360 Watts of Maximum Music Power. 90W x 2 into 4 Ohms, 20Hz - 50kHz @ 180W x 2 into 2 Ohms, 20Hz - 50kHz @ Variable Bass Extender, 0 - 15dB @ 45Hz Adjustable -12db/Oct. High/Low Pass Crossover, 55 - 550Hz, 550 - 5.5kHz Mixed Mode...