400W RMS Minimum Impedance: 1 ohm Maximum consumption: 40A Operating frequency: 10Hz to 20kHz Input Sensibility: 0.5V - 4V LP and HP Crossover: 80Hz and 1kHz THD < 1% Fully Protected Dimensions: 5.23in x 6.88in x 2.04in Weight: 2.2lbs MSRP (USD): $299.00 