RMS Power RatingRMS Power (2Ω): 250W X 2RMS Power (4Ω): 150W X 2Bridged (mono 1Ω): N/ABridged (mono 2Ω): N/ABridged (mono 4Ω): 500WTypeTopology: Full Range Class DPower SupplyPower Supply: Full PWMPower Supply Threshold: 10.0VDC - 17.0VDCIdle Current: (0.7A)DistortionTHD 4 (1KHx @ 4Ω): 0.5%S/N Ratio (A weighted @1W): -85dBAS/N Ratio (A weighted @FP): -101.1dBAInput SensitivityLow Input Level: 200mV - 10.0VHigh Input Level: up to 10.0VInput ImpedanceLow Input Level: 20KΩHigh Input Level: 20KΩOutput StageOutput Impedance: 0.011ΩDamping Factor (50Hz@4Ω): >250Bandwidth (-3dB): 10Hz - 350HzCrossover (-12dB/Oct)Variable High-Pass:40Hz - 400HzVariable Low-Pass: 40Hz - 400HzFuse RatingsATC: 25ADimensionsLength x Width x Height (Inches): 7.89 x 4.0 x 1.46Length x Width x Height (mm): 200.5 x 103 x 37.2