Professional Amplifier RMX350 350W*2 490W*2 900W Professional Amplifier RMX3508Ω Stereo Power: 350W*24Ω stereo Power: 490w*28Ω Bridge Power: 900WTHD+N: <0.05%Stew Rate: >20V/usDamping Factor: >150Cross Talk:>70dBS/N rate: ≥95dBinput sensitivity: 0.775protection: DC/Short Circuit/Over heat/ Over load/Soft Start/ LimitGross Weight: 20-25Kgs Professional Amplifier RMX350