... protection, power supply over-current protection, temperature protection, limiting voltage protection, which provide a safe power supply system. And ... space.Classical PWM coding technique and more than 300KHZ switch frequency make this product in high quality. D, Amplifier ... /usInput sensitivity>1v(0dbu)>1.1v(0dbu)>1.2v(0dbu)Smpte IMD3.15hz-15khz <0.08% Frequency responseRated power,20hz-20khz,<+/- ...