MP200PIII, mixer amplifier is rated at 250W. It has 3 microphone inputs and 2 aux inputs, and Mic 1 is provided with priority and muting functions. Bass and treble controls and master volume control are provided. Complete protection includes short circuit and thermal protection, a current limiter, and overloading. These pa amplifiers can be applied to different cases, such as supermarkets, classrooms, etc. Besides, pa system amplifier can also support individual volume control for each microphone and line input.