The Ca 40 Power Amplifier are basically used to amplify the sound. These systems are basically used in concerts, halls, DJ's etc. they are made up of high quality of component. The output circuitry delivers the class H output signal. Apart from this they have sensors to protect it from overheat, short circuits, etc. further the output relay has zero current switch, intellectual clip limiter. The gross weight of this system is 47 KG. Further they are available at affordable price.