*Four channel professional power amplifier, 150W output per channel, bridge, mono, stereo switch          
*Panel LCD display, each channel volume, working temperature at a glance. When the temperature reaches the critical point, the amplifier automatic protection         
*Can adjust  input sensitivity per channel, 0.775V, 1.0V, 1.4V          
*With RCA lotus input interface and XLR electronic balance input interface, easy to use in variety of occasions          
*Power amplifier output with SPEAKON connectors and terminals, flexible wiring