FeaturesDigital Class-D Mono Block AmplifierDual MOS-FET PWM Power Supply1 Ohm Stable Load12 dB/Octave – Variable Low Pass Filter12 dB/Octave – Variable High Pass Filter9 dB/Octave – Variable Bass Boost4 Way Protection Ciruit (Thermal, Voltage, Speaker Short, DC Offset)Wired Remote Control with Clipping IndicatorSPECIFICATIONS1 ohm Mono RMS 600W2 ohm Mono RMS 350W4 ohm Mono RMS 250WRecommended Fuse Rating 60ALow Pass Filter (Variable) 80Hz-20kHzHigh Pass Filter (Variable) 15Hz-1kHzBass Boost @ 50Hz 0-12dBInput Sensitivity 5V MaxS/N Ratio 86dBWorking Voltage 10.5v-15.5vDimensions 7.25" x 5.00" x 2.50"