High Power Single Channel Bass Woofer Car Audio Amplifier with Bass Control And Bass Boost 1-Ohm St

Variable Low Pass Crossover Variable Sub Sonic Filter Dual Protection Power Led Indicator Variable Bass Boost Variable Gain Control Soft Delay Power On Phase Control THD < 0.01% Max Power 4200w X ONE Channel Remote Subwoofer Control Fully Mosfet Power Amplifier 1-Ohm Stable Mono Block Amplifier Heavy Duty Aluminium Alloy Heat Sink Class D Operation PWM Pulse-Width-Modulated System 18dB Bass Boost Continuously Variable Input Gain Control Continuously Variable Low Pass Crossover 50Hz to 150Hz Continuously Variable Sub Sonic Filter 15Hz to 40Hz Phase Control 0 Degrees - 180 degrees Remote Subwoofer Level Control Soft Turn-on Circuit Remote Turn On / Turn Off Thermal and Speaker Short Protection Circuit LED Power and Protection Indicators Dimensions 12-in W x 2-3/8-in H x 15-3/4-in L