Pyramid America PB1860 Bridgeable Amp 1800w

Took it out of a boat about a year ago. It works flawlessly then. Product Description Four Channel Amplification 450 Watts x 4 Output 900 Watts x 2 Bridged or 450 Watts x 2 + 900 Watts x 1 Fully Adjustable Electronic Crossover Network Variable Bass Boost (0~12dB @ 60Hz) Soft Turn On/Off Circuit 2 Ohm Stereo Stable/Bridgeable into 4 Ohms MOSFET PWM Power Supply Heavy Duty Aluminum Alloy Heatsink Discreet Wire Connections Variable Gain Control/Remote Turn On/Off Hi/Lo Level Gold Plated MOLEX Inputs Power On LED Indicator LED Protection Indicator S/N Ratio: >95dB THD: < 0.04% Frequency Response: 10Hz-30kHz Thermal/Overload/Short Circuit Protection Dimensions (LxHxW): 19” x 2.25” x 10.25” Available in Purple or Gold