Rockford Fosgate PM500X2

2-Channel Class-AB Marine Amplifier 500W RMS Power Rating: 4 Ohm: 150 watts x 2 ch. 2 Ohm: 250 watts x 2 ch. 4 Ohm Bridged: 500 watts x 1 ch. Frequency: 20Hz - 20,000Hz High-Pass Filter (12dB/Octave): 50Hz - 250Hz Low-Pass Filter (12dB/Octave): 50Hz - 250Hz Punch EQ: +18dB boost @ 45Hz Balanced Differential Inputs High level input capable w/ Auto Turn-On circuit Muted Turn on RCA pass-thru outputs C.L.E.A.N Setup Cast Aluminum Heatsink Dynamic Thermal Management Short circuit / Over current protection Marine Grade Stainless Steel Hardware Dimensions: 7.8" (197mm) H x 13.3" (337mm) W x 2.4" (60.5mm) D Optional PLC2 Remote Ready (Sold Separately) 1-Year Dynamic Autosound Warranty