NAVATLAS 75-Watt Amplifier BMA475

4-channel marine/powersports amplifier, 75 watts RMS x 4 at 4 ohms (98 watts RMS x 4 at 2 ohms), 140 watts x 2 bridged at 4 ohms, CTA-2006 compliant, Class D amp technology, Variable high-pass filters (35-250 Hz, 12 dB/octave) on front and rear channels, Water-resistant chassis (IP66 rated)