Product info:6-channel marine amplifier50 watts x 6 at 4 ohms100 watts x 6 at 2 ohms200 watts x 3 bridged at 4 ohmsvariable low- and high-pass filters (50-250 Hz, 12 dB/octave)variable bass boost (0-9 dB at 45 Hz)conformal-coated circuit boardweather-resistant constructionMore Info:preamp and speaker-level inputsselectable signal-sensing turn-on with speaker-level inputwiring, fuse, and hardware not included with amplifier10-gauge power and ground leads and a 35-amp fuse recommendeddimensions: 15-3/16"W x 2-1/4"H x 5-7/8"Dwarranty: 1 year60-day returnsMFR # NA3-600.6Item # 049N36006California customers: Please click here for your Proposition 65 WARNING. Read more