Wet Sounds SDX4 Sinister™ Series 4-channel marine amplifier — 185 watts RMS x 4

Product highlights: 4-channel marine amplifier 185 watts RMS x 4 at 4 ohms (340 watts RMS x 4 at 2 ohms) 685 watts RMS x 2 at 4 ohms in bridged mode CTA-2006 compliant advanced microprocessor control Wet Sounds' patented MAXED™ Class-D amp technology for low current draw variable low- and high-pass filters (30-290 Hz, 12 dB/octave) variable bass boost on Ch 1-2 (0-15 dB at 30-130 Hz) remote level control with 20' cable stereo/mono switch on both sets of channels Other Features: preamp and speaker-level inputs (speaker wire to RCA adapter required for speaker-level input) preamp outputs selectable 3-way LED logo badge (red, white, or blue) conformal-coated 4-layer printed circuit board saltwater-resistant heat sink top-mounted controls with protective cover removable speaker plugs fuse rating: 30A x 4 wiring and hardware not included with amplifier 4-gauge power and ground wires recommended dimensions: 14-1/4"W x 3-5/16"H x 10-1/4"D warranty: 2 years MFR # Sinister-SDX4