Alpine KTA-30MW Tough Power Pack Compact all-weather mono subwoofer amplifier — 300 watts RMS x 1 at 2 ohms

Product highlights: compact mono subwoofer amplifier 200 watts RMS x 1 at 4 ohms (300 watts RMS x 1 at 2 ohms) Class D amp technology Dynamic Peak Power (DPP) circuit adds a burst of power when needed frequency response: 20-400 Hz variable low-pass filter (50-400 Hz at 24 dB/octave) variable bass boost (0-12 dB at 50 Hz) preamp and speaker-level inputs speaker wire to RCA adapters required for speaker-level inputs optional wired remote control available weather-resistant (IP66 rated) chassis and waterproof connectors wiring and hardware not included with amplifier 10-gauge power and ground leads recommended fuse: 25A dimensions: 9-3/16"W x 1-5/8"H x 3-13/16"D warranty: 1 year MFR # KTA-30MW