Alpine S2-A55V S-Series 5-channel car amplifier — 40 watts RMS x 4 at 4 ohms + 300 watts RMS x 1 at 2 ohms

Product highlights: 5-channel car amplifier 40 watts RMS x 4 + 200 watts RMS x 1 at 4 ohms 60 watts RMS x 4 + 300 watts RMS x 1 at 2 ohms 120 watts RMS x 2 bridged at 4 ohms + 300 watts RMS x 1 at 2 ohms channels 1-4: Hi-Res Audio Certified (frequency response: 10-40k Hz) variable high-pass filters (50-400 Hz, 12 dB/octave) sub channel: variable low-pass filter (50-400 Hz, 24 dB/octave) variable bass boost (0-12 dB at 50 Hz) optional wired remote available More Info: preamp and speaker-level inputs speaker-level inputs handle up to 10V RCA adapters required for speaker-level input signal-sensing turn-on with speaker-level inputs wiring and hardware not included with amplifier 4-gauge power and ground leads recommended fuse rating: 30A x 2 dimensions: 11.88"W x 2.23"H x 8.28"D warranty: 1 year MFR # S2-A55V