Alpine S2-A36F S-Series 4-channel car amplifier — 60 watts RMS x 4

Product highlights: 4-channel car amplifier 60 watts RMS x 4 at 4 ohms 90 watts RMS x 4 at 2 ohms 180 watts RMS x 2 bridged at 4 ohms Hi-Res Audio Certified (frequency response: 20-40k Hz) variable high- and low-pass filters (50-400 Hz, 12 dB/octave) variable mid-bass boost (0-12 dB at 100 Hz) on Ch 3/4 optional wired remote available for Ch 3/4 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 8-gauge power and ground leads recommended fuse rating: 40A x 1 dimensions: 8.66"W x 2.21"H x 8.3"D warranty: 1 year MFR # S2-A36F