Alpine R2-A60F R2-Series 4-channel car amplifier — 100 watts RMS x 4

Product highlights: 4-channel car amplifier 100 watts RMS x 4 at 4 ohms 150 watts RMS x 4 at 2 ohms 300 watts RMS x 2 bridged at 4 ohms CTA-2006 compliant Class-D amplifier design frequency response: (+0/-3 dB) 15 to 45,000 Hz (Hi-Res capable) variable high-pass, low-pass, and bandpass filters on front and rear channels optional RUX-KNOB.2 wired remote available for rear channels More Features: preamp and speaker-level inputs speaker-level inputs require RCA adapter cables  speaker-level inputs handle up to 10V wiring and hardware not included with amplifier 4-gauge power and ground leads recommended fuse rating: 30A x 2 dimensions: 11.12"W x 2.14"H x 6.92"D warranty: 1 year MFR # R2-A60F