Alpine R2-A60F R2-Series 4-channel car amplifier — 100 watts RMS x 4 4.5 out of 5 stars (16)

Product info: 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: handles preamp and speaker-level input speaker-level inputs require RCA adapters 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 Alpine R2-A60F owner's manual 4-Channel amplifier (2 installed 30A ATO fuses) Four 1" pan-head screws 3mm Allen key 2.5mm Allen key 2mm Allen key Owner's manual (En/ Sp/ Fr/Others) Alpine Verification Certificate Warranty information Power supply note On-line product registration information Performance RMS Power Output (Watts x Channels) 100 x 4 Peak Power Output (Watts x Channels) --- Power at 2 Ohms (Watts x Channels) 150 x 4 Power at 1 Ohm (Watts x Channels) --- Bridged Power (Watts x Channels) 300 x 2 Minimum Impedance Bridged 4 Minimum Impedance Unbridged 2 Best Frequency Response 10Hz-45k Hz THD at Rated RMS Power 1% Signal to Noise Ratio 80 dB Input Voltage 14.4v Features Amplifier Class D Built-in DSP No Remote Control Optional Low-Pass Crossover Frequency 50-400 Hz Low-Pass Slope (dB/octave) 12 dB/octave High-Pass Crossover Frequency 50-6000 Hz High-Pass Slope (dB/octave) 12 dB/octave Bass Boost No Bass Boost Frequency N/A Fan Cooled No Fuse Rating 60 Speaker Level Inputs Yes Preamp Outputs No Width (inches) 11-1/8 Height (inches) 2-3/16 Depth (inches) 6-15/16 Parts Warranty 1 Year