or
http://www.caraudio.com/forums/amplifier-classifieds/557171-fosgate-r-1000d.html
Specs:
•PRIME Series Single-Channel Monoblock Class D Car Amplifier
•RMS Power Rating:
◦4 ohms: 500 watts x 1 chan.
◦2 ohms: 1000 watts x 1 chan.
•Pulse Width Modulated MOSFET power supply
•LED power (green) and protect (red) indicators
•Variable Bass Boost (0-12 dB bass boost at 45 Hz)
•Single-channel operation
•Wired remote bass level control included
•Preamp RCA outputs to daisy chain multiple amps
•Heavy duty extruded aluminum alloy heatsink for optimal heat dissipation
•Dual speaker terminals simplify the hookup of multiple speakers
•Nickel-plated RCA level inputs
•Nickel-plated screw terminals
•Input sensitivity:
◦Level: 150mV-8V
•Variable low-pass filter (40-130 Hz, 12 dB/octave Butterworth)
•Damping factor: >200
•Phase Shift: 0-180°
•CEA-2006 compliant amplifier
•Frequency response: 20-130 Hz
•Dimensions: 7-11/16"L x 12-1/8"W x 2-7/16"H
•4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.