HIFONICS ALPHA( A2000.1D) SERIES CLASS-D COMPACT 2000 WATTS MONOBLOCK CAR AUDIO AMPLIFIER ALPHA car audio from Hifonics brings together the best design and engineering achievements from nearly 4 decades of driving the advancement of car audio. Technological advances like SUPER D-CLASS® and now FULL RANGE SUPER D-CLASS® have given ALPHA amplifiers the Power From The Gods. The SUPER D-CLASS digital chip technology provides extremely efficient, low temperature, high system power in order to run cool from 4-Ohm to 1-Ohm. ABOUT THIS ITEM: 4 ohms: 500 Watts x 1 chan. / 2 ohms: 1000 Watts x 1 chan. / 1 ohm: 2000 Watts x 1 chan. Total power output: 2000 Watts Pulse Width Modulated MOSFET power supply Accu-Cross crossovers allow for complete control of the signal directing to all speakers The Ultra-Fi™ MOSFET is designed for music production vs just electronics output power. It produces very musical high power with high efficiency for cooling and minimal distortion Frequency Response: 10 - 250 Hz SPECIFICATIONS: Hifonics A2000.1D Alpha Series Class-D Compact 2000 Watt 1-Ohm Stable Monoblock Car Audio Amplifier Max Power Rating: Total power output: 2000 Watts Pulse Width Modulated MOSFET power supply Wired remote bass level control included LED power (green) and protect (red) indicators Accu-Cross crossovers allow for complete control of the signal directing to all speakers Mono channel operation Preamp RCA outputs to daisy chain multiple amps 3-way protection circuitry (thermal, overload, and speaker short protection) Heavy duty aluminum alloy heat-sink The Ultra-Fi™ MOSFET is designed for music production vs just electronics output power. It produces very musical high power with high efficiency for cooling and minimal distortion Frequency Response: 10 - 250 Hz Total Harmonic Distortion (THD): 95 dB Variable low-pass filter: 30 - 250 Hz, 12 dB/octave Subsonic filter: 10 - 50 Hz Bass Boost: 0-12dB @ 45Hz Fusing: Use External Fuse Power Terminal 12V/GND: 8 AWG, 24 AWG Dimensions: 13.62"W x 5.75"D x 2.37"H Authorized Internet Dealer