High-Power Mono Subwoofer Amplifier with Accubass When you demand the perfect blend of power and performance AudioControl provides answers and the LC-1.800 is no exception. No matter the install you can be assured power will meet and exceed expectations with 800 watts at 2 ohms. The mix of high-level and low-level inputs means you have the widest input voltage range in the industry. AudioControls patented AccuBASS circuit is the only way to properly overcome factory bass roll-off and heavily equalized factory bass settings. Enjoy loud clean and articulate bass combined with the best warranty available with the LC-1.800 amplifier. Features: Subwoofer amplifier with patented AccuBASS 800 watts @ 2 ohms 500 watts @ 4 ohms AccuBASS Processing MILC Maximum Input Level Control (Patent Pending) GTO Signal Sense 24 dB/octave Linkwitz-Riley Alignment crossover Speaker level and preamp inputs Optional ACR-1 assignable remote control Solid One-Piece Aluminum Chassis What's in the Box LC-1.800 Speaker connectors Fuses Manual 5 Year Warranty Specifications InputsPreamp Inputs: 2 balanced Input Voltage Range: 500 mV 6 Vrms Speaker Level Inputs: 2 Speaker Level Input Voltage Range: 3 V 40 Vrms OutputsRated Continuous (RMS) Power at 14.4V:4 500 W RMS 2 800 W RMS PerformanceFrequency Response: 10 Hz 30 kHz Signal to Noise: 102 dBa Ref 500 W @ 4 Ohm Damping Factor: 670 at 10 V 4 Ohm Output 100 Hz THD+N: 0.01% Minimum Power / Ground Wire Gauge: 4 AWG wire Fuse Rating: 2 x 40 A Crossover: 24 dB/octave Linkwitz-Riley Adjustable From 30 Hz 230 Hz PFM Subsonic Filter: 24 Hz Weight DimensionsDimensions (W x H x D): 9" x 2.1" x 7.95x Weight: 5.0lbs (2.0kg)