Legacy LA1889 3000 Watt 2 Channel Bridgeable MOSFET Amplifier 1500W x 2 Output @ 2 Ohms - Variable Low-Pass : 40 Hz-250 Hz - Sub Sonic Switch - Line Level RCA Output - Slim Size Amplifier Design For Easy Installation 3000W x 1 Bridged Output @ 4 Ohms - FULL/HPF/LPF X-over Switch - Thermal / Overload / Short Circuit Protection - Frequency Response : 15 Hz-30K Hz - Dimensions: 10.74''W x1.69''H x 15''L 2 Ohm Stable - Variable Input Level (Gain) Control : 6V-200mV - Soft Turn On/Off - Signal to Noise Ratio: &gt;95dB MOSFET Power Supply - Variable Bass Boost : 0~+18dB - Power & Protection LED Indicator - THD:0.1 % Variable Hi-Pass : 40 Hz-250 Hz - Variable Subsonic Filter : 10Hz~100Hz, 24dB/Octave - Low Level RCA Input : 10K Ohms - 2x40 Amp Maxi Type Fuse