PRECISION POWER BA800.2 Black Ice Series Class A/B Amp (800W, 2 Channel) 2-Ohm Stereo and 4-Ohm Bridged Full Range Operation | Military Grade SMT PCB Maintains Dynamic Performace | MOSFET Power Supply with Audiophile Grade IR Transistors Direct Short, Thermal and Overload Circuits Protect Amplifier | 200mV-6V Low Level RCA Audio Inputs | Pre-Amp Low Level RCA Audio Outputs | Variable 12dB High Pass and Low Pass Crossovers Variable 12dB Band-Pass Crossover | 12dB Bass Boost Increases Low Octave Harmonics | Direct Wire 4GA Power and 12GA Speaker Terminals | 130W x 2 at 4-Ohm Stereo | 200W X 2 at 2-Ohm Stereo | 400W x 1 at 4-Ohm Bridged | 800W Max Power Total Harmonic Distortion: 0.02% | Frequency Response: 10-30kHz | Signal-to-Noise Ratio: 105dB | Input Sensitivity:200mV-6V Variable 20-4.5kHz 12dB High Pass Crossover | Variable 50-4.5kHz 12dB Low Pass Crossover | Variable 0-12dB 45Hz Bass Boost | Dimensions: 8.25" W x 2.25" H x 11.5" L