Boss CX2000M Chaos Exxtreme Monoblock MOSFET Power Amplifier Amplifier Class: Class A/B Technology: MOSFET Number of Output Channels: 1 Total Power: 2000 Watts Max Power @ 2 Ohms: 2000 Watts x 1 RMS Power @ 4 Ohms: 500 Watts x 1 Frequency Response: 9 to 50000 Hz Total Harmonic Distortion (THD) @ RMS Output: 0.01% Signal-to-Noise Ratio (SNR): 103 dB Minimum Speaker Impedance: 2 Ohms Variable Low Pass Crossover: 40 to 120 Hz Dimensions: 2.625"" x 16.8125"" x 11.875"" Soft Turn-On Circuit Thermal Overload & Speaker's Short Protection Remote Subwoofer Level Control Power & Protection LEDs Single monoblock power amplifier Remote subwoofer level control Sensitivity: 105 dB Power output: 500w x 1 RMS, 2000w x 1 Max Line and speaker level inputs