POWER ACOUSTIK BAMF1-5000D MONOBLOCK 5000 WATT CLASS D AMPLIFIER WITH WIRED REMOTE BASS KNOB. 1,100W x 1 at 4-Ohm RMS. 1,700W x 1 at 2-Ohm RMS. 2,500W x 1 at 1-Ohm RMS. 5,000W Max Power. Die Cast Aluminum Alloy Heatsink for Optimum Dissipation. 1-Ohm Stable Class D Monoblock Amplifier. Bridge 2 Monoblocks TOgether for Double Power! MOSFET Power Suppy with Audiophile Grade IR Transistors. Military Grade SMT PCB Maintains Dynamic Performance. Direct Short, Thermal, and Overload Circuits Protect Amplifier. Easy DIY Install Single Sided Terminals and Controls. Angled Wire Terminals Secure Wire Connections. Chassis Integrated Aluminum Mounting Points. Variable 24dB Low Pass and Subsonic Crossovers. 200mV-6V Low Level RCA Inputs. 4g Power Wire and 8g Speaker Wire Outputs. 18dB Bass Boost Increases Low Octave Harmonics. 180 Phase Shift Improves Low Octave Dynamics. Dash Mount Gain Control Module Included. Signal to Noise Ratio: 100dB. Variable 40-200Hz 24dB Low Pass Crossover. Variable 20-50Hz Subsonic Crossover. Variable 0-18dB 45Hz Bass Boost. Dimensions: 8.18″ W x 2.25″ H x 13.26 L. Our company has been in the stereo business for over 15 years. We will gladly answer any technical questions you have.