For those who crave precision, power, and innovation, the RPM Stroker Series Amplifiers deliver on all fronts. Engineered for superior performance, these amplifiers feature HUGE dynamic headroom to ensure they always sound more powerful than their rated specs, offering an audio experience that’s as bold as it is breathtaking. State-of-the-Art Technology High Efficiency Full Range Digital Topology: Maximum output with minimal energy loss for unmatched performance. Advanced Surface Mount Components: Engineered with 4-layer PCB technology for reliability and precision. Versatile and Compact Design Common Compact Size: Sleek, space-saving design with single-sided connections for a clean installation. Top-Mounted Controls: Easy access for fine-tuning your sound. Stroker RPM Series 1-Channel Mono Block Amplifier Power Rating (RMS) Power @ 1Ω: 1000W Power @ 2Ω: 800W Power @ 4Ω: 400W Power Supply Power Supply: Full WPM Power Supply Threshold: 10.0V-17.0V (DC) Idle Current: (0.7A) Distortion THD 4 (1KHZ @4Ω): 0.07% S/N Ratio (A weighted @1W): 77.4 dBA S/N Ratio (A weighted @FP): 97.4 dBA Input Sensitivity Low Level Input: 0.2mV-10.0V High Level Input: Up to 25W RMS Input Impedance Low Level Input: 22KΩ High Level Input: 22KΩ Output Stage Output Impedance: 0.047Ω Damping Factor (50Hz@4Ω): >250 Bandwidth (-3db): 10Hz-350Hz Crossover (1-12dB/Oct) Variable High-Pass: Variable low-Pass: 30Hz-300Hz Variable Sub-Sonic: 10Hz-55Hz Dimensions Length x Width x Height: 10.25”x5.28”x1.75” (260mm x 134mm x 44.5 mm) FEATURES Bass Boost: 0dB-12dB Selectable Turn On Mode: REM/VOX/DC LED Power/Protect Light Indicator Output Clipping Indicator - Helps Set Gains Bass Control Knob Included