- Power Rating: 4 ohms: 563 watts RMS x 1 Ch 2 ohm: 1125 watts RMS x 1 Ch - Wired remote subwoofer level control included - Variable Bass Boost: 0 To +18dB - Variable input gain control for more precise adjustments - Remote turn-on/turn-off circuit - Soft turn on circuit - Input voltage sensitivity selector - Thermal, overload and speaker short protection - Power And Protection LED Indicators - Input Voltage Sensitivity Selector - Black Anodized Heatsink - Gold-Plated RCA level Inputs - Nickel-Plated Speaker & Power Terminals - MOSFET PWM Power supply - Fixed high-pass crossover (50-150 Hz) - Variable low-pass crossover (45-90 Hz) - Frequency response: 9-50,000 Hz - Dimensions: 9-1/2" D x 10"W x 2-1/4"H