American Bass Way Active Crossover. Front High Pass (x1): 35Hz-400hz (-18dB/OCT). (x20) 700Hz-8Khz (-18dB/OCT). Rear High Pass: 35Hz-400Hz (-18dB/OCT). Subwoofer Low Pass: 45Hz-250Hz (-18dB/OCT). Outputs Level: 8V Peak. Frequency Response: 10-50KHz(-3dB). S/N Ratio: 110dB. THD: 0.01%. Input Impedance: 20k Ohms. Output Impedance Less Than 150Ohms. Channel Separation More Than 70dB. Subsonic Filter On/Off With -24dB/OCT. At 25 Hz. X-Over Slope Low Pass/High Pass: -18BD/OCT. Power Source: 11-15 Volts DC Negative Ground.