Boss 3 Way Electronic Crossover Subwoofer Input & Output

Inputs: Front, Rear and Subwoofer Outputs: Front, Rear and Subwoofer Independent Gain Controls for each Channel Frequency Multiplier (x1 or x5) on High Pass Output Selectable Crossover Frequencies Dual Input Selector Subwoofer: 40 Hz - 400 Hz Rear High Pass: 50 kHz - 1.5 kHz Front High Pass: 50 Hz - 7.5 kHz Slope Rate: 12 dB/Octave Bass Boost with Frequency Selector: 40 Hz, 80 Hz or 120 Hz Subwoofer Phase Switch 9V RMS Output Signal-to-Noise Ratio: >90 dB Remote On/Off Power Control LED Power Indicator (W x D x H) 8.75&quote; x 7.4&quote; x 1.5&quote;