Planet Audio EC10B 2-Way Electronic Car Crossover Remote Subwoofer Sub Bass Knob

2-Way Electronic Crossover
Low Pass Filter: 35 - 400Hz
High Pass Filter: 50 - 1.5kHz
Subwoofer Phase Control
Stereo/Mono Switch
Base Boost Control @45 Hz
2 Channel RCA Inputs
Independent Gain Controls
High & Low Pass Outputs
Continuously Variable
Remote Subwoofer Control