Autotek ATK2/3X 2/3-Way Car Audio Stereo Active Crossover w/ Remote Bass Control

AUTOTEK ATK2/3X. CROSSOVER: Selectable 12dB front and rear crossover. PHASE SHIFTS Phase Inverter: Positioning switch 180 degrees shifts subwoofer output signals 180 degree out-of-phase relative to front and rear output signals.

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