Audio Control 2XS Trunk Mount Crossover 2XS ! 2 Way Crossover State-variable, 18dB/Octave, 2-way Active Crossover Module Programmable Crossover Frequency Balanced Inputs Output Level Controls Switchable Isolation PWM Power Supply Programmable Frequency Match (PFM) Subsonic Filter for Subwoofer Control and Protection

Audio Control 6XS Trunk Mount Crossover 6XS ! 6 Way Crossover Six Inputs plus Eight outputs Audiophile Crossover Maximize Your Bass Performance High Voltage, Low Impedance Outputs Subwoofer Level Control