Pyle PLXR8 3 Way Electronic Crossover with Remote Subwoofer Control Hi-Pass Crossover: 32Hz-320Hz (Front and Rear) X-20 Freq. Multiplier (Front) Low Pass Crossover: 32Hz-320Hz (Subwoofer) Variable Bass Freq.:32Hz-320Hz Boost Level: 0 - 12dB 18dB per Octave Crossover Slopes Low Level RCA Inputs (Front, Rear, Dual) RCA Line Outputs (Front, Rear, Sub) Parallel Input Switch Mixed In/Out Switch 8 Channel Total Output Individual Gain Controls Remote Subwoofer Level Control (20 Feet) Power On LED Indicator Mounting Hardware Included DC 12 Volt Dimensions: 8.5''H x 5.9''W x 1.625''D Sold as : Unit High-pass crossover 32 Hz to 32kHz (front/rear) x 20 freq. multiplier (front) Low-pass crossover\ from 50 Hz to 160 Hz (subwoofer) Variable bass frequency\