Product Description 3-Way Electronic Crossover Hi-Pass Crossover: 32Hz-800Hz For Front and Rear Channel X10 Frequency Multiplier For Front Channel Low-Pass Crossover: 50Hz-160Hz For Subwoofer Channel 18dB Per Octave Crossover Slope Variable Bass Frequency: 40Hz-120kHz Boost Level: 0-12dB Parallel Input Switch, Mixed In/Out Switch Remote Subwoofer Level Control Power On LED Indicator Dimensions: 7.5"H x 7"W x 1 3/8"D