SPECIFICATIONS: Selectable 45/80120Hz Subwoofer Bass Boost Control Low Pass: 50, 90 & 180 Hz Midrange Bandpass Between 50/90/180Hz High-Pass 2/4/6kHz Crossover Slopes: 12dB/Octave 2 Pairs of Input Jacks 3 Pairs of Output Jacks Rugged Design For Mounting In Trunk or Under Rear Deck Power On Light For 12VDC Negative Ground Dimensions: 32/3"W x 51/4"D x 1"H