7 band Graphic Equalizer Rotary Subwoofer Boost Control w/ Active Electronic Adjustable Crossover Rotary Fader Control Full Night Illumination Compact 1/2 Din Chassis Size Front Panel CD Input Jack 2 RCA Input Jacks 6 RCA Signal Output Jacks (2 Front/2Rear/2 Subwoofer) Electronic Crossover Adjustable to 80, 120 or 160 Hz @ 12dB Full Octave Frequency Controls 12db Boost at: 60.150.400.1K.2.4K, 6K and 15K Hz Remote Start Output for Amp Activation Frequency Response: 20Hz-20kHz S/N Ratio: >90dB (A-Weighted)