Under Dash Four Channel and Four Band Car EQ/Crossover with Subwoofer Output

Provides enhanced control over four or two audio input channels for Sub Bass, Mid Bass, Midrange and Treble frequencies in addition to having a Subwoofer controller and separate output. Outputs directly into three stereo amplifiers one for sub and two for the four channel inputs. 4-band equalizer and line-driver Dual inputs with level matching Ideal for add-on MP3 players DIN, ISO mount equalizer chassis Master and subwoofer volume control Front to rear dual amp fader High pass front / rear crossover with 12dB slope For mono or stereo subwoofer setups Selectable blue or red illumination 9-Volt Line-Driver Multiple-Source Signal Processor EQ controls:12dB of boost at 45Hz120Hz mid-bass at 2.2kHz12kHz treble Selectable subwoofer output: 50Hz, 80Hz, 120Hz, at 18dB slope