Lanzar 1/2 Din 7 Band Parametric Equalizer with Built-In Crossover and Subwoofer Control 7-Band Graphic Equalizer - Frequency Gain Control - Illuminated Rotary Controls 6-Channel 7 Volt RCA Outputs (Front/Rear/Subwoofer) - Fully Adjustable crossover - Half Din Dash Mount 2-Channel RCA Source &amp; AUX Input - Built in 6 channel 7 Volt Line Driver - Mounting Hardware Included Output Volume Control - Selectable Source &amp; AUX Input Selector - DC 12 Volt Input Gain Adjustments - Full System Fader Adjustment - Dimensions: 7''W x 4.52''D x 1.10''H