1/2 DIN 7-band Graphic Equalizer / 8v Line Driver / auxiliary inputs;6-Channel 7 Volt RCA Outputs (Front / Rear / Subwoofer);Master Volume Level Control. Adjustable Subwoofer Level Control;2-Channel RCA AUX Input with Adjustable Gain / Selectable 12dB Low-Pass Crossover (60Hz or 90Hz);Gold Plated Terminals