PYLE PLE430PX In-Dash 4 Band Parametric Equalizer/Crossover Half Din Size Gold Plated Pre-amp Line Aux Inputs Via RCA Jacks Input Gain Adjustments Subwoofer Outputs Gold Plated RCA Low Level Inputs (2 Pairs) Remote Input Wire Output Main Volume Control Subwoofer Phase Switch (0/180) 18dB Boost Cut for Bass/MidBass/Mid/High 4 Band Parametric Equalizer Dual Color Illumination Output Voltage: 7V RMS @ 0.05% THD S/N Ratio: 110dB Mounting Hardware Included DC 12 Volt Dimensions:7'' x 4.1''x 1.10'' (WxDxH) Sold as : Unit