LED MAX bass indicators; Selectable subsonic filter; Balanced RCA inputs; Selectable grounding isolation; Selectable input ground sources; PWM high-headroom power supply; 27Hz-63Hz parametric bass boost ; Variable bandwidth adjustment; Freq resp: 10Hz-100kHz ; THD: .003%; Max output level: 13.5V; Signal-to-noise ratio: 130dB ; 60dB balanced-input noise rejection; Includes dash-mount remote;