X503-1

The KENWOOD eXcelon X503-1 is a compact Class D mono amplifier designed to deliver strong, efficient subwoofer power. It produces 300W RMS at 4 ohms and 500W RMS at 2 ohms, with a variable low-pass filter, bass boost, infrasonic filter, speaker-level inputs, signal-sensing turn-on, and an included wired level control.