Jl Audio Jx500/1d Mono Subwoofer Amplifier - 500 Watts RMS X 1 At 2 Ohms
JX500/1D - JL Audio Monoblock 500W RMS Class D JX Series Amplifier * MOSFET switching power supply * Optional wired remote level control * Speaker-level inputs * Dimensions: 7-7/8"W x 2-3/16"H x 7-11/16"D