Kicker 41DXA500.1 500 Watt Mono Power Amplifier New Kicker 41DXA5001 500 Watts MONO Class D Power Car Audio Amplifier DXA500.1 RMS Power: 250 Watts MAX Power: 500 Watts Crossovers &amp; KickEQT processing for dialing perfect sound FITT Technology, an advanced circuitry for superior power, clarity and dependability