JL Audio Marine amplifiers are simply the best marine amplifiers on the water. They offers great unbelievable sound qiality. As well as being extremely sturdy for marine applications. They feature marine grade construction. These amplifiers come in three different models M-Series, MX-Series not to mention Digital MHD. There new HD versions are simply technological dream come true. These amps true power. For more information please call us today for more information so we could help you build your dream marine audio system.