Rockford Fosgate M5-1500X5 M5 1500W 5-Channel Class-AD/BD Marine Amplifier NEW. 2-Channel Class-AB Marine Amplifier. Marine Audio. Any claim relating to the use of this site, its materials and any sales thereunder is governed by the laws of the Commonwealth of California, without regard to conflict of laws rules and California will be the sole jurisdiction and venue for any litigation arising from the use of or orders made on the site.