t they are class D amps. you have to be kidding =ttps://www.google.com/search?qq+audio+marine+amp&ie=utf-8&oe=3Dutf-8&aq=t&rls=org.mozilla:en- US:official&client=firef=x-aqq+audio+marine+amp&rls=org.mozilla:en- US:official&safe=3Doff&tbm=shop&spd=13367259645313230122 <https://www.google.com/search?q=jl+audio+marine+