specs are 400 rms and 800 peak each. Got tthe 2 kickers installed today and are hitting twice as hard as my xplods even when they was new. And I only have the sony 480watt amp on them. I love them so far any recomendations on break in ? I have lett them just sit and play half way turned up for about an hour i dont want to damage them so how l ong do i need to take it easy on them for? ile get a vid up soon.