What is the least amount of batteries I can get away with?I am running 4 12" subs and 8 6x9's powered by 2 1500W class D's and 2 800w 4ch.I am concerned about weight,I was hoping 2 2200(?) stingers,1 for the boat,1 for tunes.I dont think that is enough,WEIGHT IS A HUGE FACTOR, help please
Jeff