systems

Okay, now I have a system that draws over 1000 watts and I hear I need a new battery. I burned out my stock alternator and had to spend my money on a new alt instead of a battery... now I have a 200 amp alternator and a 3 year old 540 cranking amps Everlast battery. The specs of my amp are...

I recently bought a small Hyundai coupe, with crap speakers. I'm looking for a small, moderately priced, portable upgrade. (When I say portable, I mean i can pull it out if needed, not installed into anything) Any suggestions? Thanks, Jacob