This is a JL Audio 500/1v2 500 watt amp. It's in like new condition. I sold the car it was in and it's been sitting in the box since. This is a great sub amp. Here is a link to all the specs. $275 shipped.
http://www.jlaudio.com/500-1v2-car-audio-slash-v2-amplifiers-98080
http://www.jlaudio.com/500-1v2-car-audio-slash-v2-amplifiers-98080



