1 rockord p1000 2 channel amp and a.crunch 2000 watt 4 channel for highs..2 10inch l7 subs in a ported enclosure they hit hard..2 clarion 69s also in ported enclosures. 2 300 watt gemini tweeters..1 3.5 farad capacitor..complete system ..i have over 1200 invested ....my loss your gain....500 takes it all ......no ckecks no low ballers....all in great shape...