i got mine used on the forums here it was like new in box i paid i think 225 shipped
i have it pushing a pair of 12" bl's right now wired to 1.4ohms it was deff. worth the money though solid amp.... had to add another batt it is power hungry i just wired it in to the second power input (where the cap is supposed to be) but no dimming now at all on stock electrical....i think you will be happy with the zrs-10