Call Ambrosia, but do not rely on what is listed on their website. It has been the same stuff for months. I called to inquire for a friend two week ago and they have no used or demo REL subs in stock. They offered me a brand new Stratus III in Black for $1050. List is $1299.
The link is http://www.ambrosia.com
The link is http://www.ambrosia.com