We have for sale a used Goldenear Supersubx in mint condition. Sub has 1400 watt amplifier built in. Amazing bass capability down to 12hz. Will ship in original box and packing. 2 8 inch long throw bass drivers. This is a great sub at a great price. Please call us for special offer at 212-439-1900. Please see factory website for all specs. Also, please see our perfect rating on Audiogon. Any store pick ups or shipments to New York State will have applicable sales tax added to order total.