there basically NEW. just gotten them a week ago. Up for sale is an extremely rare Eclipse Free Air Aluminum 10” 88100.DVC!! This subwoofer has amazing sound quality!! This sub is in excellent condition and has been adult owned and well cared for!!!! Here are the specs of the sub.... Dual Voice Coil 6 OHM Aluminum Cone Power 500/1000 Watts RMS Power 500W TC Sound Basket Design (VERY VERY RARE) This sub is the one of a kind subwoofer that everyone dreams about!! This is the loudest 10” I’ve ever Hurd, it hits so hard you feel it in your chest!!! PLEASE SERIOUS BUYERS ONLY NO LOW BALL OFFERS /6 Must meet me in my area!!!( Highest offer takes this sweet RARE 10” masterpiece of sound!!! Thank You Read Less i have total of 2. selling $150 each $300 for both with⁵ box!! $340 you get the 2 rare Subwoofers, the box that holds both, and a 1000wat amp as well!!!!