I have 4 subwoofers MA Audio MA1000XL, used, one foam has mark, excellent condition otherwise. These have always been in the box since installed from brand new. They were well taken care of and have been stored indoors since removal. Below are some specifications for the speakers. Reinforced Ribbed High Foam Surround Technology.Copper Clad Aluminum Voice Coil Wire. Heavy Duty Non-Pressed Paper Cone. Ultra Strong Polypropylene Dust Cap.
New Patented Black Die-Cast Basket. Hi-Temp Kapton Voice Coil Former.
Optimum Vented Box: 1.75 Cu/Ft. Round Port Diameter: (2) 4. Square Port Area: 25 Sq/In. Optimum Sealed Box: 0.5 - 1 Sq/In.This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers".2018" and is located in this country: US. This item can be shipped to United States.