SPECIFICATIONS FEATURES Features: Air Space: 0.73 Cubic Feet Max Round woofer depth: 180mm (7.0”) *with very large basket and magnet, could be more depth if magnet / diameter is smaller. Cutout diameter on steel plate: 232mm (9.13”) UPC: 815172012603 Weight: 17 Authorized Internet Dealer Warranty: 2 Year(s) Warranty.This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 2 Year(s) from the original date of purchase with proper return authorization. Do you own this product? Write a review!