The series including 12", 15", 18" T-yoke: 200*10 Magnet:220*20 Paper Cone with Cloth edge Package:Double corrugated cartons Detailed Product Description The series including 12", 15", 18" speakerT-yoke: 200*10Magnet:220*20Paper Cone with cloth edgePackage:Double corrugated cartonsWe can product as your detailed demand. PA Speaker (PA loudspeaker)