Features 3" BASV High Temperature Voice coil Non-Pressed Paper cone Double stitched foam surround Dual poly-cotton dampeners Die-cast aluminum vented basket Rubber gasket trim ring Large Gauge compression terminals Protective magnet cover Specifications Dynamic Power Handling: 2500W Nominal Power Handling: 600W Sealed enclosure Box Volume: 1 cu ft/ 28.32L Ported Enclosure Box Volume: 1.2 cu ft/ 33.98L Box Tuning: 36Hz Port Area: 7.7 sq in./ 45.6 cm2 Port Length: 11in/ 27.94cm Description