Pair of Sea SD6 6-inch Pro Series Woofer. Each speaker diameter measures 6.5 inches (6.5")

200 watts RMS Nominal

4 ohm impedance

70 oz magnet

Copolymer cone

Nosorex Surround

2.5 inch Kapton ?Voice Coil

One of the inner cones just needs to be popped out. Please see pictures for cosmetic condition.