6.5″ Coaxial Speaker 2″ Voice Coil Carbon Fiber Cone 4 Ohms | Neodymium Magnet 300 Watts RMS Frequency Response 80Hz-20Khz (with horn) SPL 97dB (1w/m) Sold in Singles Outer Diameter 6 1/2″ Cut Out 5 5/8″ Mounting Depth 3 3/4″ Magnet Diameter 4″