Features • 6.5 2-way flush-mount speaker system. • Low loss advanced fiber system cone from DuPont for extended bass response. • 10 oz. Barium Ferrite magnet increases speaker efficiency for higher power handling and crisp bass. • Vented Pole piece cools driver for higher power handling. • 1/2 Neodymium tweeter with INVAREX diaphragm increases dynamic range.