Pioneer TS-R6951S 3 Way Coaxial Speaker (Black) Loud and Aggressive Sound and impactful bass with 400W peak power output. Designed for the young generation to provide energetic listening experience. Its progressive flex suspension system allows it to provide clear sound and impactful bass. A Fully covered mesh grille provides it high reliability and prevents it from dust which makes it perfect for installation in rear tray. Made of Multilayer Mica Matrix Cone with a water resistant coating at the back for loud sound reproduction.3-way speakers feature 3 different drivers for effectively recreating separate sound frequency. Light weight design with lesser mounting depth for easy installation in your car. High quality aluminum voice coil bobbin is used to safeguard from heat and prolong speaker life. PFSS Spider has a couple of corrugation part and concave-convex part. According to an input level, it can accurately adjust a cone movement.