Alpine Spr-68 6 x 8 Inch 2 Way Pair of Car Speakers Totalling 1200 Watts Peak / 400 Watts RMS 6" x 8" Type-R Coaxial 2-way Car Speakers New style grille offers full woofer protection along with a unique new design Multi-Layer hybrid fiber cone delivers a really strong bass response High Amplitude Multi Roll (HAMR) Santoprene rubber surround provides consistent, extended cone movement 1" Swiveling silk ring-dome tweeter produces smooth highs. High-Density polymer frames