Product highlights: 6-1/2" 2-way speakers sandwiched carbon fiber convex woofer cone with butyl rubber surround 1.1" Acuflex coated silk dome tweeter includes external crossovers point-source design minimizes phase error for more realistic sound handles up to 100 watts RMS (300 watts peak power) frequency response: 50-25,000 Hz sensitivity: 87 dB at 2.83 V top-mount depth: 11/16" black steel grilles included