Architech Prestige PS-611 6.5" Kevlar Single-Point Ceiling Speaker * Frequency response: 40Hz-22kHz * 50W nominal power * 140W maximum power * Two 3/4" lens-free aluminized ferro-fluid cooled, pole-mounted pivoting dome tweeters, poly switch protected * Perforated metal grille * Impedance: 8 ohms * Far-forward woofer mount with pole-mounted tweeter minimizes diffraction while maximizing dispersion * Woven Kevlar woofers with butyl rubber surrounds * High temperature Polyimide voice coils * Acoustically transparent scrim cloth grill * Paintable grille and frame