Flangeless Appearance Pivoting Woofer Baffle Two 3” Aluminum Cone Woofers with Phase Plugs Pivoting ¾” Aluminum Dome Tweeter Front-Mounted 2-Position Treble Adjustment Switch Timbre-Matched to All Three Series Speakers Sensitivity: 86dB 1W/1m Power Handling: 60 Watts Impedance: 8 Ohms Compatible Frequency Response: 78Hz – 20kHz Dimensions: (H x W x D) 10-1/4″ x 6″ x 3″ (260 mm x 152 mm x 76 mm) Wall Cut-Out: (H x W) 9″ x 4-3/4″ (227 mm x 120 mm)