Woofer - 15" 2 way w/ 80oz magnet & a 3" Kapton voice coil. 400 Watts RMS -800 Peak * 8 ohms 38Hz -17.5KHz Sensitivity: 99 db. Tweeter: 1.5" Titanium driver 10z. magnet & 1" throat * Crossover: 12/18db per octave 3000hz high power w/ dual glass bulb tweeter protection * 5/8 plywood White textured painted with metal corners. Metal Grill. Flyware for hanging. * Input terminal has two 1/4" & two Speakon inputs. 1.5" stand mount. 27" T -18.5" W -17.5" D