3 way loudspeaker, 1 12” woofer, 1 6,5” woofer for mid range frequencies and 1 34 mm titanium driver, 400 W at 8 ohm (800 W max.), 8 ohm, 48 - 20000 Hz, 97 +/- 2 dB (1dB/1 m), 800 Hz (bass/mid), 4 kHz (treble/mid), 2 x XLN4, High quality wood case, metal grille and plastic protections, 420.6+280.3 x 839.7 x 401.1 mm, 26 kg.