Sensitivity         : 90.5 dB

Impedance        :  4 ohm . 2.9 ohm min

Frequence         :  29－35000 Hz.  26Hz -5dB

Power Handing   :  220W  RMS ( 300 watts peak )

Dimention          :  H * W *D =1160×340×400 mm

Weight               :   38.5 kg 

Tweeter     :1 x 25.4mm  Ring Dome Diaphragm Patented Symmetrical Drive (SD-2) motor

Mid-range  : 1 x 7” Rigid Titanium Voice Coil Former Patented Symmetrical Drive motor design

Woofer      : 260 mm  R Rigid Black Anodized Alu Cone Patented Symmetrical Drive Motor Design