Throat diameter
 50.8 mm 2 in
 Minimum impedance
 7.2 ohm
 Allowable power
 80 W AES above 1 kHz
 Program power
 160 W above 1 kHz
 Sensitivity
 109 dB 1 W @ 1 m horn coupled
 Frequency range
 500-18000 Hz
 Crossover Frequency Recom.
 800 Hz or higher (12dB / oct min. Slope)
 Coil Diameter
 72.2 mm 2.8 in
 Membrane material
 Titanium dome with polyester suspension