Each enclosure has these characteristcs...

Power Handling:
4,800 W program (6,400 W peak)

Impedance:
4 ohm

Sensitivity (SPL @ 1 Watt, 1 Meter, On-Axis) ; Half-space environment:
106 dB

Maximum SPL (1 Meter) ; Half-space environment:
146 dB

Usable low frequency (-10 dB point) ; Half-space environment:
31 Hz