Features:
1" (25mm) Voice Coil
Neodymium Magnet
Aluminum Diaphragm
High Sensitivity
Aluminum Die-Cast Waveguide Construction
Designed for Extreme SPL Output
Sold as Single

Specs:
Nominal Impedance: 4 Ohm
RMS: 55 Watts
Power Handling: 85 Watts
Dynamic Wattage: 125 Watts
Sensitivity (1w/1m): 108dB
Voice Coil Diameter: 1" (25mm)