Frequency Response: 65Hz-20Hz
Sensitivity (1W/1m): 87dB
Impedance: 4 Ohms  
Rated Power: 60W; 120W (peak)
Woofer: 5.5"PP
Tweeter: 1" aluminum 
External Dimensions: 185*280mm
Mounting Hole Cutout: 152*248mm
Mounting Depth(From Surface):75mm