ATK B2-218
System Type : Double 18inch subwoofer speaker
Frequency Rate : 30Hz – 500Hz
Frequency Response : 50Hz – 450Hz
Sensitivity – 104dB
Impedance – 4ohms
Max SPL – 143dB
Rated Power – 1200W
Dimension (HxWxD) – 571mm x 1160mm x 919mm
Best For Public Address,Bar,Club,Stage show,Live sound & other