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McCauley Sound “Quad 21” M421

Number of Drivers & Size: 4 x 21-in
Frequency Response 20-85Hz (-3 dB)
Rated Power: 8000 watts AES; 12000 watts continuous; 16000 watts peak
Nominal Impedance:  8 ohm
Maximum SPL: 149 dB continuous; 155 dB peak (at 1 m ground-plane)
Dimensions (HxWxD in inches):  23.1 x 73.4 x 44  
Weight: 498 lbs
http://www.mccauleysound.com

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