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...of its products. For further detailed information, please contact the retailer where you purchased this product. Polk Audio, Inc. ENGLISH MM Series Specifications For Ultra Marine Models MM651UM MM6501UM MM840UM Type 6 1/2" 6 1/2" 8" coaxial component subwoofer system Driver complement 6 1/2" (165.1mm...15.8L) 0.65ft3 (18L) 35.65in2 (230cm2) 54.25in2 (350cm2) 3/4" (20mm) 1" (25mm) WARNING: LISTEN CAREFULLY Polk Audio loudspeakers and subwoofers are responsible for hearing loss, bodily injury or property damage resulting from the misuse of playing at extremely high ...
...of its products. For further detailed information, please contact the retailer where you purchased this product. Polk Audio, Inc. ENGLISH MM Series Specifications For Ultra Marine Models MM651UM MM6501UM MM840UM Type 6 1/2" 6 1/2" 8" coaxial component subwoofer system Driver complement 6 1/2" (165.1mm...15.8L) 0.65ft3 (18L) 35.65in2 (230cm2) 54.25in2 (350cm2) 3/4" (20mm) 1" (25mm) WARNING: LISTEN CAREFULLY Polk Audio loudspeakers and subwoofers are responsible for hearing loss, bodily injury or property damage resulting from the misuse of playing at extremely high ...