MA-21
Ferrite Magnet Nominal Diameter- 530mm/21inch Rated Impedance- 8Ω Voice Coil Diameter- 125mm/5inch Power Rating (RMS)- 2000 Watts Maximum Power- 4000 Watts Frequency Response- 31Hz-1000Hz Sensitivity- 98dB
Ferrite Magnet Nominal Diameter- 530mm/21inch Rated Impedance- 8Ω Voice Coil Diameter- 125mm/5inch Power Rating (RMS)- 2000 Watts Maximum Power- 4000 Watts Frequency Response- 31Hz-1000Hz Sensitivity- 98dB