หมวดหมู่ : ดอกลำโพง ,  ดอกลำโพงขนาดใหญ่ 18" , 
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Nominal diameter:476mm/18 in
Nominal Impedance:8 ohm
Power rating:1200 W
Sensitivity(1W/1M):94 dB
Frequency range:20 Hz-2 KHz
Frame type:Cast aluminum
Magnet type:Ferrite
Magnet weight:3.4 kg/125.6 Oz
Voice coil diameter:100 mm/4.0 in
Coil material:EISV
Former material:Aluminum
Cone mater:Paper
Surround material:Cloth