Średnica / Nominal diameter

•  8" (200mm) (1)
•  10" (250mm) (1)
•  12" (300mm) (1)
•  15" (380mm) (1)

Średnica cewki / Voice coil diameter

•  1,5" (38mm) (1)
•  2" (51mm) (1)
•  3" (75mm) (1)