N9 AUDIO WOOFER

* Nominal diameter: 15 inch / 381mm

* Power rating: 500W (AES)

* Nominal impedence: 8Ω

* Sensitivity: 97dB

* Frequency ranger: 38Hz~3500Hz

* Chassis type: Cast Aluminium

* Magnet type: Ferrite

* Magnet size(mm): 180 x 80 x 20

* Magnet weight: 69.84 OZ

* Voice coil diameter: 75.5mm / 3 inch ( 2 layers, outside & inside )

* Coil material: SV-R

* Former material: Glass fiber

* N Weight (Kg): 6.17