Features:
2.5" (63.5mm) Voice Coil
Neodymium 10 Piece Radially Equalized Magnet Assembly
IP52 Rated Paper Cone With Treated Cloth Surround
Die-Cast Aluminum Basket With Radial Venting
Sold as Single

Specs:
Nominal Impedance: 4 Ohm
Power Handling: 400 Watts
Dynamic Wattage: 800 Watts
Frequency Response: 85Hz ~ 19kHz
Sensitivity (1w/1m): 102.1dB
Voice Coil Diameter: 2.5" (63.5mm)

Driver Composition:
Voice Coil Wire: CCAW
Coil: Polyamide
Magnet: Neodymium
Basket Type: Die-Cast Aluminum
Surround Edge: Cloth
Cone Material: Paper