Specifications:
8" Pro Audio Mid-range
Hybrid Carbon/DDC Stiff Paper Cone
Pro Audio Double Roll Textile Surround
Chrome Push Input Terminals 
2" BASV Voice Coil
40 oz. Y-35 Grade Motor Structure
Vented Pole Piece 
4-ohm System Impedance
Sold Individually 
Nominal Impedance: 4-ohm
Material: Non woven wool paper
Magnet Size: 40 oz.
Sensitivity (1W / 1M): 94 dB
Mounting Depth: 3.1 in
Size: 8 in
Sensitivity: 94 dB