Targa Venom 8-inch 25000 Watt Dual 4 Ohm Subwoofer TG-VM8040D

Fs (Free Air Resonance): 45Hz

SPL (Efficiency 1W/1M): 85.4dB

Nominal Impedance: 2 / 4 / 8 ohm

Qts (Total Q): 0.403

Qes (Electrical Q): 0.438

Qms (Mechanical Q): 5.015

Vas (Equivalent Compliance): 8L

Mounting Depth: 111mm

Mounting Hole Diameter: 186mm