PIONEER TS-W311D4

Size 12″
Maximum output power 1400 Watt
Nominal output power 400 Watt
Impedance Dual 4ohm voice coils
Frequency response 20 – 125 Hz
Sensitivity 95 dB
Cone – IMPP Composite Cone
Surround Composition – Dual Layer Fiber Reinforced Elastic Polymer Surround