Pioneer TS-W311S4 Package

Package of THREE Pioneer TS-W311S4 Subwoofer Package Car Subs 12" Single 4 Oh...

TS-W311S4 12" Champion Series Subwoofer with Single 4 Ohm Voice Coil (Includes 3 Units) IMPP Composite Cone Dual-Layer Elastic Polymer Surround Single Piece Basket Design Owners Manual - Click here for download GENERAL Size 12" Max. Music Power (Nominal) 1,400W (400W) Cone Composition IMPP Composite Cone Surround Composition Dual Layer Fiber Reinforced Elastic Polymer Surround Impedance 4 Ohms Frequency Response 20Hz - 125Hz (-20 dB) Sensitivity (1W/1 m) 95 dB (±1.5 dB) INSTALLATION SPECIFICATIONS Mounting Depth 5.9 in (151 mm) Cut-out Diameter 11.1 in (283 mm) Equivalent Compliance (Vas) 1.32 cu ft (37.5 L) Free Air Resonance (Fs) 42 Hz Total Speaker "Q" (Qts) 0.79 Linear Excursion (Xmax) 0.31 in (8 mm) SEALED/PORTED ENCLOSURE SPECIFICATIONS Recommended Sealed Box Volume 1.25 cu ft (35.4 liters) Recommended Ported Box Volume 1.5 cu ft (42.5 liters) Port Diameter 3 in (76 mm) Port Length 6 in (152 mm)