5' (125mm) 3-WAY WHITE SLIMLINE SPEAKERS - PAIRSPECIFICATIONS: Mounting Depth: 32mm Cone Diameter: 125mm (5inch) Frequency Response: 100Hz - 19,000Hz Sensitivity: 88dB/w*m (SPL) Nominal Impedance: 4 OHM Peak Power Input: 150 Watts Recommended Amplification: 20 Watts Woofer: Coated Fibre Composite Cone Frame: Anti-resonance steel basket Driver: Long Throw Acoustic Engineered Tweeter: Titanium Coated High-Pass Mounting: Flush Mount Dash / Door or Rear Shelf Surround: High Excursion Foam Surround Edge Magnet: Strontium