PowerBass 2XL-653 6.5" Full Range Speakers - Pair Since their introduction, S-Series coaxials have made a name for themselves with avid music fans the world over. Without question a fantastic replacement for most OEM speaker applications, the S Series speaker systems continue to offer great performance at a great price. Features - • 6.5" Co-Axial Speaker System • OEM Drop in Replacement Design • Hybrid 4 Layer Paper/Wool Blend Woofer Cone • Butyl Rubber Surround • 14 oz. Motor Structure • EFF Motor Structures (Efficient Flux Field) • Rigid Tooled Basket With Flat Black Finish • 1" Silk Dome Tweeter • 3-ohm System Impedance Specifications - • Nominal Impedance: 3-ohm • Material: Non Woven Wool Paper / silk dome tweeter • Magnet Size: 14 oz • Sensitivity (1W / 1M): 90 dB • Mounting Depth: 2.5 in • Size: 6x5" • Sensitivity: 90 dB • Frequency Response: 58 Hz - 20 kHz • Power Handling (RMS/Peak): 75 / 150 watts