Pioneer TS-W106M Car Subwoofers - Sub driver only， Black<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>The Voice Coil Cooling System (VCCS) improves durability and faithfullyreproduces the sound of original sources.</li><li>The specially designed voice coil offers higher power handling， linear movement and greater excursion for extreme bass output.</li><li>The IMPP (Injection Molded Polypropylene) cone provides increased strength and rigidity for optimized bass response.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/515OdzHbeZL.jpg" noproxy>