This 5-1/4” 3-way speaker is a product of Pioneer’s experience in applying technology to music. Able to handle a big 180 watts max., it’s equipped with a Composite IMPP™ cone using interlaced KEVLAR® brand fiber that’s super-strong, rigid, tough, and very lightweight—the perfect attributes for big, booming bass and exceptional power handling. The High-Energy Strontium Magnet and Conex Damper deliver higher power handling and deeper bass, and the Butyl Rubber Surround is super-durable and provides smoother response The mid-range is a 1-5/8” Foamed PPC Balanced Dome with Magnetic Fluid and includes its own Strontium Magnet, for high-performance reproduction and low distortion, and the 3/8” Dome Tweeter delivers smooth, accurate highs.