Features High dispersion waveguide with 1′ Aluminum compression driver IP51 Weather treated Cone Design Bi-Ribbed Treated Cloth midrange Surround 1.5″ High Temperature Til Midrange Voice Coil High Energy Ferrite Oxide Magnet Weather Resistant Specifications Dynamic Power Handling 500 Watts Nominal Power Handling 250 Watts Frequency Response 90Hz - 18KHz Impedance 4Ω Sensitivity 102.7dB Kit Includes 2-Pairs Description Rev up your ride with the roaring power of DB Drive's WDX6MOTO-4CD Quad Speake