Max. Power:301 - 500W Sensitivity:75 - 90dB Voltage:DC 12V Size:6.5 Inch Impedance:Dual 2/4 Ohms Warranty:1 Years Color:Black painting RMS:250W Cone:Carbon fiber none pressed paper cone Size available:6.5/8/10/12/15/18 Max Power:500W HS code:8518290000 Frame:Aluminum Basket Magnet:30 Oz Magnet Spider:Nomex Spider Catalog:China subwoofer speaker Show More