Hamaan (HMWF-360) 800W 10" Dual Voice Coil Subwoofer It is a class apart. THINK OF CLASS; JUST BEST AUTOMOTIVE PRODUCTS IN THE MARKET FEATURES Black PP Cone with Foam Edge 1.5" (38MM) Voice Coil 990GMS (35OZ) Strontium Magnet Impedance 4 OHM Rated Power 120W Max Power 800W Frequency Response 35~1500Hz Sensitivity 86 ±2Db/ W/m INCLUDED -10" Car Subwoofer -Warranty Card -User-Manual.